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Viana do Castelo Weather in May with Sea Temperature

May weather in Viana do Castelo includes average daytime air +20°C, nighttime +12°C, average sea temperature +16°C. Daily water temperatures usually range from +16°C to +18°C, which is cool for long swims. The tables below also show air temperature, wind, rain and humidity; for near-term water data, open the current 30-day water temperature forecast.
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Averaged values across several years

Daily air temperature for the month

Day Night

Daily sea water temperature for the month

Water
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Thu
Clear/Sunny+17°C
Clear/Sunny+11°C
+16°C4 m/s1 mm78%
2Fri
Overcast+18°C
Partly Cloudy+11°C
+16°C4 m/s0.9 mm77%
3Sat
Clear/Sunny+19°C
Clear/Sunny+11°C
+16°C4 m/s0.6 mm76%
4Sun
Clear/Sunny+18°C
Clear/Sunny+12°C
+16°C5 m/s1 mm81%
5Mon
Clear/Sunny+19°C
Patchy rain nearby+12°C
+16°C4 m/s1 mm82%
6Tue
Clear/Sunny+19°C
Clear/Sunny+11°C
+16°C3 m/s0.3 mm79%
7Wed
Clear/Sunny+20°C
Clear/Sunny+12°C
+16°C3 m/s0 mm74%
8Thu
Clear/Sunny+21°C
Clear/Sunny+13°C
+16°C3 m/s0 mm74%
9Fri
Patchy rain nearby+19°C
Overcast+12°C
+16°C4 m/s1.4 mm76%
10Sat
Clear/Sunny+18°C
Cloudy+11°C
+16°C4 m/s0.7 mm76%
11Sun
Clear/Sunny+18°C
Clear/Sunny+12°C
+16°C4 m/s0.2 mm76%
12Mon
Patchy rain nearby+18°C
Clear/Sunny+12°C
+16°C5 m/s0.4 mm79%
13Tue
Patchy rain nearby+18°C
Clear/Sunny+12°C
+16°C4 m/s3 mm80%
14Wed
Clear/Sunny+18°C
Clear/Sunny+11°C
+16°C4 m/s0.3 mm76%
15Thu
Clear/Sunny+19°C
Patchy rain nearby+12°C
+16°C5 m/s0.5 mm80%
16Fri
Cloudy+19°C
Cloudy+12°C
+17°C4 m/s0.8 mm77%
17Sat
Clear/Sunny+20°C
Clear/Sunny+13°C
+16°C4 m/s0.1 mm72%
18Sun
Patchy rain nearby+19°C
Clear/Sunny+12°C
+16°C4 m/s0.3 mm74%
19Mon
Clear/Sunny+20°C
Clear/Sunny+12°C
+16°C4 m/s0.1 mm72%
20Tue
Clear/Sunny+21°C
Clear/Sunny+13°C
+17°C4 m/s0 mm71%
21Wed
Partly Cloudy+21°C
Clear/Sunny+13°C
+16°C3 m/s0.3 mm73%
22Thu
Clear/Sunny+19°C
Clear/Sunny+13°C
+17°C4 m/s0.2 mm74%
23Fri
Clear/Sunny+20°C
Clear/Sunny+12°C
+17°C5 m/s0 mm72%
24Sat
Clear/Sunny+20°C
Clear/Sunny+13°C
+17°C4 m/s0.2 mm73%
25Sun
Clear/Sunny+22°C
Clear/Sunny+13°C
+17°C5 m/s0.2 mm73%
26Mon
Clear/Sunny+22°C
Clear/Sunny+13°C
+17°C5 m/s0.2 mm70%
27Tue
Clear/Sunny+23°C
Clear/Sunny+15°C
+17°C4 m/s0.3 mm71%
28Wed
Clear/Sunny+23°C
Clear/Sunny+15°C
+16°C4 m/s0.3 mm72%
29Thu
Clear/Sunny+23°C
Clear/Sunny+15°C
+17°C3 m/s0.3 mm75%
30Fri
Clear/Sunny+22°C
Clear/Sunny+16°C
+17°C4 m/s0.6 mm77%
31Sat
Clear/Sunny+23°C
Partly Cloudy+15°C
+18°C3 m/s0.5 mm77%

Sea water temperature by months

Water +16°C

Day and night air temperature

Day +20°C Night +13°C

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Average daytime temperature: +20°C
  • Average nighttime temperature: +12°C
  • Sea water temperature: —
  • Precipitation (monthly average): 15.6 mm
  • Days with precipitation: 4.8
  • Humidity: 75%
  • Wind: 4 m/s
  • Data: 6 years / coverage 100%

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Thu
Clear/Sunny+19°C
Cloudy+10°C
—3-4 m/s, SW0.1 mm77%
2Fri
Overcast+18°C
Cloudy+11°C
—3-4 m/s, S3.7 mm87%
3Sat
Heavy rain at times+18°C
Patchy rain nearby+13°C
—5 m/s, SSE1.6 mm86%
4Sun
Patchy rain nearby+17°C
Patchy rain nearby+12°C
—3-4 m/s, SSE0.7 mm84%
5Mon
Cloudy+19°C
Partly Cloudy+11°C
—4-7 m/s, NW0 mm80%
6Tue
Clear/Sunny+18°C
Clear/Sunny+8°C
—4-6 m/s, NNW0 mm72%
7Wed
Clear/Sunny+19°C
Clear/Sunny+11°C
—3-4 m/s, SE0 mm66%
8Thu
Overcast+18°C
Clear/Sunny+12°C
—3-4 m/s, WSW0 mm74%
9Fri
Patchy rain nearby+17°C
Cloudy+10°C
—4 m/s, S0.2 mm80%
10Sat
Patchy rain nearby+15°C
Cloudy+10°C
—3-6 m/s, WNW0.2 mm81%
11Sun
Patchy rain nearby+16°C
Cloudy+10°C
—3-4 m/s, WNW0.2 mm74%
12Mon
Patchy rain nearby+16°C
Partly Cloudy+9°C
—3-4 m/s, SSW0.8 mm83%
13Tue
Patchy rain nearby+17°C
Patchy rain nearby+10°C
—2-5 m/s, WSW0.5 mm79%
14Wed
Patchy rain nearby+16°C
Overcast+9°C
—4-6 m/s, NW0.3 mm76%
15Thu
Clear/Sunny+18°C
Clear/Sunny+10°C
—5-7 m/s, NNW0 mm78%
16Fri
Patchy rain nearby+21°C
Clear/Sunny+12°C
—3-5 m/s, WNW0.1 mm72%
17Sat
Clear/Sunny+22°C
Clear/Sunny+15°C
—2-3 m/s, WSW0 mm67%
18Sun
Cloudy+20°C
Clear/Sunny+13°C
—3-4 m/s, SSW0.1 mm80%
19Mon
Partly Cloudy+18°C
Patchy rain nearby+12°C
—3 m/s, WSW0.8 mm80%
20Tue
Partly Cloudy+19°C
Partly Cloudy+12°C
—3-5 m/s, NW0 mm84%
21Wed
Clear/Sunny+20°C
Clear/Sunny+12°C
—5-7 m/s, NNW0 mm80%
22Thu
Clear/Sunny+20°C
Clear/Sunny+12°C
—7-8 m/s, NNW0 mm68%
23Fri
Clear/Sunny+22°C
Clear/Sunny+11°C
—6-8 m/s, NNW0 mm68%
24Sat
Clear/Sunny+21°C
Clear/Sunny+13°C
—4-5 m/s, NW0 mm68%
25Sun
Clear/Sunny+21°C
Clear/Sunny+14°C
—6-7 m/s, NNW0 mm74%
26Mon
Overcast+21°C
Clear/Sunny+12°C
—6-8 m/s, NNW0 mm75%
27Tue
Clear/Sunny+22°C
Clear/Sunny+14°C
—5-7 m/s, NW0 mm71%
28Wed
Clear/Sunny+24°C
Clear/Sunny+15°C
—4 m/s, NW0 mm69%
29Thu
Clear/Sunny+25°C
Clear/Sunny+17°C
—2-4 m/s, W0 mm70%
30Fri
Clear/Sunny+24°C
Clear/Sunny+16°C
—4-5 m/s, NW0 mm72%
31Sat
Clear/Sunny+23°C
Partly Cloudy+14°C
—5-7 m/s, NNW0 mm74%

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Year: 2025
  • Average daytime temperature: +20°C
  • Average nighttime temperature: +12°C
  • Water temperature: —
  • Precipitation (month): 9.3 mm
  • Days with precipitation: 2
  • Humidity: 76%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night

Daily sea water temperature for the month

Water
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Wed
Patchy rain nearby+14°C
Heavy rain at times+8°C
+16°C4-5 m/s, NW2.9 mm76%
2Thu
Patchy rain nearby+15°C
Cloudy+10°C
+16°C4-5 m/s, WSW1.3 mm74%
3Fri
Moderate or heavy rain shower+14°C
Cloudy+11°C
+16°C7-10 m/s, S1.8 mm88%
4Sat
Moderate rain at times+16°C
Patchy rain nearby+13°C
+16°C7-9 m/s, SSW3 mm96%
5Sun
Patchy rain nearby+16°C
Moderate rain at times+11°C
+16°C6-8 m/s, W5.7 mm96%
6Mon
Clear/Sunny+16°C
Clear/Sunny+9°C
+16°C4-6 m/s, NW0 mm76%
7Tue
Partly Cloudy+19°C
Clear/Sunny+10°C
+16°C3-4 m/s, NNW0 mm76%
8Wed
Clear/Sunny+23°C
Clear/Sunny+14°C
+16°C3-4 m/s, E0 mm65%
9Thu
Partly Cloudy+22°C
Cloudy+14°C
+16°C2-3 m/s, NNW0 mm66%
10Fri
Clear/Sunny+22°C
Clear/Sunny+14°C
+16°C2-3 m/s, W0 mm70%
11Sat
Clear/Sunny+20°C
Clear/Sunny+13°C
+16°C3-6 m/s, NW0 mm80%
12Sun
Partly Cloudy+18°C
Clear/Sunny+12°C
+16°C4-5 m/s, NW0 mm82%
13Mon
Moderate or heavy rain shower+16°C
Cloudy+13°C
+16°C3-6 m/s, WSW2.8 mm91%
14Tue
Cloudy+15°C
Patchy rain nearby+11°C
+16°C6-7 m/s, NW0.9 mm78%
15Wed
Patchy rain nearby+15°C
Patchy rain nearby+10°C
+16°C5-6 m/s, WNW0.3 mm77%
16Thu
Cloudy+16°C
Overcast+10°C
+17°C4 m/s, WSW1.5 mm78%
17Fri
Overcast+16°C
Partly Cloudy+10°C
+16°C4-5 m/s, NW0.1 mm82%
18Sat
Patchy rain nearby+16°C
Partly Cloudy+11°C
+16°C4-6 m/s, W0.5 mm85%
19Sun
Clear/Sunny+17°C
Overcast+10°C
+16°C5-7 m/s, NW0 mm81%
20Mon
Clear/Sunny+17°C
Clear/Sunny+10°C
+17°C4 m/s, WNW0 mm82%
21Tue
Cloudy+17°C
Cloudy+11°C
+16°C2-4 m/s, WSW0.3 mm82%
22Wed
Moderate rain at times+16°C
Patchy rain nearby+10°C
+17°C4-6 m/s, NNW0.9 mm78%
23Thu
Clear/Sunny+19°C
Clear/Sunny+9°C
+17°C6-8 m/s, NNW0 mm74%
24Fri
Clear/Sunny+19°C
Clear/Sunny+10°C
+17°C3-4 m/s, WNW0 mm72%
25Sat
Overcast+18°C
Overcast+10°C
+17°C2-4 m/s, S1.2 mm84%
26Sun
Clear/Sunny+18°C
Partly Cloudy+12°C
+17°C5-8 m/s, NW0 mm81%
27Mon
Clear/Sunny+19°C
Clear/Sunny+10°C
+17°C6-8 m/s, NNW0 mm74%
28Tue
Clear/Sunny+21°C
Clear/Sunny+12°C
+16°C6-8 m/s, NNW0 mm73%
29Wed
Clear/Sunny+23°C
Partly Cloudy+14°C
+17°C6-8 m/s, NNW0 mm70%
30Thu
Clear/Sunny+25°C
Clear/Sunny+15°C
+17°C6-7 m/s, NNW0 mm73%
31Fri
Clear/Sunny+25°C
Clear/Sunny+15°C
+18°C4-5 m/s, NNW0 mm66%

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Year: 2024
  • Average daytime temperature: +18°C
  • Average nighttime temperature: +11°C
  • Water temperature: —
  • Precipitation (month): 23.2 mm
  • Days with precipitation: 8
  • Humidity: 78%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Mon
Clear/Sunny+21°C
Clear/Sunny+12°C
—3-4 m/s, W0 mm70%
2Tue
Clear/Sunny+25°C
Partly Cloudy+15°C
—2 m/s, SSW0 mm60%
3Wed
Partly Cloudy+20°C
Partly Cloudy+14°C
—4-5 m/s, SSW0.2 mm74%
4Thu
Cloudy+19°C
Heavy rain at times+13°C
—4-6 m/s, SSW2.1 mm86%
5Fri
Cloudy+20°C
Patchy rain nearby+12°C
—3-4 m/s, SW0.2 mm82%
6Sat
Patchy rain nearby+19°C
Patchy rain nearby+13°C
—3-4 m/s, W1.3 mm86%
7Sun
Clear/Sunny+21°C
Partly Cloudy+13°C
—5-6 m/s, NNW0 mm82%
8Mon
Patchy rain nearby+22°C
Clear/Sunny+12°C
—3-4 m/s, NW0.1 mm75%
9Tue
Cloudy+20°C
Overcast+14°C
—5-8 m/s, NNW0.1 mm86%
10Wed
Clear/Sunny+19°C
Overcast+11°C
—7-9 m/s, NNW0 mm74%
11Thu
Clear/Sunny+20°C
Clear/Sunny+10°C
—8-10 m/s, N0 mm69%
12Fri
Clear/Sunny+19°C
Clear/Sunny+10°C
—8-9 m/s, NNW0 mm69%
13Sat
Clear/Sunny+20°C
Clear/Sunny+10°C
—6-8 m/s, NNW0 mm68%
14Sun
Clear/Sunny+21°C
Clear/Sunny+11°C
—6-8 m/s, NNW0 mm75%
15Mon
Clear/Sunny+22°C
Clear/Sunny+12°C
—6-8 m/s, NNW0 mm70%
16Tue
Cloudy+20°C
Partly Cloudy+11°C
—3-4 m/s, NW0 mm65%
17Wed
Clear/Sunny+24°C
Clear/Sunny+13°C
—4-6 m/s, NW0 mm53%
18Thu
Clear/Sunny+21°C
Clear/Sunny+12°C
—4-7 m/s, NW0 mm54%
19Fri
Clear/Sunny+22°C
Clear/Sunny+11°C
—5-8 m/s, NNW0 mm62%
20Sat
Clear/Sunny+21°C
Clear/Sunny+12°C
—4-6 m/s, NW0 mm60%
21Sun
Partly Cloudy+21°C
Clear/Sunny+12°C
—4-5 m/s, NW0 mm65%
22Mon
Clear/Sunny+24°C
Partly Cloudy+14°C
—4-5 m/s, NW0 mm64%
23Tue
Patchy rain nearby+23°C
Clear/Sunny+14°C
—3-4 m/s, NW0.1 mm69%
24Wed
Partly Cloudy+23°C
Partly Cloudy+16°C
—3 m/s, NW0 mm67%
25Thu
Clear/Sunny+24°C
Clear/Sunny+16°C
—3-4 m/s, NW0 mm66%
26Fri
Heavy rain at times+21°C
Clear/Sunny+12°C
—5-7 m/s, ESE1.4 mm73%
27Sat
Overcast+21°C
Cloudy+14°C
—2 m/s, WNW1.8 mm86%
28Sun
Cloudy+18°C
Moderate or heavy rain shower+14°C
—2 m/s, WNW2 mm93%
29Mon
Overcast+19°C
Overcast+15°C
—2-3 m/s, S1.4 mm92%
30Tue
Cloudy+19°C
Moderate or heavy rain shower+15°C
—2 m/s, SW3.3 mm92%
31Wed
Cloudy+20°C
Partly Cloudy+14°C
—2-3 m/s, W0 mm88%

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Year: 2023
  • Average daytime temperature: +21°C
  • Average nighttime temperature: +13°C
  • Water temperature: —
  • Precipitation (month): 14 mm
  • Days with precipitation: 7
  • Humidity: 73%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Sun
Clear/Sunny+18°C
Clear/Sunny+11°C
—3-6 m/s, NW0 mm82%
2Mon
Cloudy+17°C
Partly Cloudy+11°C
—5-8 m/s, NW0 mm79%
3Tue
Clear/Sunny+20°C
Clear/Sunny+10°C
—5-6 m/s, NNW0 mm69%
4Wed
Clear/Sunny+20°C
Partly Cloudy+11°C
—3-4 m/s, NW0 mm71%
5Thu
Clear/Sunny+22°C
Clear/Sunny+12°C
—3-4 m/s, NW0 mm67%
6Fri
Clear/Sunny+22°C
Clear/Sunny+12°C
—2-3 m/s, W0 mm67%
7Sat
Clear/Sunny+24°C
Clear/Sunny+13°C
—3-4 m/s, WNW0 mm60%
8Sun
Clear/Sunny+23°C
Partly Cloudy+15°C
—2-4 m/s, WNW0 mm62%
9Mon
Clear/Sunny+23°C
Clear/Sunny+14°C
—2-4 m/s, WNW0 mm62%
10Tue
Clear/Sunny+22°C
Clear/Sunny+13°C
—3-4 m/s, NW0 mm67%
11Wed
Clear/Sunny+21°C
Clear/Sunny+13°C
—3-6 m/s, NW0 mm76%
12Thu
Clear/Sunny+23°C
Clear/Sunny+14°C
—4-5 m/s, NW0 mm77%
13Fri
Clear/Sunny+22°C
Clear/Sunny+14°C
—2-4 m/s, WNW0 mm72%
14Sat
Clear/Sunny+25°C
Clear/Sunny+14°C
—2 m/s, NW0 mm67%
15Sun
Cloudy+20°C
Patchy rain nearby+14°C
—6-8 m/s, S1.7 mm82%
16Mon
Patchy rain nearby+20°C
Moderate or heavy rain shower+15°C
—6-7 m/s, S2 mm88%
17Tue
Patchy rain nearby+20°C
Patchy rain nearby+15°C
—5-7 m/s, S0.6 mm89%
18Wed
Patchy rain nearby+19°C
Overcast+13°C
—3 m/s, W0.1 mm88%
19Thu
Clear/Sunny+21°C
Clear/Sunny+12°C
—3-4 m/s, NW0 mm72%
20Fri
Clear/Sunny+25°C
Cloudy+14°C
—4-5 m/s, NNW0 mm66%
21Sat
Clear/Sunny+27°C
Clear/Sunny+16°C
—3-4 m/s, WNW1.4 mm62%
22Sun
Cloudy+19°C
Cloudy+14°C
—3-6 m/s, W0.1 mm87%
23Mon
Overcast+19°C
Partly Cloudy+12°C
—5-6 m/s, NNW0 mm78%
24Tue
Patchy rain nearby+17°C
Clear/Sunny+11°C
—6-7 m/s, NNW0.1 mm76%
25Wed
Clear/Sunny+21°C
Clear/Sunny+10°C
—6-8 m/s, NNW0 mm74%
26Thu
Clear/Sunny+25°C
Clear/Sunny+13°C
—3-4 m/s, NW0 mm67%
27Fri
Clear/Sunny+27°C
Clear/Sunny+17°C
—3-5 m/s, NW0 mm58%
28Sat
Clear/Sunny+26°C
Clear/Sunny+16°C
—3-4 m/s, SW0 mm54%
29Sun
Clear/Sunny+22°C
Clear/Sunny+14°C
—3-4 m/s, SSW0.1 mm74%
30Mon
Moderate rain at times+19°C
Cloudy+14°C
—4-5 m/s, S0.5 mm85%
31Tue
Moderate or heavy rain shower+22°C
Cloudy+15°C
—3-4 m/s, S2.8 mm80%

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Year: 2022
  • Average daytime temperature: +22°C
  • Average nighttime temperature: +13°C
  • Water temperature: —
  • Precipitation (month): 9.4 mm
  • Days with precipitation: 4
  • Humidity: 73%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Sat
Patchy rain nearby+15°C
Clear/Sunny+7°C
—6-7 m/s, NNW0.2 mm69%
2Sun
Clear/Sunny+15°C
Clear/Sunny+7°C
—4-6 m/s, NW0 mm66%
3Mon
Clear/Sunny+16°C
Clear/Sunny+8°C
—4-6 m/s, NW0 mm62%
4Tue
Clear/Sunny+18°C
Clear/Sunny+10°C
—5-7 m/s, NNW0 mm67%
5Wed
Clear/Sunny+19°C
Partly Cloudy+12°C
—5-6 m/s, NW0 mm83%
6Thu
Overcast+18°C
Partly Cloudy+12°C
—2-4 m/s, SSW0.1 mm90%
7Fri
Clear/Sunny+18°C
Clear/Sunny+12°C
—2-3 m/s, SW0.1 mm81%
8Sat
Clear/Sunny+18°C
Partly Cloudy+11°C
—4-6 m/s, SSW0 mm84%
9Sun
Patchy rain nearby+15°C
Patchy rain nearby+11°C
—5-7 m/s, W3.9 mm81%
10Mon
Moderate or heavy rain shower+13°C
Cloudy+9°C
—5-7 m/s, WSW3.5 mm82%
11Tue
Cloudy+15°C
Patchy rain nearby+9°C
—5-6 m/s, W0.4 mm68%
12Wed
Patchy rain nearby+16°C
Moderate rain at times+12°C
—7-9 m/s, WNW1.3 mm80%
13Thu
Moderate or heavy rain shower+16°C
Partly Cloudy+12°C
—5-8 m/s, W13.8 mm87%
14Fri
Clear/Sunny+16°C
Partly Cloudy+10°C
—3-4 m/s, WNW0.2 mm72%
15Sat
Moderate rain at times+17°C
Patchy rain nearby+14°C
—5-6 m/s, SW1.3 mm96%
16Sun
Cloudy+17°C
Moderate rain at times+12°C
—5-6 m/s, NW0.9 mm85%
17Mon
Clear/Sunny+17°C
Overcast+13°C
—3-4 m/s, NW0 mm72%
18Tue
Partly Cloudy+19°C
Clear/Sunny+11°C
—5-6 m/s, NW0.8 mm69%
19Wed
Clear/Sunny+19°C
Clear/Sunny+10°C
—5-6 m/s, NNW0 mm73%
20Thu
Clear/Sunny+21°C
Clear/Sunny+12°C
—4-6 m/s, NW0 mm66%
21Fri
Patchy rain nearby+17°C
Clear/Sunny+12°C
—4-6 m/s, NW0.1 mm81%
22Sat
Partly Cloudy+15°C
Partly Cloudy+10°C
—3-5 m/s, NW0 mm70%
23Sun
Clear/Sunny+16°C
Clear/Sunny+9°C
—4-6 m/s, NW0 mm69%
24Mon
Overcast+16°C
Heavy rain at times+12°C
—5-6 m/s, WNW1.3 mm83%
25Tue
Clear/Sunny+19°C
Clear/Sunny+9°C
—6-8 m/s, NNW0 mm72%
26Wed
Clear/Sunny+20°C
Partly Cloudy+12°C
—5-7 m/s, NNW0 mm68%
27Thu
Partly Cloudy+19°C
Clear/Sunny+13°C
—4-6 m/s, NW0 mm74%
28Fri
Clear/Sunny+19°C
Clear/Sunny+12°C
—3-5 m/s, NW0 mm81%
29Sat
Clear/Sunny+22°C
Clear/Sunny+12°C
—4-5 m/s, NW0 mm78%
30Sun
Clear/Sunny+23°C
Clear/Sunny+15°C
—3 m/s, NW0 mm74%
31Mon
Clear/Sunny+22°C
Clear/Sunny+15°C
—2-4 m/s, SW0 mm77%

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Year: 2021
  • Average daytime temperature: +18°C
  • Average nighttime temperature: +11°C
  • Water temperature: —
  • Precipitation (month): 27.9 mm
  • Days with precipitation: 6
  • Humidity: 76%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
MayDayNightSea t°WindPrecipHumidity
1Fri
Moderate rain at times+16°C
Heavy rain at times+15°C
—6-7 m/s, SSW2.6 mm96%
2Sat
Overcast+17°C
Patchy rain nearby+14°C
—4-5 m/s, SSW0.4 mm94%
3Sun
Clear/Sunny+27°C
Clear/Sunny+12°C
—1-2 m/s, S0 mm76%
4Mon
Overcast+19°C
Clear/Sunny+14°C
—6-8 m/s, SSW0.1 mm83%
5Tue
Overcast+18°C
Patchy rain nearby+13°C
—5-7 m/s, S0.3 mm85%
6Wed
Cloudy+18°C
Patchy rain nearby+12°C
—3-4 m/s, SSW0.3 mm85%
7Thu
Partly Cloudy+21°C
Clear/Sunny+12°C
—3-4 m/s, NNW0 mm78%
8Fri
Clear/Sunny+19°C
Clear/Sunny+13°C
—2-3 m/s, SW0 mm86%
9Sat
Moderate or heavy rain shower+17°C
Overcast+11°C
—4-6 m/s, S4 mm81%
10Sun
Patchy rain nearby+17°C
Patchy rain nearby+11°C
—3-5 m/s, SSW0.4 mm82%
11Mon
Partly Cloudy+18°C
Moderate rain at times+14°C
—3-4 m/s, W0.7 mm87%
12Tue
Overcast+18°C
Cloudy+13°C
—3-4 m/s, SSW0 mm84%
13Wed
Patchy rain nearby+17°C
Clear/Sunny+11°C
—3-4 m/s, S0.9 mm84%
14Thu
Patchy rain nearby+16°C
Cloudy+13°C
—2-4 m/s, W0.4 mm90%
15Fri
Partly Cloudy+19°C
Cloudy+12°C
—3-4 m/s, NW0 mm79%
16Sat
Clear/Sunny+20°C
Cloudy+12°C
—3-5 m/s, NW0 mm72%
17Sun
Partly Cloudy+20°C
Clear/Sunny+13°C
—3-4 m/s, SW0 mm71%
18Mon
Overcast+21°C
Clear/Sunny+13°C
—3-4 m/s, NW0 mm67%
19Tue
Clear/Sunny+23°C
Clear/Sunny+14°C
—3-4 m/s, W0 mm65%
20Wed
Clear/Sunny+22°C
Clear/Sunny+15°C
—3-6 m/s, NW0 mm69%
21Thu
Partly Cloudy+21°C
Clear/Sunny+13°C
—2-4 m/s, W0 mm68%
22Fri
Clear/Sunny+21°C
Clear/Sunny+15°C
—3-6 m/s, WNW0 mm78%
23Sat
Clear/Sunny+22°C
Clear/Sunny+14°C
—6-7 m/s, NNW0 mm75%
24Sun
Clear/Sunny+22°C
Clear/Sunny+16°C
—4 m/s, NW0 mm74%
25Mon
Clear/Sunny+26°C
Clear/Sunny+16°C
—5-6 m/s, NNW0 mm68%
26Tue
Clear/Sunny+27°C
Clear/Sunny+17°C
—3-4 m/s, N0 mm58%
27Wed
Clear/Sunny+28°C
Clear/Sunny+19°C
—4 m/s, NW0 mm60%
28Thu
Clear/Sunny+27°C
Clear/Sunny+19°C
—3-4 m/s, WNW0 mm61%
29Fri
Clear/Sunny+26°C
Partly Cloudy+19°C
—3-5 m/s, WNW0 mm64%
30Sat
Clear/Sunny+24°C
Clear/Sunny+19°C
—2-3 m/s, W0 mm66%
31Sun
Partly Cloudy+23°C
Partly Cloudy+16°C
—3-4 m/s, WNW0 mm76%

Weather highs and lows in Viana do Castelo for may

Climate in Viana do Castelo in may

  • Year: 2020
  • Average daytime temperature: +21°C
  • Average nighttime temperature: +14°C
  • Water temperature: —
  • Precipitation (month): 10.1 mm
  • Days with precipitation: 2
  • Humidity: 76%
  • Wind: 3 m/s

Weather in Viana do Castelo in may by year

Year Day Night Precipitation Days with precipitation Water
2025 +20°C +12°C 9.3 mm 2 —
2024 +18°C +11°C 23.2 mm 8 —
2023 +21°C +13°C 14 mm 7 —
2022 +22°C +13°C 9.4 mm 4 —
2021 +18°C +11°C 27.9 mm 6 —
2020 +21°C +14°C 10.1 mm 2 —

Comparison may in Viana do Castelo with other months

Month Day Night Days with precipitation Sunny days
January +14°C +8°C 9 11
February +15°C +9°C 6 9
March +16°C +9°C 9 11
April +17°C +11°C 7 11
May +20°C +13°C 5 16
June +22°C +15°C 2 15
July +25°C +16°C 1 24
August +24°C +16°C 1 24
September +22°C +15°C 5 15
October +20°C +14°C 11 11
November +17°C +11°C 10 11
December +14°C +9°C 11 9