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Viana do Castelo Weather in August with Sea Temperature

August weather in Viana do Castelo includes average daytime air +24°C, nighttime +16°C, average sea temperature +20°C. Daily water temperatures usually range from +18°C to +19°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
AugustDayNightSea t°WindPrecipHumidity
1Fri
Clear/Sunny+25°C
Clear/Sunny+17°C
+18°C4 m/s0.3 mm75%
2Sat
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C4 m/s0 mm77%
3Sun
Clear/Sunny+25°C
Clear/Sunny+16°C
+19°C5 m/s0 mm73%
4Mon
Clear/Sunny+25°C
Clear/Sunny+16°C
+19°C5 m/s0 mm71%
5Tue
Clear/Sunny+25°C
Clear/Sunny+17°C
+19°C4 m/s0 mm71%
6Wed
Clear/Sunny+25°C
Clear/Sunny+17°C
+19°C4 m/s0 mm73%
7Thu
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C3 m/s0.1 mm75%
8Fri
Clear/Sunny+25°C
Clear/Sunny+17°C
+19°C3 m/s0 mm74%
9Sat
Clear/Sunny+25°C
Clear/Sunny+16°C
+19°C3 m/s0 mm77%
10Sun
Clear/Sunny+25°C
Clear/Sunny+17°C
+19°C3 m/s0 mm74%
11Mon
Clear/Sunny+24°C
Clear/Sunny+17°C
+19°C3 m/s0 mm79%
12Tue
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C4 m/s0.2 mm79%
13Wed
Clear/Sunny+24°C
Clear/Sunny+15°C
+19°C4 m/s0.1 mm78%
14Thu
Clear/Sunny+23°C
Clear/Sunny+16°C
+19°C4 m/s0 mm76%
15Fri
Clear/Sunny+23°C
Clear/Sunny+15°C
+18°C4 m/s0.1 mm76%
16Sat
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C5 m/s0.6 mm74%
17Sun
Clear/Sunny+23°C
Clear/Sunny+15°C
+19°C5 m/s0.5 mm79%
18Mon
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C5 m/s0 mm77%
19Tue
Clear/Sunny+23°C
Clear/Sunny+16°C
+19°C5 m/s1.3 mm77%
20Wed
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C4 m/s0.1 mm77%
21Thu
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C4 m/s0.1 mm80%
22Fri
Clear/Sunny+26°C
Clear/Sunny+17°C
+19°C4 m/s0 mm75%
23Sat
Clear/Sunny+26°C
Clear/Sunny+18°C
+19°C3 m/s0 mm70%
24Sun
Clear/Sunny+24°C
Clear/Sunny+17°C
+19°C3 m/s0.1 mm79%
25Mon
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C5 m/s0 mm76%
26Tue
Clear/Sunny+25°C
Partly Cloudy+16°C
+19°C5 m/s0 mm78%
27Wed
Clear/Sunny+23°C
Clear/Sunny+16°C
+19°C4 m/s0 mm79%
28Thu
Clear/Sunny+22°C
Clear/Sunny+14°C
+19°C4 m/s0 mm79%
29Fri
Clear/Sunny+22°C
Clear/Sunny+15°C
+19°C4 m/s0.1 mm82%
30Sat
Clear/Sunny+23°C
Clear/Sunny+15°C
+19°C4 m/s0 mm80%
31Sun
Clear/Sunny+23°C
Clear/Sunny+15°C
+19°C3 m/s0.1 mm76%

Sea water temperature by months

Water +19°C

Day and night air temperature

Day +24°C Night +16°C

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Average daytime temperature: +24°C
  • Average nighttime temperature: +16°C
  • Sea water temperature: +20°C
  • Precipitation (monthly average): 3.9 mm
  • Days with precipitation: 1.2
  • Humidity: 76%
  • 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
AugustDayNightSea t°WindPrecipHumidity
1Fri
Clear/Sunny+27°C
Clear/Sunny+17°C
—5-7 m/s, NW0 mm61%
2Sat
Clear/Sunny+25°C
Clear/Sunny+17°C
—2-3 m/s, WNW0 mm67%
3Sun
Clear/Sunny+28°C
Clear/Sunny+18°C
—2-3 m/s, NW0 mm59%
4Mon
Clear/Sunny+27°C
Clear/Sunny+18°C
—2 m/s, WNW0 mm55%
5Tue
Clear/Sunny+29°C
Clear/Sunny+18°C
—2-3 m/s, NW0 mm58%
6Wed
Clear/Sunny+25°C
Clear/Sunny+17°C
—2-4 m/s, SSW0 mm64%
7Thu
Clear/Sunny+24°C
Clear/Sunny+16°C
—2-3 m/s, WSW0 mm72%
8Fri
Clear/Sunny+24°C
Clear/Sunny+16°C
—2-3 m/s, SW0 mm74%
9Sat
Clear/Sunny+25°C
Clear/Sunny+16°C
—2-3 m/s, WNW0 mm70%
10Sun
Clear/Sunny+27°C
Clear/Sunny+17°C
—2-3 m/s, SSW0 mm63%
11Mon
Patchy rain nearby+26°C
Clear/Sunny+16°C
—3-6 m/s, NW0 mm67%
12Tue
Partly Cloudy+27°C
Clear/Sunny+17°C
—3-5 m/s, WNW0 mm62%
13Wed
Clear/Sunny+25°C
Patchy rain nearby+16°C
—4-7 m/s, NW0.4 mm77%
14Thu
Clear/Sunny+26°C
Clear/Sunny+17°C
—2-4 m/s, W0 mm66%
15Fri
Clear/Sunny+23°C
Clear/Sunny+16°C
—3-4 m/s, SW0 mm73%
16Sat
Clear/Sunny+24°C
Clear/Sunny+16°C
—3-4 m/s, WNW0 mm75%
17Sun
Clear/Sunny+23°C
Clear/Sunny+15°C
—4-6 m/s, NW0 mm76%
18Mon
Clear/Sunny+23°C
Overcast+16°C
—5-7 m/s, NW0 mm73%
19Tue
Clear/Sunny+22°C
Clear/Sunny+15°C
—5-6 m/s, NW0 mm83%
20Wed
Clear/Sunny+23°C
Partly Cloudy+15°C
—5-8 m/s, NW0 mm82%
21Thu
Clear/Sunny+25°C
Clear/Sunny+15°C
—5-8 m/s, NNW0 mm76%
22Fri
Clear/Sunny+25°C
Clear/Sunny+15°C
—3-4 m/s, NW0 mm67%
23Sat
Clear/Sunny+25°C
Clear/Sunny+16°C
—3-4 m/s, W0 mm61%
24Sun
Clear/Sunny+23°C
Mist+15°C
—3-5 m/s, WNW0 mm83%
25Mon
Clear/Sunny+23°C
Mist+14°C
—3-5 m/s, WNW0 mm82%
26Tue
Clear/Sunny+23°C
Mist+14°C
—5-7 m/s, NNW0 mm82%
27Wed
Partly Cloudy+21°C
Clear/Sunny+13°C
—4 m/s, WNW0 mm80%
28Thu
Clear/Sunny+20°C
Patchy rain nearby+13°C
—3-4 m/s, WNW0 mm76%
29Fri
Overcast+21°C
Light drizzle+16°C
—2 m/s, W0.4 mm90%
30Sat
Clear/Sunny+22°C
Mist+17°C
—2-4 m/s, WSW0.2 mm85%
31Sun
Patchy rain nearby+20°C
Light rain shower+14°C
—3-5 m/s, W0.4 mm81%

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Year: 2025
  • Average daytime temperature: +24°C
  • Average nighttime temperature: +16°C
  • Water temperature: —
  • Precipitation (month): 1.4 mm
  • Days with precipitation: 0
  • Humidity: 72%
  • Wind: 3 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
AugustDayNightSea t°WindPrecipHumidity
1Thu
Patchy rain nearby+23°C
Cloudy+16°C
+18°C4-7 m/s, NW0.1 mm84%
2Fri
Clear/Sunny+23°C
Clear/Sunny+15°C
+19°C6-7 m/s, NW0 mm81%
3Sat
Clear/Sunny+26°C
Clear/Sunny+15°C
+19°C6-7 m/s, NW0 mm68%
4Sun
Clear/Sunny+25°C
Clear/Sunny+17°C
+19°C6-7 m/s, NW0 mm69%
5Mon
Clear/Sunny+24°C
Clear/Sunny+16°C
+19°C6-7 m/s, NW0 mm78%
6Tue
Cloudy+23°C
Overcast+16°C
+19°C5-8 m/s, NW0 mm85%
7Wed
Clear/Sunny+25°C
Clear/Sunny+16°C
+19°C6-7 m/s, NW0 mm78%
8Thu
Clear/Sunny+25°C
Clear/Sunny+16°C
+19°C6-7 m/s, NW0 mm76%
9Fri
Clear/Sunny+29°C
Clear/Sunny+17°C
+19°C5-6 m/s, NNW0 mm66%
10Sat
Clear/Sunny+26°C
Clear/Sunny+18°C
+19°C2-3 m/s, WSW0 mm68%
11Sun
Clear/Sunny+23°C
Clear/Sunny+17°C
+19°C3-4 m/s, SSW0 mm80%
12Mon
Clear/Sunny+23°C
Clear/Sunny+15°C
+19°C4-6 m/s, NW0 mm85%
13Tue
Clear/Sunny+21°C
Partly Cloudy+15°C
+19°C3-4 m/s, WNW0 mm83%
14Wed
Clear/Sunny+23°C
Clear/Sunny+14°C
+19°C6-8 m/s, NNW0 mm76%
15Thu
Clear/Sunny+25°C
Clear/Sunny+15°C
+18°C5-6 m/s, NW0 mm60%
16Fri
Clear/Sunny+27°C
Clear/Sunny+17°C
+19°C5-8 m/s, NW0 mm56%
17Sat
Clear/Sunny+25°C
Clear/Sunny+17°C
+19°C6-7 m/s, NW0 mm76%
18Sun
Clear/Sunny+25°C
Partly Cloudy+17°C
+19°C5-7 m/s, NNW0 mm77%
19Mon
Clear/Sunny+23°C
Clear/Sunny+16°C
+19°C4-7 m/s, NW0 mm68%
20Tue
Cloudy+25°C
Clear/Sunny+17°C
+19°C7-9 m/s, NNW0 mm68%
21Wed
Clear/Sunny+26°C
Clear/Sunny+15°C
+19°C4-6 m/s, NW0 mm74%
22Thu
Clear/Sunny+22°C
Clear/Sunny+16°C
+19°C4-6 m/s, NW0 mm83%
23Fri
Cloudy+24°C
Partly Cloudy+16°C
+19°C3-5 m/s, NW0.1 mm82%
24Sat
Moderate rain at times+22°C
Clear/Sunny+15°C
+19°C4-8 m/s, NNW0.7 mm87%
25Sun
Clear/Sunny+24°C
Clear/Sunny+12°C
+19°C6-9 m/s, NNW0 mm66%
26Mon
Clear/Sunny+24°C
Clear/Sunny+14°C
+19°C4-5 m/s, NW0 mm63%
27Tue
Clear/Sunny+22°C
Partly Cloudy+14°C
+19°C4-6 m/s, NW0 mm79%
28Wed
Clear/Sunny+22°C
Clear/Sunny+13°C
+19°C3-5 m/s, W0 mm78%
29Thu
Clear/Sunny+24°C
Partly Cloudy+16°C
+19°C5-8 m/s, NW0 mm82%
30Fri
Clear/Sunny+22°C
Clear/Sunny+15°C
+19°C3-5 m/s, W0 mm84%
31Sat
Clear/Sunny+22°C
Clear/Sunny+17°C
+19°C3-5 m/s, WNW0 mm86%

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Year: 2024
  • Average daytime temperature: +24°C
  • Average nighttime temperature: +16°C
  • Water temperature: —
  • Precipitation (month): 0.9 mm
  • Days with precipitation: 0
  • Humidity: 76%
  • Wind: 5 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
AugustDayNightSea t°WindPrecipHumidity
1Tue
Patchy rain nearby+25°C
Clear/Sunny+17°C
—3-4 m/s, NW0.3 mm83%
2Wed
Overcast+23°C
Clear/Sunny+16°C
—3-7 m/s, W0.1 mm90%
3Thu
Clear/Sunny+23°C
Clear/Sunny+15°C
—7-10 m/s, NNW0 mm72%
4Fri
Clear/Sunny+25°C
Clear/Sunny+14°C
—7-8 m/s, NNW0 mm67%
5Sat
Clear/Sunny+27°C
Clear/Sunny+16°C
—6-8 m/s, NNW0 mm60%
6Sun
Clear/Sunny+29°C
Clear/Sunny+17°C
—5-7 m/s, NNW0 mm65%
7Mon
Clear/Sunny+28°C
Clear/Sunny+17°C
—4-5 m/s, NW0 mm56%
8Tue
Clear/Sunny+27°C
Clear/Sunny+20°C
—3 m/s, SW0 mm54%
9Wed
Patchy rain nearby+23°C
Clear/Sunny+17°C
—3-4 m/s, SSW0.2 mm81%
10Thu
Clear/Sunny+23°C
Partly Cloudy+16°C
—3 m/s, WSW0 mm78%
11Fri
Clear/Sunny+24°C
Clear/Sunny+17°C
—3-4 m/s, WNW0 mm79%
12Sat
Clear/Sunny+23°C
Overcast+18°C
—5-7 m/s, NW0 mm81%
13Sun
Clear/Sunny+23°C
Clear/Sunny+15°C
—6 m/s, NW0 mm78%
14Mon
Clear/Sunny+22°C
Clear/Sunny+14°C
—4-5 m/s, NW0 mm82%
15Tue
Clear/Sunny+22°C
Clear/Sunny+16°C
—4-6 m/s, NW0 mm83%
16Wed
Clear/Sunny+23°C
Clear/Sunny+15°C
—4-6 m/s, NW0 mm81%
17Thu
Clear/Sunny+22°C
Partly Cloudy+15°C
—2-3 m/s, W0 mm84%
18Fri
Overcast+23°C
Partly Cloudy+18°C
—5-7 m/s, S0 mm88%
19Sat
Overcast+21°C
Moderate or heavy rain shower+18°C
—3-4 m/s, S3.6 mm94%
20Sun
Clear/Sunny+24°C
Clear/Sunny+17°C
—4-6 m/s, NW0 mm82%
21Mon
Clear/Sunny+26°C
Clear/Sunny+17°C
—4-5 m/s, NW0 mm76%
22Tue
Clear/Sunny+31°C
Clear/Sunny+19°C
—3-4 m/s, NW0 mm65%
23Wed
Clear/Sunny+28°C
Cloudy+20°C
—3-4 m/s, SSW0 mm64%
24Thu
Clear/Sunny+23°C
Clear/Sunny+18°C
—2-4 m/s, WNW0 mm83%
25Fri
Clear/Sunny+23°C
Clear/Sunny+16°C
—5-7 m/s, NNW0 mm82%
26Sat
Clear/Sunny+21°C
Clear/Sunny+14°C
—7-9 m/s, NNW0 mm78%
27Sun
Clear/Sunny+21°C
Clear/Sunny+14°C
—6-9 m/s, NNW0 mm76%
28Mon
Clear/Sunny+23°C
Clear/Sunny+14°C
—6-8 m/s, NNW0 mm77%
29Tue
Clear/Sunny+23°C
Clear/Sunny+14°C
—6-8 m/s, NNW0 mm81%
30Wed
Clear/Sunny+23°C
Clear/Sunny+14°C
—6-8 m/s, NNW0 mm77%
31Thu
Clear/Sunny+23°C
Clear/Sunny+15°C
—5-6 m/s, NW0 mm78%

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Year: 2023
  • Average daytime temperature: +24°C
  • Average nighttime temperature: +16°C
  • Water temperature: —
  • Precipitation (month): 4.2 mm
  • Days with precipitation: 1
  • Humidity: 77%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
AugustDayNightSea t°WindPrecipHumidity
1Mon
Clear/Sunny+30°C
Clear/Sunny+21°C
—2-3 m/s, WSW0 mm65%
2Tue
Clear/Sunny+28°C
Clear/Sunny+18°C
—2 m/s, W0 mm76%
3Wed
Clear/Sunny+27°C
Clear/Sunny+17°C
—3-6 m/s, WNW0 mm80%
4Thu
Clear/Sunny+28°C
Clear/Sunny+18°C
—4-6 m/s, NW0 mm77%
5Fri
Clear/Sunny+27°C
Clear/Sunny+18°C
—2-3 m/s, W0 mm78%
6Sat
Clear/Sunny+26°C
Clear/Sunny+17°C
—2-3 m/s, SW0 mm80%
7Sun
Clear/Sunny+24°C
Clear/Sunny+16°C
—2-3 m/s, SW0 mm82%
8Mon
Clear/Sunny+26°C
Clear/Sunny+16°C
—2-3 m/s, WSW0 mm81%
9Tue
Clear/Sunny+26°C
Clear/Sunny+16°C
—2-3 m/s, WSW0 mm79%
10Wed
Cloudy+26°C
Clear/Sunny+17°C
—2-4 m/s, W0 mm73%
11Thu
Clear/Sunny+25°C
Cloudy+16°C
—2-4 m/s, S0 mm84%
12Fri
Clear/Sunny+25°C
Clear/Sunny+15°C
—2-3 m/s, W0 mm80%
13Sat
Clear/Sunny+24°C
Clear/Sunny+15°C
—3 m/s, WNW0 mm79%
14Sun
Clear/Sunny+23°C
Clear/Sunny+15°C
—3-4 m/s, WNW0 mm81%
15Mon
Clear/Sunny+22°C
Clear/Sunny+15°C
—2-3 m/s, W0.2 mm82%
16Tue
Patchy rain nearby+21°C
Moderate or heavy rain shower+15°C
—5-7 m/s, NW2.2 mm82%
17Wed
Cloudy+23°C
Cloudy+15°C
—7-10 m/s, NNW0 mm78%
18Thu
Clear/Sunny+27°C
Clear/Sunny+14°C
—6-8 m/s, NNW0 mm68%
19Fri
Clear/Sunny+28°C
Clear/Sunny+16°C
—4-5 m/s, NW0 mm62%
20Sat
Clear/Sunny+27°C
Clear/Sunny+17°C
—4-6 m/s, NW0 mm68%
21Sun
Clear/Sunny+25°C
Clear/Sunny+16°C
—6-7 m/s, NW0 mm82%
22Mon
Clear/Sunny+29°C
Clear/Sunny+17°C
—6-7 m/s, NNW0 mm76%
23Tue
Clear/Sunny+28°C
Partly Cloudy+19°C
—5 m/s, NW0 mm71%
24Wed
Clear/Sunny+25°C
Clear/Sunny+17°C
—4-6 m/s, NW0 mm84%
25Thu
Clear/Sunny+28°C
Clear/Sunny+18°C
—6-9 m/s, NNW0 mm79%
26Fri
Clear/Sunny+29°C
Partly Cloudy+17°C
—4-6 m/s, NNW0 mm74%
27Sat
Clear/Sunny+26°C
Clear/Sunny+18°C
—2-3 m/s, WSW0 mm70%
28Sun
Clear/Sunny+24°C
Clear/Sunny+16°C
—2-3 m/s, SSW0 mm80%
29Mon
Clear/Sunny+22°C
Clear/Sunny+15°C
—3-5 m/s, SSW0 mm80%
30Tue
Clear/Sunny+23°C
Clear/Sunny+15°C
—3-4 m/s, SW0 mm82%
31Wed
Clear/Sunny+23°C
Clear/Sunny+15°C
—2-3 m/s, WNW0.3 mm81%

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Year: 2022
  • Average daytime temperature: +26°C
  • Average nighttime temperature: +17°C
  • Water temperature: —
  • Precipitation (month): 2.7 mm
  • Days with precipitation: 1
  • Humidity: 77%
  • Wind: 3 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
AugustDayNightSea t°WindPrecipHumidity
1Sun
Clear/Sunny+20°C
Clear/Sunny+13°C
—4-5 m/s, WNW1.5 mm74%
2Mon
Clear/Sunny+23°C
Partly Cloudy+15°C
—5-8 m/s, NNW0 mm76%
3Tue
Clear/Sunny+21°C
Clear/Sunny+15°C
—4-6 m/s, NW0 mm80%
4Wed
Patchy rain nearby+22°C
Patchy rain nearby+15°C
—4-6 m/s, NW0.3 mm81%
5Thu
Patchy rain nearby+21°C
Clear/Sunny+14°C
—3-4 m/s, WSW0.1 mm80%
6Fri
Patchy rain nearby+20°C
Clear/Sunny+15°C
—3 m/s, WNW0.1 mm76%
7Sat
Clear/Sunny+20°C
Moderate rain at times+15°C
—3-4 m/s, WNW0.6 mm81%
8Sun
Clear/Sunny+21°C
Clear/Sunny+14°C
—5-7 m/s, NW0 mm78%
9Mon
Clear/Sunny+22°C
Partly Cloudy+14°C
—5-7 m/s, NW0 mm78%
10Tue
Clear/Sunny+24°C
Clear/Sunny+16°C
—4-7 m/s, NW0 mm74%
11Wed
Clear/Sunny+24°C
Clear/Sunny+16°C
—4-6 m/s, NW0 mm78%
12Thu
Clear/Sunny+24°C
Clear/Sunny+15°C
—5-7 m/s, NW0 mm78%
13Fri
Clear/Sunny+26°C
Clear/Sunny+17°C
—3-4 m/s, NW0 mm74%
14Sat
Clear/Sunny+25°C
Clear/Sunny+18°C
—3-5 m/s, NW0 mm72%
15Sun
Clear/Sunny+26°C
Clear/Sunny+16°C
—6-8 m/s, NNW0 mm74%
16Mon
Clear/Sunny+26°C
Clear/Sunny+17°C
—7-9 m/s, NNW0 mm65%
17Tue
Clear/Sunny+26°C
Clear/Sunny+14°C
—6-8 m/s, NNW0 mm66%
18Wed
Cloudy+25°C
Clear/Sunny+14°C
—6-8 m/s, NNW0 mm64%
19Thu
Clear/Sunny+23°C
Clear/Sunny+14°C
—5-6 m/s, NW0 mm70%
20Fri
Clear/Sunny+22°C
Clear/Sunny+15°C
—3-4 m/s, NW0 mm76%
21Sat
Patchy rain nearby+22°C
Clear/Sunny+15°C
—3-4 m/s, WSW0.1 mm86%
22Sun
Clear/Sunny+25°C
Clear/Sunny+17°C
—3-4 m/s, NW0 mm78%
23Mon
Clear/Sunny+28°C
Clear/Sunny+19°C
—2-4 m/s, NW0 mm64%
24Tue
Clear/Sunny+27°C
Clear/Sunny+20°C
—2-3 m/s, W0 mm63%
25Wed
Clear/Sunny+24°C
Clear/Sunny+17°C
—3-5 m/s, SSW0 mm71%
26Thu
Clear/Sunny+26°C
Partly Cloudy+17°C
—3 m/s, SW0 mm84%
27Fri
Clear/Sunny+25°C
Clear/Sunny+16°C
—2-3 m/s, WNW0 mm77%
28Sat
Clear/Sunny+23°C
Partly Cloudy+15°C
—2-3 m/s, WSW0 mm84%
29Sun
Clear/Sunny+22°C
Clear/Sunny+14°C
—2-3 m/s, W0 mm83%
30Mon
Clear/Sunny+23°C
Partly Cloudy+16°C
—2-3 m/s, W0 mm81%
31Tue
Clear/Sunny+25°C
Clear/Sunny+16°C
—2-3 m/s, WNW0 mm70%

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Year: 2021
  • Average daytime temperature: +24°C
  • Average nighttime temperature: +16°C
  • Water temperature: —
  • Precipitation (month): 2.7 mm
  • Days with precipitation: 1
  • Humidity: 75%
  • Wind: 4 m/s

Daily air temperature for the month

Day Night
Tap a date to open detailed weather for that day
AugustDayNightSea t°WindPrecipHumidity
1Sat
Clear/Sunny+23°C
Partly Cloudy+17°C
—5-8 m/s, NW0 mm81%
2Sun
Clear/Sunny+24°C
Clear/Sunny+16°C
—7-9 m/s, NNW0 mm74%
3Mon
Clear/Sunny+22°C
Clear/Sunny+15°C
—6-9 m/s, NNW0 mm76%
4Tue
Clear/Sunny+25°C
Clear/Sunny+15°C
—5-7 m/s, NNW0 mm77%
5Wed
Clear/Sunny+24°C
Clear/Sunny+17°C
—5-7 m/s, NNW0 mm72%
6Thu
Clear/Sunny+26°C
Clear/Sunny+17°C
—4-5 m/s, NW0 mm66%
7Fri
Clear/Sunny+24°C
Clear/Sunny+17°C
—3-6 m/s, WNW0 mm82%
8Sat
Clear/Sunny+24°C
Clear/Sunny+17°C
—2-4 m/s, WNW0 mm82%
9Sun
Clear/Sunny+23°C
Clear/Sunny+16°C
—2-4 m/s, W0 mm85%
10Mon
Clear/Sunny+24°C
Partly Cloudy+15°C
—3-6 m/s, W0 mm85%
11Tue
Clear/Sunny+22°C
Clear/Sunny+18°C
—2-3 m/s, WSW0 mm84%
12Wed
Cloudy+23°C
Partly Cloudy+16°C
—4-8 m/s, NNW1.3 mm85%
13Thu
Clear/Sunny+22°C
Clear/Sunny+14°C
—5 m/s, NW0 mm78%
14Fri
Clear/Sunny+21°C
Clear/Sunny+15°C
—3-4 m/s, WNW0 mm81%
15Sat
Patchy rain nearby+21°C
Clear/Sunny+14°C
—2-3 m/s, SW0.6 mm83%
16Sun
Patchy rain nearby+21°C
Partly Cloudy+15°C
—3-4 m/s, SW1.1 mm84%
17Mon
Moderate or heavy rain shower+19°C
Moderate rain at times+15°C
—4-7 m/s, SSE3.1 mm96%
18Tue
Overcast+21°C
Patchy rain nearby+18°C
—4-5 m/s, S0.3 mm93%
19Wed
Moderate or heavy rain shower+21°C
Cloudy+18°C
—6-8 m/s, S4.1 mm87%
20Thu
Partly Cloudy+21°C
Moderate rain at times+15°C
—3-5 m/s, WSW0.5 mm86%
21Fri
Patchy rain nearby+21°C
Partly Cloudy+15°C
—3-4 m/s, SSW0.4 mm83%
22Sat
Clear/Sunny+22°C
Clear/Sunny+15°C
—4-7 m/s, NW0 mm79%
23Sun
Clear/Sunny+24°C
Clear/Sunny+16°C
—4-6 m/s, NNW0 mm76%
24Mon
Clear/Sunny+25°C
Clear/Sunny+16°C
—4-5 m/s, NNW0 mm72%
25Tue
Clear/Sunny+24°C
Clear/Sunny+17°C
—5-6 m/s, NW0 mm78%
26Wed
Clear/Sunny+24°C
Partly Cloudy+18°C
—4-5 m/s, NW0 mm85%
27Thu
Clear/Sunny+23°C
Partly Cloudy+18°C
—4-5 m/s, NW0 mm89%
28Fri
Clear/Sunny+20°C
Patchy rain nearby+15°C
—6-9 m/s, NNW0.1 mm80%
29Sat
Patchy rain nearby+21°C
Clear/Sunny+14°C
—6-8 m/s, NNW0.2 mm74%
30Sun
Clear/Sunny+22°C
Clear/Sunny+13°C
—5-7 m/s, NNW0 mm70%
31Mon
Clear/Sunny+23°C
Clear/Sunny+14°C
—3-4 m/s, WNW0 mm58%

Weather highs and lows in Viana do Castelo for august

Climate in Viana do Castelo in august

  • Year: 2020
  • Average daytime temperature: +23°C
  • Average nighttime temperature: +16°C
  • Water temperature: —
  • Precipitation (month): 11.7 mm
  • Days with precipitation: 4
  • Humidity: 80%
  • Wind: 4 m/s

Weather in Viana do Castelo in august by year

Year Day Night Precipitation Days with precipitation Water
2025 +24°C +16°C 1.4 mm 0 —
2024 +24°C +16°C 0.9 mm 0 —
2023 +24°C +16°C 4.2 mm 1 —
2022 +26°C +17°C 2.7 mm 1 —
2021 +24°C +16°C 2.7 mm 1 —
2020 +23°C +16°C 11.7 mm 4 —

Comparison august 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