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September

El Masnou Weather in September with Sea Temperature

September weather in El Masnou includes average daytime air +25°C, nighttime +21°C, average sea temperature +25°C. Daily water temperatures usually range from +23°C to +26°C, which is comfortable for swimming and beach planning. 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

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Mon	+27°C	+22°C	+26°C	3 m/s	0.2 mm	65%
2Tue	+27°C	+22°C	+26°C	4 m/s	0.4 mm	63%
3Wed	+27°C	+22°C	+26°C	3 m/s	0.1 mm	63%
4Thu	+27°C	+22°C	+26°C	3 m/s	0.6 mm	66%
5Fri	+27°C	+23°C	+26°C	3 m/s	0 mm	65%
6Sat	+27°C	+23°C	+26°C	3 m/s	0.1 mm	64%
7Sun	+27°C	+23°C	+26°C	3 m/s	1.4 mm	66%
8Mon	+26°C	+22°C	+26°C	3 m/s	0.3 mm	64%
9Tue	+25°C	+22°C	+26°C	3 m/s	1.8 mm	66%
10Wed	+25°C	+22°C	+26°C	3 m/s	0 mm	62%
11Thu	+26°C	+22°C	+25°C	3 m/s	0 mm	66%
12Fri	+26°C	+22°C	+26°C	2 m/s	1.5 mm	70%
13Sat	+26°C	+22°C	+26°C	3 m/s	0.3 mm	68%
14Sun	+26°C	+22°C	+24°C	3 m/s	0 mm	61%
15Mon	+27°C	+22°C	+25°C	3 m/s	0.4 mm	61%
16Tue	+26°C	+22°C	+24°C	2 m/s	0.4 mm	64%
17Wed	+26°C	+22°C	+24°C	3 m/s	0.3 mm	64%
18Thu	+25°C	+21°C	+24°C	3 m/s	0.4 mm	66%
19Fri	+25°C	+21°C	+23°C	3 m/s	0.2 mm	64%
20Sat	+24°C	+21°C	+24°C	2 m/s	0.1 mm	68%
21Sun	+24°C	+19°C	+24°C	3 m/s	1 mm	66%
22Mon	+24°C	+20°C	+23°C	3 m/s	0.1 mm	62%
23Tue	+23°C	+19°C	+24°C	3 m/s	1.5 mm	62%
24Wed	+23°C	+19°C	+24°C	3 m/s	0.8 mm	66%
25Thu	+22°C	+19°C	+24°C	3 m/s	0.3 mm	63%
26Fri	+24°C	+19°C	+24°C	3 m/s	0.1 mm	57%
27Sat	+24°C	+19°C	+23°C	3 m/s	0 mm	56%
28Sun	+23°C	+19°C	+24°C	3 m/s	0.2 mm	60%
29Mon	+22°C	+19°C	+23°C	3 m/s	0 mm	62%
30Tue	+23°C	+20°C	+23°C	3 m/s	0.2 mm	62%

Sea water temperature by months

Water +25°C

Day and night air temperature

Day +25°C Night +21°C

Weather highs and lows in El Masnou for september

Warmest day: 15 september, +27°C
Coldest night: 25 september, +19°C
Max precipitation: 9 september, 1.8 mm
Warmest sea water: 1 september, +26°C
Coldest sea water: 19 september, +23°C

Climate in El Masnou in september

Average daytime temperature: +25°C
Average nighttime temperature: +21°C
Sea water temperature: —
Precipitation (monthly average): 12.4 mm
Days with precipitation: 2.8
Humidity: 64%
Wind: 3 m/s
Data: 6 years / coverage 100%

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Mon	+26°C	+21°C	—	3-5 m/s, S	1.2 mm	72%
2Tue	+26°C	+20°C	—	5-7 m/s, WSW	0.6 mm	52%
3Wed	+27°C	+23°C	—	3-5 m/s, S	0 mm	57%
4Thu	+27°C	+22°C	—	3-5 m/s, SSW	0 mm	65%
5Fri	+25°C	+22°C	—	3-4 m/s, S	0 mm	63%
6Sat	+26°C	+22°C	—	2-4 m/s, SSE	0 mm	59%
7Sun	+27°C	+23°C	—	2 m/s, SE	0 mm	70%
8Mon	+25°C	+22°C	—	3-4 m/s, ESE	0.2 mm	75%
9Tue	+22°C	+20°C	—	2-3 m/s, ESE	4.9 mm	82%
10Wed	+26°C	+21°C	—	3-7 m/s, S	0 mm	63%
11Thu	+24°C	+20°C	—	4-5 m/s, ESE	0.1 mm	67%
12Fri	+24°C	+21°C	—	3-5 m/s, SE	0.5 mm	76%
13Sat	+25°C	+21°C	—	2 m/s, SE	0.3 mm	76%
14Sun	+25°C	+22°C	—	2-3 m/s, S	0 mm	74%
15Mon	+26°C	+23°C	—	2-3 m/s, SSW	0 mm	70%
16Tue	+25°C	+23°C	—	3-4 m/s, S	0 mm	72%
17Wed	+26°C	+23°C	—	2 m/s, SSE	0 mm	71%
18Thu	+26°C	+23°C	—	2-3 m/s, ESE	0 mm	72%
19Fri	+26°C	+23°C	—	2-3 m/s, SE	0 mm	72%
20Sat	+25°C	+23°C	—	2-4 m/s, SE	0 mm	76%
21Sun	+25°C	+20°C	—	2-3 m/s, SE	1.6 mm	75%
22Mon	+24°C	+20°C	—	3-5 m/s, WSW	0.2 mm	55%
23Tue	+20°C	+17°C	—	4-5 m/s, ESE	2.7 mm	63%
24Wed	+18°C	+15°C	—	4-6 m/s, E	0.2 mm	69%
25Thu	+18°C	+16°C	—	4-5 m/s, SE	1.2 mm	73%
26Fri	+20°C	+17°C	—	2-3 m/s, SE	0.3 mm	72%
27Sat	+23°C	+19°C	—	2-4 m/s, SSE	0.1 mm	66%
28Sun	+22°C	+19°C	—	3-5 m/s, E	0.9 mm	75%
29Mon	+22°C	+19°C	—	3-4 m/s, ESE	0 mm	59%
30Tue	+24°C	+21°C	—	2-5 m/s, S	0 mm	54%

Weather highs and lows in El Masnou for september

Warmest day: 3 september, +27°C
Coldest night: 24 september, +15°C
Max precipitation: 9 september, 4.9 mm
Warmest water: —
Coldest water: —

Climate in El Masnou in september

Year: 2025
Average daytime temperature: +24°C
Average nighttime temperature: +21°C
Water temperature: —
Precipitation (month): 15 mm
Days with precipitation: 5
Humidity: 68%
Wind: 3 m/s

Daily air temperature for the month

Day Night

Daily sea water temperature for the month

Water

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Sun	+27°C	+23°C	+26°C	2-3 m/s, N	0.1 mm	63%
2Mon	+27°C	+23°C	+26°C	2-3 m/s, SE	0 mm	58%
3Tue	+26°C	+20°C	+26°C	2 m/s, E	0.4 mm	70%
4Wed	+24°C	+19°C	+26°C	2 m/s, ENE	3.6 mm	68%
5Thu	+23°C	+20°C	+26°C	2 m/s, SE	0 mm	62%
6Fri	+25°C	+22°C	+26°C	4-6 m/s, SSE	0.1 mm	70%
7Sat	+28°C	+23°C	+26°C	3-5 m/s, S	0.4 mm	76%
8Sun	+26°C	+22°C	+26°C	2-4 m/s, NE	0.8 mm	75%
9Mon	+24°C	+22°C	+26°C	3-4 m/s, ESE	0.1 mm	64%
10Tue	+24°C	+21°C	+26°C	3-4 m/s, S	0 mm	66%
11Wed	+23°C	+21°C	+25°C	3-5 m/s, ESE	0 mm	75%
12Thu	+23°C	+17°C	+26°C	3-5 m/s, SSE	7.7 mm	72%
13Fri	+19°C	+15°C	+26°C	3-4 m/s, E	0 mm	78%
14Sat	+23°C	+17°C	+24°C	3-4 m/s, WSW	0 mm	50%
15Sun	+26°C	+19°C	+25°C	2 m/s, SW	0 mm	42%
16Mon	+25°C	+19°C	+24°C	2-3 m/s, SW	0 mm	40%
17Tue	+22°C	+20°C	+24°C	3-5 m/s, ESE	0 mm	47%
18Wed	+20°C	+17°C	+24°C	5-6 m/s, ENE	0.3 mm	66%
19Thu	+21°C	+19°C	+23°C	2-4 m/s, SE	0.1 mm	66%
20Fri	+22°C	+20°C	+24°C	2-3 m/s, NE	0.4 mm	66%
21Sat	+22°C	+19°C	+24°C	2-3 m/s, E	0.5 mm	70%
22Sun	+25°C	+20°C	+23°C	2 m/s, ESE	0.3 mm	72%
23Mon	+22°C	+19°C	+24°C	3-4 m/s, SSE	0.1 mm	72%
24Tue	+23°C	+19°C	+24°C	2-4 m/s, ESE	0 mm	72%
25Wed	+23°C	+19°C	+24°C	2-5 m/s, SSW	0 mm	66%
26Thu	+28°C	+22°C	+24°C	5-6 m/s, WSW	0 mm	54%
27Fri	+26°C	+18°C	+23°C	4-5 m/s, W	0 mm	45%
28Sat	+20°C	+18°C	+24°C	3-4 m/s, E	0 mm	58%
29Sun	+22°C	+18°C	+23°C	3-5 m/s, SSW	0 mm	61%
30Mon	+24°C	+20°C	+23°C	3-5 m/s, SW	0 mm	62%

Weather highs and lows in El Masnou for september

Warmest day: 7 september, +28°C
Coldest night: 13 september, +15°C
Max precipitation: 12 september, 7.7 mm
Warmest water: 1 september, +26°C
Coldest water: 19 september, +23°C

Climate in El Masnou in september

Year: 2024
Average daytime temperature: +24°C
Average nighttime temperature: +20°C
Water temperature: —
Precipitation (month): 14.9 mm
Days with precipitation: 2
Humidity: 64%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Fri	+27°C	+23°C	—	2-4 m/s, SSW	0 mm	60%
2Sat	+25°C	+23°C	—	5-7 m/s, E	0 mm	68%
3Sun	+28°C	+22°C	—	6-8 m/s, ENE	0 mm	59%
4Mon	+29°C	+24°C	—	6-8 m/s, E	0 mm	50%
5Tue	+28°C	+23°C	—	4-5 m/s, ESE	0 mm	55%
6Wed	+26°C	+23°C	—	3-4 m/s, ESE	0 mm	56%
7Thu	+25°C	+23°C	—	2-3 m/s, ESE	0 mm	54%
8Fri	+25°C	+22°C	—	2-3 m/s, SE	0 mm	58%
9Sat	+26°C	+22°C	—	1-2 m/s, SE	0 mm	52%
10Sun	+25°C	+23°C	—	2-3 m/s, SE	0 mm	60%
11Mon	+26°C	+23°C	—	3-4 m/s, SW	0 mm	59%
12Tue	+25°C	+23°C	—	2-3 m/s, ESE	0 mm	69%
13Wed	+26°C	+22°C	—	3-4 m/s, SE	1.2 mm	66%
14Thu	+26°C	+23°C	—	2-4 m/s, S	0 mm	60%
15Fri	+25°C	+21°C	—	2-4 m/s, ESE	2.3 mm	73%
16Sat	+27°C	+21°C	—	1-2 m/s, SSW	0 mm	70%
17Sun	+28°C	+24°C	—	2-3 m/s, E	0 mm	68%
18Mon	+27°C	+21°C	—	4-6 m/s, SW	0 mm	64%
19Tue	+25°C	+22°C	—	3-4 m/s, S	0 mm	59%
20Wed	+25°C	+21°C	—	3-4 m/s, SSW	0.2 mm	70%
21Thu	+27°C	+20°C	—	4-6 m/s, W	0 mm	60%
22Fri	+24°C	+20°C	—	3-4 m/s, ESE	0 mm	52%
23Sat	+22°C	+18°C	—	3-4 m/s, S	0 mm	62%
24Sun	+24°C	+20°C	—	2-5 m/s, S	0 mm	63%
25Mon	+23°C	+20°C	—	2 m/s, SE	0 mm	64%
26Tue	+25°C	+21°C	—	2-3 m/s, SSW	0 mm	62%
27Wed	+26°C	+22°C	—	3-5 m/s, SSW	0 mm	56%
28Thu	+26°C	+22°C	—	3-5 m/s, SSW	0 mm	56%
29Fri	+25°C	+22°C	—	2 m/s, SE	0 mm	61%
30Sat	+27°C	+24°C	—	2-4 m/s, S	0 mm	53%

Weather highs and lows in El Masnou for september

Warmest day: 4 september, +29°C
Coldest night: 23 september, +18°C
Max precipitation: 15 september, 2.3 mm
Warmest water: —
Coldest water: —

Climate in El Masnou in september

Year: 2023
Average daytime temperature: +26°C
Average nighttime temperature: +22°C
Water temperature: —
Precipitation (month): 3.7 mm
Days with precipitation: 2
Humidity: 61%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Thu	+30°C	+24°C	—	3-4 m/s, ESE	0 mm	68%
2Fri	+30°C	+24°C	—	2-3 m/s, ESE	0.2 mm	72%
3Sat	+27°C	+23°C	—	2-3 m/s, E	0 mm	71%
4Sun	+29°C	+22°C	—	2-3 m/s, E	0.1 mm	71%
5Mon	+30°C	+24°C	—	2-4 m/s, SSW	0.1 mm	68%
6Tue	+28°C	+24°C	—	2-4 m/s, ESE	0 mm	70%
7Wed	+30°C	+24°C	—	3-4 m/s, SSE	0 mm	59%
8Thu	+26°C	+24°C	—	3-4 m/s, WSW	0 mm	56%
9Fri	+28°C	+23°C	—	3-6 m/s, SSW	0 mm	62%
10Sat	+27°C	+23°C	—	3-4 m/s, S	0 mm	57%
11Sun	+28°C	+24°C	—	2-3 m/s, S	0 mm	69%
12Mon	+28°C	+24°C	—	2-3 m/s, SSW	0 mm	72%
13Tue	+29°C	+24°C	—	3-4 m/s, SSW	0 mm	66%
14Wed	+27°C	+24°C	—	4-5 m/s, WNW	0.1 mm	60%
15Thu	+29°C	+23°C	—	3-4 m/s, WSW	0 mm	61%
16Fri	+25°C	+23°C	—	3-5 m/s, SSE	0.6 mm	66%
17Sat	+23°C	+20°C	—	3 m/s, ESE	0.1 mm	69%
18Sun	+24°C	+20°C	—	3-5 m/s, SSW	0 mm	60%
19Mon	+26°C	+20°C	—	3-4 m/s, SSE	0 mm	58%
20Tue	+24°C	+21°C	—	2-3 m/s, SE	0 mm	67%
21Wed	+22°C	+20°C	—	2-5 m/s, ESE	0 mm	69%
22Thu	+23°C	+20°C	—	3-4 m/s, E	0 mm	65%
23Fri	+23°C	+20°C	—	3-4 m/s, SSE	0 mm	66%
24Sat	+21°C	+17°C	—	3-4 m/s, NE	4.4 mm	78%
25Sun	+20°C	+18°C	—	3 m/s, ESE	0.1 mm	72%
26Mon	+21°C	+17°C	—	3-4 m/s, E	0 mm	56%
27Tue	+21°C	+16°C	—	3-4 m/s, ESE	0 mm	54%
28Wed	+25°C	+18°C	—	2-3 m/s, WSW	0 mm	57%
29Thu	+21°C	+16°C	—	3-6 m/s, S	0 mm	58%
30Fri	+20°C	+16°C	—	3-5 m/s, SW	0.1 mm	65%

Weather highs and lows in El Masnou for september

Warmest day: 1 september, +30°C
Coldest night: 27 september, +16°C
Max precipitation: 24 september, 4.4 mm
Warmest water: —
Coldest water: —

Climate in El Masnou in september

Year: 2022
Average daytime temperature: +26°C
Average nighttime temperature: +21°C
Water temperature: —
Precipitation (month): 5.8 mm
Days with precipitation: 1
Humidity: 65%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Wed	+25°C	+20°C	—	3-5 m/s, ESE	0 mm	74%
2Thu	+26°C	+21°C	—	4-5 m/s, E	0.8 mm	72%
3Fri	+28°C	+22°C	—	2 m/s, SE	0 mm	62%
4Sat	+25°C	+22°C	—	2-3 m/s, SE	0 mm	78%
5Sun	+30°C	+23°C	—	3-5 m/s, SW	0 mm	70%
6Mon	+30°C	+24°C	—	3-4 m/s, SW	0 mm	65%
7Tue	+28°C	+23°C	—	2-4 m/s, SSW	0 mm	67%
8Wed	+29°C	+23°C	—	2-4 m/s, SE	0 mm	70%
9Thu	+27°C	+23°C	—	5-6 m/s, E	0.1 mm	73%
10Fri	+25°C	+22°C	—	3-4 m/s, E	0.2 mm	61%
11Sat	+27°C	+21°C	—	2-4 m/s, SW	0 mm	66%
12Sun	+27°C	+22°C	—	2-3 m/s, SSW	0.7 mm	74%
13Mon	+29°C	+23°C	—	3-5 m/s, SW	0 mm	72%
14Tue	+28°C	+24°C	—	3-4 m/s, S	0 mm	70%
15Wed	+30°C	+23°C	—	4-5 m/s, WSW	0 mm	66%
16Thu	+27°C	+22°C	—	2-3 m/s, SE	1.7 mm	73%
17Fri	+26°C	+21°C	—	2-3 m/s, SE	1.8 mm	75%
18Sat	+24°C	+21°C	—	2-4 m/s, E	2 mm	70%
19Sun	+23°C	+18°C	—	3-4 m/s, WSW	0 mm	68%
20Mon	+22°C	+19°C	—	2-3 m/s, SE	0.2 mm	76%
21Tue	+22°C	+17°C	—	2-3 m/s, SW	3.5 mm	64%
22Wed	+24°C	+18°C	—	4-5 m/s, ENE	0 mm	62%
23Thu	+24°C	+20°C	—	3-4 m/s, ENE	6 mm	56%
24Fri	+25°C	+20°C	—	4 m/s, ENE	0 mm	57%
25Sat	+27°C	+21°C	—	2-3 m/s, W	0.5 mm	63%
26Sun	+28°C	+21°C	—	3-4 m/s, WSW	0.3 mm	53%
27Mon	+26°C	+21°C	—	1-2 m/s, E	0 mm	59%
28Tue	+26°C	+21°C	—	3-4 m/s, SW	0 mm	62%
29Wed	+23°C	+20°C	—	2-4 m/s, SW	0.1 mm	70%
30Thu	+22°C	+19°C	—	3-4 m/s, ESE	0.9 mm	73%

Weather highs and lows in El Masnou for september

Warmest day: 5 september, +30°C
Coldest night: 21 september, +17°C
Max precipitation: 23 september, 6 mm
Warmest water: —
Coldest water: —

Climate in El Masnou in september

Year: 2021
Average daytime temperature: +26°C
Average nighttime temperature: +21°C
Water temperature: —
Precipitation (month): 18.8 mm
Days with precipitation: 5
Humidity: 67%
Wind: 3 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Tue	+25°C	+21°C	—	2-4 m/s, S	0 mm	54%
2Wed	+25°C	+21°C	—	3-4 m/s, SSE	0.5 mm	53%
3Thu	+26°C	+21°C	—	3-5 m/s, SW	0.1 mm	59%
4Fri	+26°C	+22°C	—	2-3 m/s, S	0 mm	61%
5Sat	+25°C	+23°C	—	2 m/s, ESE	0 mm	70%
6Sun	+27°C	+22°C	—	3-5 m/s, S	0.3 mm	62%
7Mon	+22°C	+20°C	—	3-5 m/s, S	7.9 mm	70%
8Tue	+25°C	+19°C	—	4-6 m/s, SSW	0.5 mm	48%
9Wed	+24°C	+19°C	—	3-4 m/s, ENE	5.9 mm	62%
10Thu	+25°C	+21°C	—	2 m/s, S	0 mm	65%
11Fri	+28°C	+22°C	—	2-3 m/s, SW	0 mm	59%
12Sat	+28°C	+23°C	—	2 m/s, S	0 mm	58%
13Sun	+27°C	+24°C	—	2 m/s, ESE	0 mm	50%
14Mon	+27°C	+23°C	—	1-3 m/s, S	0 mm	54%
15Tue	+27°C	+23°C	—	2-4 m/s, SW	0 mm	56%
16Wed	+27°C	+23°C	—	2-3 m/s, SSW	0 mm	61%
17Thu	+28°C	+23°C	—	3-4 m/s, SSW	0 mm	56%
18Fri	+26°C	+23°C	—	2-3 m/s, SSW	0 mm	64%
19Sat	+27°C	+22°C	—	3-4 m/s, SW	0.8 mm	58%
20Sun	+26°C	+22°C	—	3-4 m/s, WSW	0 mm	50%
21Mon	+25°C	+18°C	—	3-4 m/s, ESE	0.3 mm	60%
22Tue	+24°C	+19°C	—	2-3 m/s, ESE	0 mm	63%
23Wed	+27°C	+21°C	—	3-5 m/s, S	0 mm	54%
24Thu	+25°C	+21°C	—	4-7 m/s, SSE	0 mm	54%
25Fri	+23°C	+17°C	—	7-9 m/s, WNW	0 mm	38%
26Sat	+20°C	+15°C	—	4-7 m/s, WSW	0 mm	43%
27Sun	+20°C	+15°C	—	3-5 m/s, S	0 mm	53%
28Mon	+21°C	+15°C	—	3 m/s, WSW	0 mm	49%
29Tue	+21°C	+17°C	—	2-4 m/s, SE	0 mm	60%
30Wed	+22°C	+17°C	—	3-4 m/s, SW	0 mm	62%

Weather highs and lows in El Masnou for september

Warmest day: 11 september, +28°C
Coldest night: 26 september, +15°C
Max precipitation: 7 september, 7.9 mm
Warmest water: —
Coldest water: —

Climate in El Masnou in september

Year: 2020
Average daytime temperature: +25°C
Average nighttime temperature: +20°C
Water temperature: —
Precipitation (month): 16.3 mm
Days with precipitation: 2
Humidity: 57%
Wind: 3 m/s

Weather in El Masnou in september by year

Year	Day	Night	Precipitation	Days with precipitation	Water
2025	+24°C	+21°C	15 mm	5	—
2024	+24°C	+20°C	14.9 mm	2	—
2023	+26°C	+22°C	3.7 mm	2	—
2022	+26°C	+21°C	5.8 mm	1	—
2021	+26°C	+21°C	18.8 mm	5	—
2020	+25°C	+20°C	16.3 mm	2	—

Comparison september in El Masnou with other months

Month	Day	Night	Days with precipitation	Sunny days
January	+13°C	+8°C	2	18
February	+15°C	+9°C	2	14
March	+15°C	+11°C	3	10
April	+17°C	+12°C	3	13
May	+21°C	+16°C	2	17
June	+26°C	+21°C	1	20
July	+29°C	+24°C	2	22
August	+29°C	+24°C	2	22
September	+25°C	+21°C	3	13
October	+22°C	+18°C	4	13
November	+17°C	+13°C	3	12
December	+14°C	+10°C	1	16