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September

Duino Weather in September with Sea Temperature

September weather in Duino includes average daytime air +24°C, nighttime +17°C, average sea temperature +23°C. Daily water temperatures usually range from +21°C to +25°C, which is mild for 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	+25°C	+18°C	+25°C	2 m/s	1.1 mm	69%
2Tue	+26°C	+18°C	+24°C	2 m/s	0.5 mm	65%
3Wed	+26°C	+18°C	+24°C	2 m/s	0 mm	67%
4Thu	+27°C	+19°C	+24°C	2 m/s	0 mm	67%
5Fri	+27°C	+19°C	+24°C	3 m/s	0.1 mm	66%
6Sat	+27°C	+19°C	+24°C	3 m/s	0.1 mm	66%
7Sun	+27°C	+19°C	+24°C	3 m/s	0.1 mm	65%
8Mon	+26°C	+19°C	+24°C	3 m/s	1.6 mm	64%
9Tue	+26°C	+18°C	+24°C	3 m/s	1.7 mm	68%
10Wed	+26°C	+18°C	+24°C	2 m/s	1.6 mm	69%
11Thu	+25°C	+18°C	+24°C	2 m/s	0.5 mm	67%
12Fri	+26°C	+18°C	+23°C	3 m/s	1.2 mm	68%
13Sat	+25°C	+18°C	+23°C	2 m/s	0.8 mm	67%
14Sun	+24°C	+18°C	+23°C	3 m/s	1 mm	69%
15Mon	+24°C	+18°C	+23°C	2 m/s	0 mm	69%
16Tue	+24°C	+18°C	+23°C	2 m/s	2.7 mm	71%
17Wed	+22°C	+17°C	+22°C	3 m/s	1.7 mm	74%
18Thu	+23°C	+16°C	+22°C	3 m/s	0 mm	72%
19Fri	+23°C	+17°C	+23°C	3 m/s	0.3 mm	69%
20Sat	+23°C	+16°C	+22°C	3 m/s	0.2 mm	68%
21Sun	+23°C	+17°C	+22°C	2 m/s	1 mm	66%
22Mon	+22°C	+16°C	+22°C	3 m/s	1.7 mm	69%
23Tue	+21°C	+16°C	+22°C	2 m/s	0.5 mm	71%
24Wed	+21°C	+16°C	+22°C	3 m/s	1.2 mm	77%
25Thu	+21°C	+15°C	+21°C	3 m/s	7 mm	78%
26Fri	+20°C	+15°C	+21°C	2 m/s	1.9 mm	78%
27Sat	+22°C	+16°C	+21°C	3 m/s	0.8 mm	73%
28Sun	+21°C	+14°C	+21°C	3 m/s	1.1 mm	73%
29Mon	+21°C	+15°C	+21°C	2 m/s	2.6 mm	68%
30Tue	+19°C	+14°C	+21°C	3 m/s	2.1 mm	70%

Sea water temperature by months

Water +23°C

Day and night air temperature

Day +24°C Night +17°C

Weather highs and lows in Duino for september

Warmest day: 4 september, +27°C
Coldest night: 28 september, +14°C
Max precipitation: 25 september, 7 mm
Warmest sea water: 1 september, +25°C
Coldest sea water: 25 september, +21°C

Climate in Duino in september

Average daytime temperature: +24°C
Average nighttime temperature: +17°C
Sea water temperature: —
Precipitation (monthly average): 35.1 mm
Days with precipitation: 6.5
Humidity: 69%
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	+24°C	+18°C	—	2 m/s, SSW	0 mm	74%
2Tue	+23°C	+19°C	—	2-4 m/s, SSE	2.9 mm	82%
3Wed	+25°C	+18°C	—	2-3 m/s, SSW	0.2 mm	74%
4Thu	+28°C	+19°C	—	2 m/s, WSW	0 mm	70%
5Fri	+25°C	+19°C	—	2 m/s, SSW	0 mm	72%
6Sat	+26°C	+17°C	—	2-3 m/s, E	0 mm	71%
7Sun	+25°C	+18°C	—	2-3 m/s, WSW	0 mm	69%
8Mon	+24°C	+17°C	—	2 m/s, SW	0 mm	68%
9Tue	+23°C	+19°C	—	2 m/s, SSE	0.2 mm	73%
10Wed	+20°C	+18°C	—	3-4 m/s, NNE	9.4 mm	90%
11Thu	+22°C	+19°C	—	2-3 m/s, S	2.9 mm	82%
12Fri	+24°C	+18°C	—	2-3 m/s, SE	0 mm	75%
13Sat	+24°C	+18°C	—	2-3 m/s, SW	0.1 mm	75%
14Sun	+22°C	+18°C	—	2-3 m/s, S	2.9 mm	81%
15Mon	+23°C	+17°C	—	2 m/s, SW	0 mm	77%
16Tue	+22°C	+16°C	—	2-3 m/s, SSE	1.9 mm	80%
17Wed	+23°C	+15°C	—	4-5 m/s, ENE	0 mm	67%
18Thu	+24°C	+16°C	—	2-3 m/s, SW	0 mm	66%
19Fri	+26°C	+18°C	—	2 m/s, WSW	0 mm	70%
20Sat	+25°C	+19°C	—	2 m/s, SW	0 mm	71%
21Sun	+25°C	+19°C	—	1-2 m/s, SSW	0 mm	75%
22Mon	+24°C	+19°C	—	3-4 m/s, SSW	0.2 mm	78%
23Tue	+22°C	+18°C	—	3-4 m/s, ESE	0.7 mm	82%
24Wed	+20°C	+16°C	—	4-6 m/s, E	3.7 mm	83%
25Thu	+20°C	+15°C	—	2-4 m/s, S	3.4 mm	77%
26Fri	+19°C	+15°C	—	2-4 m/s, NNW	0.1 mm	78%
27Sat	+21°C	+14°C	—	2-3 m/s, SSE	0.1 mm	73%
28Sun	+22°C	+14°C	—	3 m/s, ENE	0 mm	68%
29Mon	+20°C	+14°C	—	2 m/s, SSE	0 mm	63%
30Tue	+15°C	+12°C	—	5-6 m/s, NE	0.6 mm	74%

Weather highs and lows in Duino for september

Warmest day: 4 september, +28°C
Coldest night: 30 september, +12°C
Max precipitation: 10 september, 9.4 mm
Warmest water: —
Coldest water: —

Climate in Duino in september

Year: 2025
Average daytime temperature: +23°C
Average nighttime temperature: +17°C
Water temperature: —
Precipitation (month): 29.3 mm
Days with precipitation: 7
Humidity: 75%
Wind: 2 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	+32°C	+23°C	+25°C	2-3 m/s, SW	0 mm	52%
2Mon	+31°C	+23°C	+24°C	2-3 m/s, SW	0 mm	49%
3Tue	+28°C	+21°C	+24°C	2-3 m/s, SSW	0 mm	65%
4Wed	+28°C	+21°C	+24°C	2-3 m/s, SSW	0.2 mm	66%
5Thu	+28°C	+20°C	+24°C	2 m/s, SSW	0.8 mm	66%
6Fri	+24°C	+19°C	+24°C	2 m/s, SSW	0.4 mm	80%
7Sat	+26°C	+19°C	+24°C	2 m/s, SSW	0 mm	74%
8Sun	+25°C	+20°C	+24°C	1-2 m/s, SW	0.7 mm	80%
9Mon	+23°C	+18°C	+24°C	3 m/s, W	3.5 mm	86%
10Tue	+25°C	+16°C	+24°C	2 m/s, WSW	0 mm	69%
11Wed	+24°C	+19°C	+24°C	2 m/s, SW	0 mm	66%
12Thu	+20°C	+12°C	+23°C	5-6 m/s, S	7 mm	80%
13Fri	+17°C	+12°C	+23°C	3-4 m/s, WSW	3.5 mm	69%
14Sat	+17°C	+11°C	+23°C	3-4 m/s, NNW	0.3 mm	70%
15Sun	+18°C	+12°C	+23°C	2 m/s, SSE	0 mm	60%
16Mon	+20°C	+12°C	+23°C	2-3 m/s, WNW	1.2 mm	57%
17Tue	+18°C	+13°C	+22°C	4-6 m/s, ENE	0.4 mm	68%
18Wed	+23°C	+13°C	+22°C	5-7 m/s, ENE	0 mm	63%
19Thu	+23°C	+17°C	+23°C	4 m/s, NE	0 mm	59%
20Fri	+22°C	+16°C	+22°C	3-4 m/s, ENE	0 mm	64%
21Sat	+24°C	+16°C	+22°C	3-4 m/s, E	0 mm	62%
22Sun	+22°C	+15°C	+22°C	2-3 m/s, SW	0 mm	62%
23Mon	+21°C	+16°C	+22°C	1-2 m/s, S	0.1 mm	68%
24Tue	+20°C	+17°C	+22°C	3-4 m/s, SSW	2.4 mm	86%
25Wed	+20°C	+16°C	+21°C	3-4 m/s, S	9.9 mm	82%
26Thu	+18°C	+16°C	+21°C	3-5 m/s, WNW	3.6 mm	86%
27Fri	+21°C	+19°C	+21°C	6-7 m/s, SSW	3.7 mm	85%
28Sat	+21°C	+14°C	+21°C	4-7 m/s, SSE	0 mm	78%
29Sun	+18°C	+12°C	+21°C	2 m/s, SW	0 mm	68%
30Mon	+18°C	+11°C	+21°C	2-4 m/s, NNW	0 mm	59%

Weather highs and lows in Duino for september

Warmest day: 1 september, +32°C
Coldest night: 14 september, +11°C
Max precipitation: 25 september, 9.9 mm
Warmest water: 1 september, +25°C
Coldest water: 25 september, +21°C

Climate in Duino in september

Year: 2024
Average daytime temperature: +23°C
Average nighttime temperature: +16°C
Water temperature: —
Precipitation (month): 37.7 mm
Days with precipitation: 8
Humidity: 69%
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	+24°C	+17°C	—	2 m/s, W	1.2 mm	72%
2Sat	+25°C	+18°C	—	2 m/s, SW	0 mm	74%
3Sun	+26°C	+19°C	—	2 m/s, WSW	0 mm	76%
4Mon	+26°C	+20°C	—	3-5 m/s, SE	0 mm	66%
5Tue	+26°C	+18°C	—	4 m/s, NNE	0 mm	58%
6Wed	+28°C	+18°C	—	4 m/s, ENE	0 mm	57%
7Thu	+28°C	+19°C	—	4-5 m/s, ENE	0 mm	57%
8Fri	+29°C	+19°C	—	3-4 m/s, ENE	0 mm	52%
9Sat	+29°C	+19°C	—	3 m/s, E	0 mm	54%
10Sun	+29°C	+19°C	—	2-3 m/s, WSW	0 mm	56%
11Mon	+27°C	+19°C	—	2 m/s, SW	0 mm	62%
12Tue	+26°C	+20°C	—	2 m/s, SSW	0 mm	68%
13Wed	+26°C	+19°C	—	2 m/s, SW	1.4 mm	68%
14Thu	+26°C	+19°C	—	2 m/s, WSW	3 mm	72%
15Fri	+25°C	+19°C	—	3-4 m/s, S	0 mm	76%
16Sat	+25°C	+19°C	—	2 m/s, SW	0 mm	69%
17Sun	+24°C	+19°C	—	2 m/s, SSW	0.3 mm	74%
18Mon	+24°C	+19°C	—	2 m/s, S	0 mm	80%
19Tue	+24°C	+19°C	—	2-3 m/s, NE	1.2 mm	80%
20Wed	+23°C	+18°C	—	2-3 m/s, S	0.1 mm	74%
21Thu	+23°C	+19°C	—	2-4 m/s, S	6 mm	76%
22Fri	+23°C	+17°C	—	3-4 m/s, SW	8.3 mm	85%
23Sat	+21°C	+16°C	—	3-4 m/s, SSE	0.1 mm	78%
24Sun	+21°C	+16°C	—	2-3 m/s, S	0.2 mm	71%
25Mon	+24°C	+14°C	—	2-3 m/s, N	0 mm	62%
26Tue	+26°C	+17°C	—	3-4 m/s, ENE	0 mm	68%
27Wed	+27°C	+18°C	—	4-5 m/s, ENE	0 mm	56%
28Thu	+26°C	+18°C	—	4 m/s, E	0 mm	54%
29Fri	+25°C	+17°C	—	2-3 m/s, S	0 mm	58%
30Sat	+26°C	+18°C	—	2 m/s, SW	0 mm	58%

Weather highs and lows in Duino for september

Warmest day: 8 september, +29°C
Coldest night: 25 september, +14°C
Max precipitation: 22 september, 8.3 mm
Warmest water: —
Coldest water: —

Climate in Duino in september

Year: 2023
Average daytime temperature: +25°C
Average nighttime temperature: +18°C
Water temperature: —
Precipitation (month): 21.8 mm
Days with precipitation: 6
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
1Thu	+23°C	+19°C	—	4 m/s, NE	0 mm	72%
2Fri	+26°C	+17°C	—	2-3 m/s, SSE	0 mm	62%
3Sat	+25°C	+17°C	—	2-3 m/s, SSE	0 mm	65%
4Sun	+27°C	+18°C	—	2 m/s, SW	0 mm	73%
5Mon	+29°C	+19°C	—	2 m/s, SE	0 mm	70%
6Tue	+29°C	+20°C	—	2 m/s, S	0 mm	64%
7Wed	+27°C	+20°C	—	2 m/s, SSE	0.3 mm	65%
8Thu	+24°C	+20°C	—	2-3 m/s, SE	8.7 mm	76%
9Fri	+24°C	+18°C	—	3 m/s, E	6.2 mm	79%
10Sat	+25°C	+16°C	—	2-3 m/s, SE	0 mm	76%
11Sun	+26°C	+17°C	—	2-3 m/s, SE	0 mm	67%
12Mon	+26°C	+17°C	—	2 m/s, SE	0 mm	64%
13Tue	+25°C	+18°C	—	2 m/s, ESE	0 mm	69%
14Wed	+24°C	+19°C	—	3-4 m/s, SSE	0 mm	74%
15Thu	+24°C	+20°C	—	2-3 m/s, SSW	0.3 mm	84%
16Fri	+23°C	+17°C	—	3-5 m/s, SSE	12.2 mm	85%
17Sat	+17°C	+13°C	—	4-5 m/s, NE	1.9 mm	83%
18Sun	+18°C	+11°C	—	1-2 m/s, SSE	0 mm	77%
19Mon	+22°C	+13°C	—	3 m/s, NE	0 mm	66%
20Tue	+22°C	+13°C	—	2-3 m/s, SSE	0 mm	64%
21Wed	+20°C	+14°C	—	3-4 m/s, E	0 mm	56%
22Thu	+20°C	+11°C	—	2-3 m/s, SE	0 mm	54%
23Fri	+19°C	+13°C	—	2-3 m/s, SSE	0 mm	58%
24Sat	+19°C	+15°C	—	2 m/s, SSE	0.2 mm	68%
25Sun	+18°C	+15°C	—	3-4 m/s, E	13.7 mm	89%
26Mon	+18°C	+15°C	—	1-2 m/s, W	2.7 mm	84%
27Tue	+20°C	+14°C	—	2-3 m/s, ENE	0.8 mm	77%
28Wed	+18°C	+13°C	—	3-4 m/s, SE	1.4 mm	80%
29Thu	+19°C	+15°C	—	2-3 m/s, SSE	15.8 mm	84%
30Fri	+19°C	+15°C	—	2 m/s, SE	12.2 mm	83%

Weather highs and lows in Duino for september

Warmest day: 5 september, +29°C
Coldest night: 18 september, +11°C
Max precipitation: 29 september, 15.8 mm
Warmest water: —
Coldest water: —

Climate in Duino in september

Year: 2022
Average daytime temperature: +23°C
Average nighttime temperature: +16°C
Water temperature: —
Precipitation (month): 76.4 mm
Days with precipitation: 9
Humidity: 72%
Wind: 2 m/s

Daily air temperature for the month

Day Night

Tap a date to open detailed weather for that day

September	Day	Night	Sea t°	Wind	Precip	Humidity
1Wed	+27°C	+16°C	—	2-3 m/s, SSE	0 mm	67%
2Thu	+26°C	+17°C	—	2-4 m/s, SSE	0 mm	54%
3Fri	+27°C	+17°C	—	2-3 m/s, SE	0 mm	56%
4Sat	+27°C	+18°C	—	2 m/s, SE	0 mm	62%
5Sun	+29°C	+18°C	—	3-4 m/s, ENE	0 mm	56%
6Mon	+29°C	+19°C	—	3 m/s, ENE	0 mm	50%
7Tue	+28°C	+18°C	—	3 m/s, NE	0 mm	49%
8Wed	+28°C	+18°C	—	4-5 m/s, ENE	0 mm	44%
9Thu	+28°C	+16°C	—	2-3 m/s, SE	0 mm	45%
10Fri	+26°C	+17°C	—	2 m/s, SSE	0 mm	52%
11Sat	+26°C	+16°C	—	2 m/s, W	0 mm	57%
12Sun	+29°C	+18°C	—	2 m/s, E	0 mm	54%
13Mon	+29°C	+19°C	—	2 m/s, SE	0 mm	55%
14Tue	+28°C	+18°C	—	2 m/s, SW	0 mm	55%
15Wed	+26°C	+19°C	—	2 m/s, SE	0 mm	58%
16Thu	+24°C	+20°C	—	3-4 m/s, S	1.2 mm	72%
17Fri	+21°C	+19°C	—	2-3 m/s, E	7.7 mm	84%
18Sat	+23°C	+18°C	—	2-3 m/s, ESE	0 mm	78%
19Sun	+20°C	+16°C	—	3-4 m/s, ENE	0.7 mm	80%
20Mon	+21°C	+15°C	—	4-5 m/s, E	1 mm	82%
21Tue	+22°C	+14°C	—	3-4 m/s, E	0 mm	62%
22Wed	+22°C	+13°C	—	3-4 m/s, ENE	0 mm	59%
23Thu	+21°C	+13°C	—	2 m/s, SE	0 mm	62%
24Fri	+21°C	+15°C	—	2 m/s, SSE	0 mm	75%
25Sat	+23°C	+15°C	—	2 m/s, SE	0 mm	78%
26Sun	+22°C	+17°C	—	2-3 m/s, ESE	0.7 mm	81%
27Mon	+23°C	+19°C	—	1 m/s, SSW	0 mm	80%
28Tue	+26°C	+17°C	—	2-3 m/s, SSE	0 mm	70%
29Wed	+25°C	+18°C	—	2-3 m/s, S	0 mm	65%
30Thu	+20°C	+16°C	—	4-5 m/s, ENE	0 mm	73%

Weather highs and lows in Duino for september

Warmest day: 5 september, +29°C
Coldest night: 22 september, +13°C
Max precipitation: 17 september, 7.7 mm
Warmest water: —
Coldest water: —

Climate in Duino in september

Year: 2021
Average daytime temperature: +25°C
Average nighttime temperature: +17°C
Water temperature: —
Precipitation (month): 11.3 mm
Days with precipitation: 3
Humidity: 64%
Wind: 2 m/s

Daily air temperature for the month

Day Night

Tap a date to open detailed weather for that day

September	Day	Night	Sea t°	Wind	Precip	Humidity
1Tue	+22°C	+16°C	—	2-4 m/s, W	5.5 mm	79%
2Wed	+25°C	+16°C	—	2-3 m/s, ESE	0 mm	70%
3Thu	+25°C	+17°C	—	3 m/s, SSE	0 mm	68%
4Fri	+26°C	+17°C	—	3 m/s, SSE	0 mm	66%
5Sat	+24°C	+18°C	—	2 m/s, S	0 mm	71%
6Sun	+25°C	+19°C	—	2 m/s, SSW	0 mm	74%
7Mon	+25°C	+19°C	—	3-4 m/s, ENE	0.1 mm	75%
8Tue	+26°C	+18°C	—	3-4 m/s, ENE	0 mm	66%
9Wed	+26°C	+18°C	—	2-3 m/s, WSW	0 mm	68%
10Thu	+28°C	+19°C	—	2 m/s, ENE	0 mm	69%
11Fri	+27°C	+20°C	—	3-4 m/s, ENE	0 mm	67%
12Sat	+29°C	+20°C	—	2-3 m/s, W	0 mm	65%
13Sun	+29°C	+21°C	—	3 m/s, ENE	0 mm	63%
14Mon	+28°C	+21°C	—	3-4 m/s, ENE	0 mm	63%
15Tue	+29°C	+21°C	—	3-4 m/s, ENE	0 mm	60%
16Wed	+28°C	+21°C	—	2-3 m/s, ESE	0 mm	63%
17Thu	+29°C	+20°C	—	3-4 m/s, ENE	0 mm	65%
18Fri	+24°C	+18°C	—	4-5 m/s, ENE	0 mm	65%
19Sat	+25°C	+17°C	—	3-4 m/s, ENE	0 mm	58%
20Sun	+24°C	+16°C	—	2-3 m/s, SSE	0 mm	52%
21Mon	+24°C	+18°C	—	2-3 m/s, SSE	0 mm	66%
22Tue	+23°C	+19°C	—	2 m/s, S	1.6 mm	76%
23Wed	+21°C	+19°C	—	2 m/s, ESE	1.9 mm	80%
24Thu	+22°C	+18°C	—	2-3 m/s, SSE	0.4 mm	79%
25Fri	+21°C	+14°C	—	4-6 m/s, SSW	14.8 mm	79%
26Sat	+15°C	+11°C	—	2-4 m/s, WSW	4.1 mm	72%
27Sun	+17°C	+12°C	—	3 m/s, S	0.3 mm	67%
28Mon	+13°C	+9°C	—	3-5 m/s, SW	5.1 mm	89%
29Tue	+18°C	+11°C	—	2 m/s, SE	0 mm	72%
30Wed	+18°C	+13°C	—	2 m/s, SSW	0 mm	72%

Weather highs and lows in Duino for september

Warmest day: 12 september, +29°C
Coldest night: 28 september, +9°C
Max precipitation: 25 september, 14.8 mm
Warmest water: —
Coldest water: —

Climate in Duino in september

Year: 2020
Average daytime temperature: +24°C
Average nighttime temperature: +17°C
Water temperature: —
Precipitation (month): 33.8 mm
Days with precipitation: 6
Humidity: 69%
Wind: 3 m/s

Weather in Duino in september by year

Year	Day	Night	Precipitation	Days with precipitation	Water
2025	+23°C	+17°C	29.3 mm	7	—
2024	+23°C	+16°C	37.7 mm	8	—
2023	+25°C	+18°C	21.8 mm	6	—
2022	+23°C	+16°C	76.4 mm	9	—
2021	+25°C	+17°C	11.3 mm	3	—
2020	+24°C	+17°C	33.8 mm	6	—

Comparison september in Duino with other months

Month	Day	Night	Days with precipitation	Sunny days
January	+9°C	+4°C	5	13
February	+10°C	+6°C	3	10
March	+12°C	+7°C	5	13
April	+15°C	+10°C	5	9
May	+20°C	+14°C	8	7
June	+25°C	+19°C	4	13
July	+28°C	+20°C	5	16
August	+28°C	+21°C	5	16
September	+24°C	+17°C	7	15
October	+19°C	+13°C	7	13
November	+13°C	+9°C	5	12
December	+10°C	+6°C	5	10