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September

Pompei Weather in September with Sea Temperature

September weather in Pompei includes average daytime air +28°C, nighttime +19°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	+29°C	+20°C	+26°C	2 m/s	1.3 mm	56%
2Tue	+29°C	+20°C	+26°C	1 m/s	0.2 mm	57%
3Wed	+30°C	+21°C	+26°C	2 m/s	0.3 mm	56%
4Thu	+30°C	+20°C	+26°C	2 m/s	0.4 mm	54%
5Fri	+30°C	+20°C	+26°C	2 m/s	0 mm	52%
6Sat	+30°C	+20°C	+26°C	2 m/s	0.1 mm	55%
7Sun	+30°C	+20°C	+26°C	2 m/s	0 mm	50%
8Mon	+31°C	+21°C	+25°C	2 m/s	0.1 mm	51%
9Tue	+30°C	+21°C	+26°C	2 m/s	2.1 mm	56%
10Wed	+30°C	+21°C	+25°C	2 m/s	0.1 mm	55%
11Thu	+29°C	+20°C	+25°C	2 m/s	0.3 mm	55%
12Fri	+29°C	+19°C	+25°C	2 m/s	0.1 mm	59%
13Sat	+29°C	+19°C	+25°C	2 m/s	0.5 mm	56%
14Sun	+29°C	+19°C	+25°C	2 m/s	0 mm	56%
15Mon	+29°C	+19°C	+25°C	1 m/s	0.1 mm	55%
16Tue	+28°C	+20°C	+25°C	1 m/s	3.2 mm	60%
17Wed	+27°C	+19°C	+25°C	2 m/s	1.7 mm	62%
18Thu	+29°C	+18°C	+24°C	2 m/s	2.9 mm	56%
19Fri	+27°C	+19°C	+24°C	2 m/s	0.2 mm	55%
20Sat	+28°C	+19°C	+24°C	1 m/s	0.1 mm	55%
21Sun	+27°C	+19°C	+24°C	2 m/s	0.4 mm	57%
22Mon	+27°C	+19°C	+24°C	2 m/s	0.3 mm	59%
23Tue	+26°C	+17°C	+23°C	2 m/s	2.4 mm	58%
24Wed	+25°C	+17°C	+24°C	2 m/s	0.2 mm	64%
25Thu	+24°C	+16°C	+24°C	2 m/s	1.4 mm	63%
26Fri	+24°C	+17°C	+24°C	2 m/s	2.2 mm	64%
27Sat	+25°C	+17°C	+24°C	3 m/s	2 mm	64%
28Sun	+24°C	+17°C	+24°C	2 m/s	0.9 mm	65%
29Mon	+25°C	+16°C	+24°C	2 m/s	1.5 mm	65%
30Tue	+25°C	+16°C	+23°C	2 m/s	0.7 mm	61%

Sea water temperature by months

Water +25°C

Day and night air temperature

Day +28°C Night +19°C

Weather highs and lows in Pompei for september

Warmest day: 8 september, +31°C
Coldest night: 30 september, +16°C
Max precipitation: 16 september, 3.2 mm
Warmest sea water: 1 september, +26°C
Coldest sea water: 23 september, +23°C

Climate in Pompei in september

Average daytime temperature: +28°C
Average nighttime temperature: +19°C
Sea water temperature: —
Precipitation (monthly average): 25.7 mm
Days with precipitation: 4.3
Humidity: 58%
Wind: 2 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	+28°C	+19°C	—	1-2 m/s, SSW	0 mm	59%
2Tue	+29°C	+19°C	—	2-3 m/s, SE	1 mm	59%
3Wed	+27°C	+18°C	—	1-3 m/s, SSW	0 mm	66%
4Thu	+30°C	+19°C	—	1-2 m/s, WSW	0 mm	56%
5Fri	+28°C	+19°C	—	1-3 m/s, SW	0 mm	60%
6Sat	+30°C	+19°C	—	1-2 m/s, WSW	0 mm	62%
7Sun	+29°C	+20°C	—	1-3 m/s, SW	0 mm	52%
8Mon	+29°C	+20°C	—	1-3 m/s, SW	0 mm	52%
9Tue	+29°C	+21°C	—	1-2 m/s, SSW	0 mm	58%
10Wed	+30°C	+21°C	—	2-4 m/s, S	0.3 mm	57%
11Thu	+26°C	+19°C	—	2-3 m/s, SSW	1.4 mm	75%
12Fri	+26°C	+19°C	—	2-3 m/s, SSW	0 mm	67%
13Sat	+27°C	+19°C	—	1-2 m/s, SSW	0 mm	66%
14Sun	+27°C	+19°C	—	1-2 m/s, SW	0 mm	68%
15Mon	+28°C	+19°C	—	1-3 m/s, SSW	0 mm	65%
16Tue	+27°C	+21°C	—	1-2 m/s, SW	0 mm	71%
17Wed	+28°C	+19°C	—	1-2 m/s, SW	0 mm	70%
18Thu	+31°C	+19°C	—	2-3 m/s, NNE	0 mm	52%
19Fri	+31°C	+19°C	—	1-2 m/s, NW	0 mm	36%
20Sat	+30°C	+20°C	—	2-3 m/s, SSW	0 mm	44%
21Sun	+28°C	+19°C	—	1-2 m/s, SSW	0 mm	57%
22Mon	+28°C	+19°C	—	1-2 m/s, SSW	0 mm	61%
23Tue	+26°C	+19°C	—	2-3 m/s, SSW	0.1 mm	64%
24Wed	+25°C	+18°C	—	1-3 m/s, S	0.5 mm	74%
25Thu	+23°C	+15°C	—	2 m/s, WSW	0 mm	62%
26Fri	+24°C	+16°C	—	1-2 m/s, SW	0 mm	56%
27Sat	+25°C	+17°C	—	1-2 m/s, SW	0 mm	54%
28Sun	+24°C	+16°C	—	1-2 m/s, SW	0.4 mm	62%
29Mon	+24°C	+16°C	—	1-2 m/s, SW	0 mm	58%
30Tue	+24°C	+16°C	—	1-2 m/s, SSW	0.1 mm	62%

Weather highs and lows in Pompei for september

Warmest day: 18 september, +31°C
Coldest night: 25 september, +15°C
Max precipitation: 11 september, 1.4 mm
Warmest water: —
Coldest water: —

Climate in Pompei in september

Year: 2025
Average daytime temperature: +27°C
Average nighttime temperature: +19°C
Water temperature: —
Precipitation (month): 3.8 mm
Days with precipitation: 2
Humidity: 60%
Wind: 1 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	+33°C	+24°C	+26°C	1-2 m/s, WSW	0 mm	38%
2Mon	+30°C	+23°C	+26°C	1-2 m/s, SSW	0.4 mm	50%
3Tue	+31°C	+23°C	+26°C	2-3 m/s, SW	0.5 mm	58%
4Wed	+30°C	+21°C	+26°C	1-3 m/s, SSW	0 mm	59%
5Thu	+30°C	+22°C	+26°C	2-3 m/s, S	0.3 mm	58%
6Fri	+29°C	+21°C	+26°C	2-3 m/s, SSW	0.5 mm	69%
7Sat	+30°C	+21°C	+26°C	2 m/s, SW	0 mm	46%
8Sun	+33°C	+23°C	+25°C	1-2 m/s, SW	0 mm	50%
9Mon	+25°C	+19°C	+26°C	3-5 m/s, SSW	12.3 mm	70%
10Tue	+28°C	+18°C	+25°C	2-3 m/s, NNW	0 mm	64%
11Wed	+28°C	+18°C	+25°C	2 m/s, SW	0 mm	49%
12Thu	+26°C	+19°C	+25°C	2-4 m/s, SW	0.4 mm	72%
13Fri	+22°C	+16°C	+25°C	5-7 m/s, WSW	3.1 mm	65%
14Sat	+23°C	+13°C	+25°C	2 m/s, WSW	0 mm	54%
15Sun	+23°C	+15°C	+25°C	2 m/s, SW	0 mm	42%
16Mon	+24°C	+16°C	+25°C	1-3 m/s, SW	0.1 mm	59%
17Tue	+18°C	+14°C	+25°C	2-3 m/s, ENE	2.1 mm	75%
18Wed	+24°C	+15°C	+24°C	2-3 m/s, S	0.2 mm	69%
19Thu	+22°C	+16°C	+24°C	2-3 m/s, S	1.3 mm	74%
20Fri	+26°C	+15°C	+24°C	1-2 m/s, W	0.1 mm	58%
21Sat	+27°C	+16°C	+24°C	1-2 m/s, WSW	0 mm	59%
22Sun	+25°C	+17°C	+24°C	1-2 m/s, SW	0 mm	60%
23Mon	+25°C	+17°C	+23°C	1-2 m/s, SSW	0.6 mm	63%
24Tue	+24°C	+17°C	+24°C	2-3 m/s, S	0.1 mm	76%
25Wed	+24°C	+17°C	+24°C	2 m/s, S	0.6 mm	70%
26Thu	+25°C	+17°C	+24°C	2-3 m/s, S	0.4 mm	75%
27Fri	+26°C	+18°C	+24°C	2 m/s, S	0 mm	76%
28Sat	+24°C	+16°C	+24°C	2 m/s, WSW	1.1 mm	75%
29Sun	+24°C	+14°C	+24°C	2-3 m/s, N	0 mm	55%
30Mon	+24°C	+13°C	+23°C	2-3 m/s, WNW	0 mm	48%

Weather highs and lows in Pompei for september

Warmest day: 1 september, +33°C
Coldest night: 14 september, +13°C
Max precipitation: 9 september, 12.3 mm
Warmest water: 1 september, +26°C
Coldest water: 23 september, +23°C

Climate in Pompei in september

Year: 2024
Average daytime temperature: +26°C
Average nighttime temperature: +18°C
Water temperature: —
Precipitation (month): 24.1 mm
Days with precipitation: 5
Humidity: 61%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Fri	+28°C	+18°C	—	2-3 m/s, WSW	0 mm	60%
2Sat	+29°C	+18°C	—	1-2 m/s, SW	0 mm	59%
3Sun	+31°C	+20°C	—	1-2 m/s, SW	0 mm	44%
4Mon	+29°C	+20°C	—	4-7 m/s, NNE	0 mm	41%
5Tue	+28°C	+19°C	—	6-7 m/s, NNE	0 mm	43%
6Wed	+30°C	+20°C	—	5-8 m/s, NE	0 mm	45%
7Thu	+31°C	+20°C	—	4-5 m/s, ENE	0 mm	44%
8Fri	+32°C	+20°C	—	2-3 m/s, NE	0.1 mm	44%
9Sat	+33°C	+21°C	—	2 m/s, WNW	0 mm	38%
10Sun	+31°C	+21°C	—	1-2 m/s, WSW	0 mm	40%
11Mon	+31°C	+21°C	—	1-3 m/s, SW	0 mm	46%
12Tue	+29°C	+19°C	—	1-2 m/s, SW	0 mm	52%
13Wed	+29°C	+20°C	—	1-2 m/s, SW	0 mm	50%
14Thu	+29°C	+19°C	—	1-3 m/s, WSW	0 mm	53%
15Fri	+29°C	+20°C	—	1-2 m/s, SW	0.1 mm	62%
16Sat	+30°C	+20°C	—	1-2 m/s, WSW	0 mm	60%
17Sun	+31°C	+21°C	—	1-2 m/s, WSW	0 mm	51%
18Mon	+31°C	+21°C	—	1 m/s, SW	0 mm	50%
19Tue	+30°C	+21°C	—	1-2 m/s, SW	0 mm	46%
20Wed	+30°C	+22°C	—	1-2 m/s, NNE	0 mm	53%
21Thu	+29°C	+21°C	—	2 m/s, S	0.4 mm	51%
22Fri	+29°C	+21°C	—	2-4 m/s, S	0 mm	60%
23Sat	+27°C	+17°C	—	2-3 m/s, SSW	9.2 mm	67%
24Sun	+24°C	+16°C	—	2-3 m/s, WSW	0.2 mm	63%
25Mon	+22°C	+15°C	—	2-3 m/s, NNE	0 mm	60%
26Tue	+28°C	+16°C	—	3-4 m/s, NNE	0.1 mm	61%
27Wed	+29°C	+18°C	—	2-3 m/s, NNW	0 mm	51%
28Thu	+28°C	+18°C	—	1 m/s, SW	0 mm	48%
29Fri	+28°C	+18°C	—	1 m/s, WSW	0 mm	55%
30Sat	+28°C	+18°C	—	1-2 m/s, WSW	0 mm	47%

Weather highs and lows in Pompei for september

Warmest day: 9 september, +33°C
Coldest night: 25 september, +15°C
Max precipitation: 23 september, 9.2 mm
Warmest water: —
Coldest water: —

Climate in Pompei in september

Year: 2023
Average daytime temperature: +29°C
Average nighttime temperature: +19°C
Water temperature: —
Precipitation (month): 10.1 mm
Days with precipitation: 1
Humidity: 51%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Thu	+28°C	+21°C	—	2-3 m/s, SSW	8.1 mm	69%
2Fri	+29°C	+19°C	—	1-2 m/s, SSW	0 mm	71%
3Sat	+29°C	+21°C	—	1-3 m/s, SSW	0 mm	72%
4Sun	+29°C	+21°C	—	1-2 m/s, SSW	1.4 mm	64%
5Mon	+32°C	+21°C	—	2 m/s, WSW	0 mm	57%
6Tue	+32°C	+21°C	—	1-3 m/s, SW	0 mm	56%
7Wed	+31°C	+21°C	—	1-2 m/s, SSW	0 mm	60%
8Thu	+31°C	+21°C	—	2-3 m/s, SSW	0 mm	63%
9Fri	+30°C	+22°C	—	2-4 m/s, S	0.3 mm	69%
10Sat	+29°C	+21°C	—	2-3 m/s, SW	0 mm	67%
11Sun	+29°C	+20°C	—	2-3 m/s, SSW	0.1 mm	57%
12Mon	+31°C	+19°C	—	1-3 m/s, W	0 mm	53%
13Tue	+30°C	+20°C	—	1-2 m/s, SW	0 mm	51%
14Wed	+30°C	+20°C	—	1-3 m/s, SSW	0 mm	58%
15Thu	+30°C	+21°C	—	1-2 m/s, W	0.6 mm	57%
16Fri	+26°C	+20°C	—	2-3 m/s, WNW	19 mm	69%
17Sat	+27°C	+18°C	—	3-6 m/s, WSW	5.7 mm	74%
18Sun	+25°C	+14°C	—	3-5 m/s, NE	0 mm	49%
19Mon	+22°C	+17°C	—	2 m/s, SSE	0 mm	63%
20Tue	+27°C	+16°C	—	1-2 m/s, WSW	0.3 mm	51%
21Wed	+25°C	+16°C	—	4 m/s, W	0 mm	48%
22Thu	+23°C	+15°C	—	3-4 m/s, NE	0 mm	45%
23Fri	+24°C	+13°C	—	3-4 m/s, NNE	0 mm	42%
24Sat	+23°C	+16°C	—	2-3 m/s, S	0 mm	52%
25Sun	+22°C	+16°C	—	3-4 m/s, S	2.5 mm	65%
26Mon	+20°C	+17°C	—	2-3 m/s, SSE	9 mm	86%
27Tue	+22°C	+17°C	—	3-6 m/s, W	0.2 mm	76%
28Wed	+22°C	+16°C	—	3-5 m/s, SW	0.9 mm	76%
29Thu	+21°C	+15°C	—	3-5 m/s, SSE	8.7 mm	86%
30Fri	+25°C	+16°C	—	3-4 m/s, SSE	4.3 mm	76%

Weather highs and lows in Pompei for september

Warmest day: 5 september, +32°C
Coldest night: 23 september, +13°C
Max precipitation: 16 september, 19 mm
Warmest water: —
Coldest water: —

Climate in Pompei in september

Year: 2022
Average daytime temperature: +27°C
Average nighttime temperature: +18°C
Water temperature: —
Precipitation (month): 61.1 mm
Days with precipitation: 8
Humidity: 63%
Wind: 2 m/s

Daily air temperature for the month

Day Night

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September	Day	Night	Sea t°	Wind	Precip	Humidity
1Wed	+31°C	+19°C	—	2 m/s, WSW	0 mm	56%
2Thu	+32°C	+19°C	—	1-2 m/s, NW	0 mm	45%
3Fri	+31°C	+20°C	—	2 m/s, SSW	0 mm	38%
4Sat	+28°C	+19°C	—	2-3 m/s, SSW	0.9 mm	63%
5Sun	+30°C	+19°C	—	1-2 m/s, WNW	0 mm	61%
6Mon	+31°C	+19°C	—	2 m/s, NNE	0 mm	46%
7Tue	+31°C	+19°C	—	2 m/s, SW	0 mm	45%
8Wed	+29°C	+20°C	—	1-2 m/s, SW	0 mm	42%
9Thu	+29°C	+18°C	—	1-2 m/s, SW	0 mm	52%
10Fri	+29°C	+18°C	—	2 m/s, SSW	0 mm	52%
11Sat	+27°C	+19°C	—	1 m/s, SSW	0 mm	51%
12Sun	+29°C	+18°C	—	2-3 m/s, NE	0 mm	56%
13Mon	+32°C	+19°C	—	2-3 m/s, SW	0 mm	57%
14Tue	+30°C	+19°C	—	2-3 m/s, SSW	0 mm	62%
15Wed	+30°C	+19°C	—	1-2 m/s, SW	0 mm	58%
16Thu	+31°C	+20°C	—	1-2 m/s, SW	0 mm	52%
17Fri	+29°C	+20°C	—	2 m/s, SSW	2.4 mm	54%
18Sat	+29°C	+20°C	—	2-3 m/s, S	17 mm	73%
19Sun	+28°C	+20°C	—	2-3 m/s, SSW	0 mm	68%
20Mon	+26°C	+19°C	—	2-3 m/s, WSW	0.2 mm	64%
21Tue	+28°C	+18°C	—	1-2 m/s, W	0 mm	58%
22Wed	+28°C	+18°C	—	3 m/s, WSW	0 mm	58%
23Thu	+27°C	+16°C	—	3-5 m/s, N	0 mm	44%
24Fri	+27°C	+16°C	—	1-2 m/s, SSW	0 mm	53%
25Sat	+29°C	+18°C	—	1-2 m/s, SW	0 mm	52%
26Sun	+30°C	+20°C	—	1-2 m/s, SW	0 mm	50%
27Mon	+28°C	+20°C	—	2-3 m/s, SSW	0 mm	64%
28Tue	+28°C	+19°C	—	1-2 m/s, WSW	0.1 mm	60%
29Wed	+27°C	+19°C	—	2-3 m/s, SW	0 mm	70%
30Thu	+27°C	+18°C	—	2 m/s, S	0.1 mm	74%

Weather highs and lows in Pompei for september

Warmest day: 2 september, +32°C
Coldest night: 23 september, +16°C
Max precipitation: 18 september, 17 mm
Warmest water: —
Coldest water: —

Climate in Pompei in september

Year: 2021
Average daytime temperature: +29°C
Average nighttime temperature: +19°C
Water temperature: —
Precipitation (month): 20.7 mm
Days with precipitation: 2
Humidity: 56%
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	+26°C	+20°C	—	2-3 m/s, SW	0 mm	54%
2Wed	+26°C	+19°C	—	1-2 m/s, SW	0 mm	57%
3Thu	+28°C	+21°C	—	2-3 m/s, SSW	1.3 mm	56%
4Fri	+31°C	+20°C	—	2-3 m/s, WNW	0 mm	43%
5Sat	+31°C	+20°C	—	2 m/s, SW	0 mm	32%
6Sun	+29°C	+22°C	—	1-2 m/s, SW	0 mm	50%
7Mon	+29°C	+21°C	—	1-2 m/s, SW	0 mm	52%
8Tue	+32°C	+23°C	—	2-3 m/s, SSW	0.3 mm	56%
9Wed	+32°C	+22°C	—	2 m/s, WSW	0 mm	47%
10Thu	+32°C	+24°C	—	1-2 m/s, WSW	0.1 mm	51%
11Fri	+31°C	+23°C	—	1-2 m/s, SW	0 mm	54%
12Sat	+31°C	+22°C	—	2 m/s, SSW	0 mm	54%
13Sun	+33°C	+22°C	—	2 m/s, NE	0 mm	44%
14Mon	+34°C	+22°C	—	2 m/s, SW	0 mm	38%
15Tue	+31°C	+22°C	—	2 m/s, SW	0 mm	45%
16Wed	+30°C	+21°C	—	1-2 m/s, SW	0 mm	46%
17Thu	+30°C	+23°C	—	2 m/s, NW	0.2 mm	47%
18Fri	+32°C	+21°C	—	2-3 m/s, NNE	0 mm	41%
19Sat	+31°C	+21°C	—	2 m/s, W	0 mm	45%
20Sun	+29°C	+22°C	—	1-3 m/s, SSW	0 mm	62%
21Mon	+27°C	+21°C	—	2 m/s, S	1.8 mm	67%
22Tue	+26°C	+21°C	—	2-3 m/s, SSW	1.5 mm	67%
23Wed	+25°C	+20°C	—	2-3 m/s, SSW	4.3 mm	68%
24Thu	+27°C	+19°C	—	2-3 m/s, SSW	0.6 mm	63%
25Fri	+26°C	+17°C	—	3-4 m/s, SW	5.4 mm	71%
26Sat	+19°C	+14°C	—	4-6 m/s, WSW	3.7 mm	57%
27Sun	+20°C	+14°C	—	5-8 m/s, S	11.9 mm	64%
28Mon	+18°C	+14°C	—	3-4 m/s, SW	2.8 mm	70%
29Tue	+23°C	+15°C	—	1-2 m/s, SW	0.5 mm	64%
30Wed	+22°C	+15°C	—	1-2 m/s, SSW	0 mm	58%

Weather highs and lows in Pompei for september

Warmest day: 14 september, +34°C
Coldest night: 26 september, +14°C
Max precipitation: 27 september, 11.9 mm
Warmest water: —
Coldest water: —

Climate in Pompei in september

Year: 2020
Average daytime temperature: +28°C
Average nighttime temperature: +20°C
Water temperature: —
Precipitation (month): 34.4 mm
Days with precipitation: 8
Humidity: 54%
Wind: 2 m/s

Weather in Pompei in september by year

Year	Day	Night	Precipitation	Days with precipitation	Water
2025	+27°C	+19°C	3.8 mm	2	—
2024	+26°C	+18°C	24.1 mm	5	—
2023	+29°C	+19°C	10.1 mm	1	—
2022	+27°C	+18°C	61.1 mm	8	—
2021	+29°C	+19°C	20.7 mm	2	—
2020	+28°C	+20°C	34.4 mm	8	—

Comparison september in Pompei with other months

Month	Day	Night	Days with precipitation	Sunny days
January	+13°C	+6°C	7	11
February	+14°C	+7°C	4	11
March	+16°C	+8°C	6	10
April	+18°C	+10°C	5	13
May	+23°C	+14°C	5	13
June	+29°C	+19°C	2	21
July	+33°C	+22°C	1	26
August	+32°C	+22°C	2	21
September	+28°C	+19°C	4	16
October	+23°C	+15°C	5	15
November	+18°C	+11°C	9	10
December	+14°C	+8°C	7	11