World Resorts Italy Naples Weather

Naples weather in September

Weather in Naples: September

Average day temperature: 81.1°F
Average night temperature: 71.1°F
Sea water temperature: 77.0°F
Number of sunny days: 21 days
Day length: 11.8 - 13.1 hours
Number of rainy days: 4 days
Precipitation totals: 2.5 in.

Air temperature in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
15
30
45
60
75
90
105
Day temperature   
Night temperature

The highest day temperature during September of 2024 was 87°F. At the same time the lowest night temperature was 63°F. Day and night temperature averages during September were 77.1°F and 71.8°F.

Sea water temperature in Naples in September, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
69
72
75
78
81
84
87
90

The average sea water temperature in September of 2024 was 78.4°F. The highest and lowest sea temperatures during the month were 83.3°F and 74.1°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
61%
26%
13%

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.9
1.8
2.8
3.7
4.6
5.5
6.4
3.7
5.4
2.8
1.0
1.9
1.6
2.7
3.2
3.3
3.7
5.4
2.8
3.0
1.0
1.9
1.6
2.7
3.2
3.3

Precipitation total value in Naples in September is 3.0 in. Other months of the year show relatively similar values.

Wind speed in September, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.4
2.9
4.3
5.7
7.1
8.6
10.0
11.4
7.4
7.8
6.3
6.3
6.3
6.1
6.5
6.9
7.9
7.9
8.3
7.4
7.8
6.3
6.6
6.3
6.3
6.1
6.5
6.9
7.9
7.9
8.3

The average wind speed value in September is 6.6 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.3
4.5
6.8
9.1
11.3
13.6
15.9
5.1
5.2
7.8
11.4
13.2
12.3
10.0
8.6
7.5
6.7
5.1
5.1
5.2
7.8
8.9
11.4
13.2
12.3
10.0
8.6
7.5
6.7
5.1

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.9.

Best time for vacation in Naples

Sunniest months:
July 28 days
August 27 days
June 25 days
Warmest months:
August 88.4 °F
July 87.5 °F
June 81.5 °F
Warmest sea temp:
August 80.7 °F
July 79.4 °F
September 77.0 °F
Coldest months:
January 54.8 °F
February 56.2 °F
December 57.8 °F
Rainiest months:
November 7 days
January 6 days
December 5 days
Windiest months:
January 8.2 mph
February 8.1 mph
March 8.1 mph

Naples on a weather map

Leaflet | Tiles © Esri
Places in Italy:
Name
°F
+63°F
+63°F
+50°F
+48°F
+59°F
+63°F
+63°F
+66°F
+54°F
+59°F
+55°F
+63°F
+55°F
24 Hours Forecast
Naples
Local time: 09:13
March 15, saturday
1200
66°F
N
2 mph
1500
66°F
E
7 mph
1800
63°F
S
9 mph
2100
61°F
E
7 mph
March 16, sunday
0000
57°F
E
6 mph
0300
57°F
E
9 mph
0600
55°F
E
12 mph
0900
57°F
E
16 mph
Units of measurement: °C / °F