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Cetara weather in September

Weather in Cetara: September

Average day temperature: 78.8°F
Average night temperature: 65.4°F
Sea water temperature: 77.5°F
Number of sunny days: 17 days
Day length: 11.8 - 13.1 hours
Number of rainy days: 2 days
Precipitation totals: 1.1 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 85°F. At the same time the lowest night temperature was 59°F. Daily and nightly averages during September were 78.2°F and 66.2°F.

Sea water temperature in Cetara in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 77.8°F. The highest and lowest sea temperatures during the month were 79.3°F and 75.0°F.

Sunny, partly cloudy and cloudy days

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

Precipitation total in September, in.

Precipitation total value in Cetara in September is 1.1 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 4.4 mph

Average sunny hours

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 Cetara

Sunniest months:
July 27 days
August 22 days
June 21 days
Warmest months:
July 88.3 °F
August 86.6 °F
June 81.4 °F
Warmest sea temp:
August 80.7 °F
July 79.7 °F
September 77.5 °F
Coldest months:
January 50.7 °F
December 52.9 °F
February 53.9 °F
Rainiest months:
December 5 days
January 4 days
November 4 days
Windiest months:
January 5.2 mph
November 4.9 mph
March 4.8 mph

Cetara on a weather map

Cetara
+48°F
NW 4 mph
Feels like: +46°F
Precip.: 100%
Places in Italy:
Name
°F
+48°F
+54°F
+48°F
+48°F
+48°F
+52°F
+55°F
+52°F
+50°F
+50°F
+50°F
+45°F
+41°F
+54°F
+48°F
24 Hours Forecast
Cetara
Local time: 05:48
December 05, friday
0600
48°F
NW
4 mph
0900
52°F
NW
4 mph
1200
55°F
N
4 mph
1500
55°F
NW
2 mph
1800
52°F
SW
3 mph
2100
54°F
SW
6 mph
December 06, saturday
0000
52°F
SW
7 mph
0300
50°F
S
7 mph
Units of measurement: °C / °F