Measurements:
°C
°F
Cagliari
52°F
SE 14 mph
Feels like: 46°F
Precip: 100%
World Resorts Italy Cagliari Weather September Weather in Cagliari

Cagliari Weather: September

Average Day Temperature: 86.0°F
Average Night Temperature: 70.5°F
Sea Water Temperature: 80.0°F
Number of Sunny Days: 24 days
Sunshine Hours: 11.8 - 13.0 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.8 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 91°F. The lowest night temperature was 63°F. The average values for day and night temperatures during September were 84.8°F и 70.5°F respectivly.

Cagliari Water Sea Temperature in September, °F

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Cagliari was 81.6°F. The maximum and minimum values were 79.0°F and 83.2°F respectively.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Cagliari is 0.8 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 7.9 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Cagliari in September is 10.5 hours.

Best Time to Visit Cagliari
The most sunny months:
July 30 days
August 29 days
June 26 days
The most warm months:
July 93.9 °F
August 93.6 °F
June 86.6 °F
Warmest sea temperature:
August 82.5 °F
July 80.1 °F
September 80.0 °F
The most cold months:
January 57.4 °F
February 58.5 °F
December 60.0 °F
The most rainy months:
November 3 days
May 2 days
December 2 days
The most windy months:
March 9 mph
January 9 mph
February 9 mph

Cagliari on the Weather Map

Italy Resorts:
NAME
Amalfi +50
Bari +56
Cagliari +52
Catania +56
Florence +50
Genoa +48
Naples +56
Palermo +54
Pisa +50
Rimini +50
Rome +52
Scalea +44
Sicily +50
Tropea +56
Venice +48
24 Hours Weather Forecast
Cagliari
Local time: 08:58
05 dec, friday
0900 52°F
SE
14 mph
1200 58°F
SE
20 mph
1500 58°F
SE
19 mph
1800 52°F
SE
16 mph
2100 50°F
SE
14 mph
06 dec, saturday
0000 48°F
SE
11 mph
0300 46°F
SE
9 mph
0600 46°F
SE
9 mph