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Santorini weather in September

Weather in Santorini: September

Average day temperature: 78.6°F
Average night temperature: 75.4°F
Sea water temperature: 76.3°F
Number of sunny days: 28 days
Day length: 11.8 - 13.0 hours
Number of rainy days: 1 day
Precipitation totals: 0.4 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 79°F. At the same time the lowest night temperature was 71°F. Day and night temperature averages during September were 76.0°F and 75.3°F.

Sea water temperature in Santorini in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 77.4°F. The highest and lowest sea temperatures during the month were 79.9°F and 75.7°F.

Sunny, partly cloudy and cloudy days

Almost all days of September in Santorini are sunny. Cloudy days are rare.

Precipitation total in September, in.

Precipitation total value in Santorini in September is 0.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 14.0 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: 11.2.

Best time for vacation in Santorini

Sunniest months:
July 31 days
August 30 days
June 29 days
Warmest months:
August 82.2 °F
July 81.2 °F
September 78.6 °F
Warmest sea temp:
August 77.3 °F
September 76.3 °F
July 75.7 °F
Coldest months:
January 58.0 °F
February 58.7 °F
March 60.0 °F
Rainiest months:
January 5 days
December 4 days
February 3 days
Windiest months:
January 18.0 mph
February 17.4 mph
March 16.6 mph

Santorini on a weather map

Santorini
+68°F
NW 9 mph
Feels like: +68°F
Precip.: 0%
Places in Greece:
Name
°F
+72°F
+66°F
+68°F
+66°F
+68°F
+64°F
+68°F
+68°F
+73°F
+68°F
+68°F
+68°F
+66°F
+70°F
24 Hours Forecast
Santorini
Local time: 18:03
May 08, wednesday
2100
66°F
W
12 mph
May 09, thursday
0000
66°F
NW
9 mph
0300
66°F
NE
9 mph
0600
66°F
NE
12 mph
0900
66°F
NW
12 mph
1200
66°F
W
16 mph
1500
66°F
W
17 mph
1800
66°F
W
21 mph
Units of measurement: °C / °F