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La Rochelle weather in September

Weather in La Rochelle: September

Average day temperature: 70.9°F
Average night temperature: 61.9°F
Sea water temperature: 67.1°F
Number of sunny days: 17 days
Day length: 11.8 - 13.3 hours
Number of rainy days: 3 days
Precipitation totals: 1.4 in.

Air temperature in September, °F

Show year:
2024
2023
2022

The highest day temperature during September of 2024 was 72°F. At the same time the lowest night temperature was 50°F. Day and night temperature averages during September were 65.2°F and 59.4°F.

Sea water temperature in La Rochelle in September, °F

Show year:
2024
2023
2022

The average sea water temperature in September of 2024 was 65.4°F. The highest and lowest sea temperatures during the month were 69.4°F and 62.4°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 La Rochelle in September is 1.4 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 11.2 mph It makes September one of the least windy months of the year.

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: 7.9.

Best time for vacation in La Rochelle

Sunniest months:
August 18 days
July 17 days
September 17 days
Warmest months:
August 74.2 °F
July 73.6 °F
September 70.9 °F
Warmest sea temp:
August 69.4 °F
July 68.6 °F
September 67.1 °F
Coldest months:
January 49.2 °F
February 49.4 °F
December 52.5 °F
Rainiest months:
November 6 days
December 6 days
October 6 days
Windiest months:
December 14.4 mph
November 13.8 mph
February 13.7 mph

La Rochelle on a weather map

La Rochelle
+61°F
SW 3 mph
Feels like: +61°F
Precip.: 0%
Places in France:
Name
°F
+46°F
+59°F
+63°F
+61°F
+61°F
+59°F
+55°F
+64°F
+63°F
+63°F
+59°F
+57°F
+61°F
+59°F
+59°F
24 Hours Forecast
La Rochelle
Local time: 20:44
November 05, tuesday
2100
61°F
SW
3 mph
November 06, wednesday
0000
59°F
SW
3 mph
0300
59°F
SW
5 mph
0600
57°F
SW
7 mph
0900
57°F
W
8 mph
1200
63°F
SW
6 mph
1500
66°F
SW
7 mph
1800
63°F
W
9 mph
Units of measurement: °C / °F