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Saint Malo weather in September

Weather in Saint Malo: September

Average day temperature: 66.7°F
Average night temperature: 58.2°F
Sea water temperature: 65.0°F
Number of sunny days: 11 days
Day length: 11.7 - 13.4 hours
Number of rainy days: 3 days
Precipitation totals: 1.8 in.

Air temperature in September, °F

Show year:
2023
2022
2021

The highest day temperature during September of 2023 was 83°F. At the same time the lowest night temperature was 52°F. Day and night temperature averages during September were 71.2°F and 62.4°F.

Sea water temperature in Saint Malo in September, °F

Show year:
2023
2022
2021

The average sea water temperature in September of 2023 was 67.1°F. The highest and lowest sea temperatures during the month were 68.4°F and 65.5°F.

Sunny, partly cloudy and cloudy days

Number of sunny, partly cloudy and cloudy days in September is almost equal.

Precipitation total in September, in.

Precipitation total value in Saint Malo in September is 2.0 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 11.3 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: 7.3.

Best time for vacation in Saint Malo

Sunniest months:
July 14 days
August 12 days
April 12 days
Warmest months:
August 69.2 °F
July 69.0 °F
September 66.7 °F
Warmest sea temp:
August 65.8 °F
September 65.0 °F
July 64.2 °F
Coldest months:
January 47.7 °F
February 48.1 °F
December 50.4 °F
Rainiest months:
November 7 days
December 6 days
January 5 days
Windiest months:
December 15.6 mph
February 15.0 mph
January 14.8 mph

Saint Malo on a weather map

Saint Malo
+45°F
E 12 mph
Feels like: +37°F
Precip.: 0%
Places in France:
Name
°F
+23°F
+46°F
+43°F
+41°F
+48°F
+46°F
+48°F
+52°F
+45°F
+46°F
+45°F
+46°F
+37°F
+12°F
+50°F
24 Hours Forecast
Saint Malo
Local time: 02:54
April 19, friday
0300
45°F
E
12 mph
0600
45°F
E
13 mph
0900
50°F
E
16 mph
1200
52°F
SE
16 mph
1500
54°F
SE
15 mph
1800
54°F
SE
14 mph
2100
52°F
S
14 mph
April 20, saturday
0000
50°F
S
14 mph
Units of measurement: °C / °F