Measurements:
°C
°F
CURRENT WEATHER
06:10
Saint Malo
64°F
NW 11 mph
Feels like: 64°F
Precip: 59%
World Resorts France Saint Malo Weather

7 Day Weather Forecast

09.29
tue
DAY
70°F
N 14 mph
precip
24%
NIGHT
68°F
NW 14 mph
precip
25%
09.30
wed
DAY
68°F
NE 11 mph
precip
22%
NIGHT
64°F
NE 17 mph
precip
22%
10.01
thu
DAY
62°F
E 11 mph
precip
8%
NIGHT
64°F
SW 7 mph
precip
18%
10.02
fri
DAY
62°F
NW 6 mph
precip
16%
NIGHT
64°F
SW 9 mph
precip
9%
10.03
sat
DAY
62°F
SW 7 mph
precip
8%
NIGHT
64°F
SW 8 mph
precip
17%
10.04
sun
DAY
62°F
E 9 mph
precip
40%
NIGHT
62°F
N 10 mph
precip
29%
10.05
mon
DAY
62°F
SW 21 mph
precip
42%
NIGHT
62°F
SW 24 mph
precip
30%

Saint Malo Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for Saint Malo was 19.7°F. The maximum and minimum values were 19.0°F and 20.6°F respectively.

Saint Malo on the Weather Map

Best Time to Visit Saint Malo
The most sunny months:
July 14 days
August 12 days
June 11 days
The most warm months:
August 71.7 °F
July 71.2 °F
September 68.2 °F
Warmest sea temperature:
August 68.0 °F
September 66.8 °F
July 66.2 °F
The most cold months:
January 47.2 °F
February 48.0 °F
December 50.3 °F
The most rainy months:
November 6 days
December 6 days
January 5 days
The most windy months:
December 15 mph
February 14 mph
January 14 mph
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