Measurements:
°C
°F
CURRENT WEATHER
00:34
Grand Marais
-10°F
SE 16 mph
Feels like: -30°F
Precip: 0%
World Resorts USA Grand Marais Weather

7 Day Weather Forecast

12.13
sat
DAY
-6°F
SE 14 mph
precip
0%
NIGHT
-6°F
SE 15 mph
precip
0%
12.14
sun
DAY
4°F
SE 4 mph
precip
0%
NIGHT
10°F
NE 19 mph
precip
0%
12.15
mon
DAY
16°F
SE 11 mph
precip
0%
NIGHT
4°F
SE 2 mph
precip
0%
12.16
tue
DAY
26°F
NE 18 mph
precip
61%
NIGHT
34°F
E 21 mph
precip
100%
12.17
wed
DAY
20°F
E 3 mph
precip
53%
NIGHT
28°F
NW 14 mph
precip
100%
12.18
thu
DAY
18°F
E 24 mph
precip
77%
NIGHT
-4°F
SE 14 mph
precip
0%
12.19
fri
DAY
6°F
W 9 mph
precip
100%
NIGHT
22°F
E 12 mph
precip
100%

Grand Marais Sea Water Temperature in December, °F

Select Year: 2024 2023 2022

The average sea surface temperature in December 2024 for Grand Marais was 4.8°F. The maximum and minimum values were 3.5°F and 6.6°F respectively.

Grand Marais on the Weather Map

Best Time to Visit Grand Marais
The most sunny months:
September 14 days
August 13 days
July 12 days
The most warm months:
August 70.1 °F
July 69.0 °F
September 63.5 °F
Warmest sea temperature:
August 61.3 °F
September 60.2 °F
October 53.1 °F
The most cold months:
February 15.4 °F
January 16.0 °F
December 23.2 °F
The most rainy months:
August 3 days
April 2 days
July 2 days
The most windy months:
November 10 mph
December 9 mph
April 9 mph
more details