26.02
thu
thu
Day
23°F
NE 7 mph
Precip.
66%
66%
Night
23°F
SE 5 mph
Precip.
0%
0%
27.02
fri
fri
Day
37°F
NE 14 mph
Precip.
0%
0%
Night
12°F
SE 15 mph
Precip.
0%
0%
28.02
sat
sat
Day
9°F
SE 11 mph
Precip.
0%
0%
Night
5°F
SE 6 mph
Precip.
0%
0%
01.03
sun
sun
Day
9°F
E 6 mph
Precip.
0%
0%
Night
-2°F
SE 6 mph
Precip.
0%
0%
02.03
mon
mon
Day
23°F
NE 17 mph
Precip.
0%
0%
Night
25°F
NE 9 mph
Precip.
0%
0%
03.03
tue
tue
Day
30°F
NE 11 mph
Precip.
75%
75%
Night
32°F
E 5 mph
Precip.
0%
0%
04.03
wed
wed
Day
34°F
NE 9 mph
Precip.
0%
0%
Night
25°F
SW 17 mph
Precip.
60%
60%
sea water
temperature
temperature
| Grand Marais |
monthly
weather
weather
| Grand Marais |
current
weather
weather
| Grand Marais |
14 days
forecast
forecast
| Grand Marais |
Sea water temperature in February, °F
Show year:
2026
2025
2024
The average sea water temperature in February of 2026 was 32.7°F. The highest and lowest sea temperatures during the month were 34.7°F and 32.0°F.
Sea water temperature in March, °F
Show year:
2025
2024
2023
The average sea water temperature in March of 2025 was 33.4°F. The highest and lowest sea temperatures during the month were 34.2°F and 32.0°F.
Air temperature in Grand Marais, °F
Precipitation total in Grand Marais, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Grand Marais
Grand Marais on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Grand Marais
Local time: 12:30
February 26, thursday
1500
27°F
NE
8 mph
8 mph
1800
28°F
SE
7 mph
7 mph
2100
27°F
SE
5 mph
5 mph
February 27, friday
0000
23°F
SE
5 mph
5 mph
0300
25°F
SE
2 mph
2 mph
0600
27°F
NE
6 mph
6 mph
0900
28°F
NE
11 mph
11 mph
1200
37°F
NE
14 mph
14 mph
