Measurements:
°C
°F
CURRENT WEATHER
22:51
Grand Marais
38°F
W 9 mph
Feels like: 32°F
Precip: 11%
World Resorts USA Grand Marais Weather

14 Day Weather Forecast

10.26
mon
DAY
40°F
SW 5 mph
precip
12%
NIGHT
38°F
W 9 mph
precip
11%
10.27
tue
DAY
40°F
W 15 mph
precip
75%
NIGHT
46°F
SW 3 mph
precip
38%
10.28
wed
DAY
52°F
NE 4 mph
precip
43%
NIGHT
50°F
S 12 mph
precip
81%
10.29
thu
DAY
48°F
SE 14 mph
precip
17%
NIGHT
40°F
SE 5 mph
precip
13%
10.30
fri
DAY
46°F
NE 7 mph
precip
17%
NIGHT
42°F
SW 6 mph
precip
23%
10.31
sat
DAY
44°F
W 5 mph
precip
21%
NIGHT
46°F
SW 5 mph
precip
23%
11.01
sun
DAY
52°F
W 1 mph
precip
35%
NIGHT
52°F
SW 4 mph
precip
66%
11.02
mon
DAY
52°F
SW 10 mph
precip
54%
NIGHT
48°F
SW 14 mph
precip
70%
11.03
tue
DAY
46°F
S 12 mph
precip
3%
NIGHT
40°F
SE 4 mph
precip
6%
11.04
wed
DAY
46°F
SE 8 mph
precip
9%
NIGHT
36°F
S 9 mph
precip
4%
11.05
thu
DAY
40°F
NE 5 mph
precip
3%
NIGHT
36°F
NW 2 mph
precip
16%
11.06
fri
DAY
44°F
N 7 mph
precip
18%
NIGHT
44°F
N 9 mph
precip
23%
11.07
sat
DAY
44°F
N 9 mph
precip
16%
NIGHT
42°F
N 6 mph
precip
25%
11.08
sun
DAY
44°F
W 9 mph
precip
34%
NIGHT
44°F
W 1 mph
precip
55%

Grand Marais Sea Water Temperature in October, °F

Select Year: 2026 2025 2024

The average sea surface temperature in October 2026 for Grand Marais was 50.0°F. The maximum and minimum values were 46.2°F and 57.2°F respectively.

Grand Marais on the Weather Map

Best Time to Visit Grand Marais
The most sunny months:
August 14 days
September 13 days
July 12 days
The most warm months:
August 69.8 °F
July 68.5 °F
September 63.3 °F
Warmest sea temperature:
August 60.3 °F
September 59.7 °F
October 52.6 °F
The most cold months:
January 15.2 °F
February 16.3 °F
December 22.1 °F
The most rainy months:
August 3 days
April 2 days
July 2 days
The most windy months:
November 10 mph
December 9 mph
January 9 mph
more details
USA Resorts:
NAME
F°
Boston +58
Chicago +58
Hawaii +80
Houston +74
Las Vegas +64
Los Angeles +74
Maui +72
Miami +82
New York +62
Panama City Beach +64
San Diego +74
San Francisco +60
Santa Monica +72
Tampa +74
Washington +58
all resorts
24 Hours Weather Forecast
Grand Marais
Local time: 22:51
27 oct, tuesday
0000 38°F
W
9 mph
0300 38°F
W
11 mph
0600 40°F
W
13 mph
0900 40°F
W
14 mph
1200 40°F
W
15 mph
1500 42°F
W
14 mph
1800 44°F
NW
13 mph
2100 46°F
W
7 mph