Measurements:
°C
°F
Grand Marais
74°F
SE 4 mph
Feels like: 78°F
Precip: 1%
World Resorts USA Grand Marais Weather

14 Day Weather Forecast

07.15
wed
DAY
72°F
SE 2 mph
precip
1%
NIGHT
74°F
SE 9 mph
precip
1%
07.16
thu
DAY
72°F
N 4 mph
precip
5%
NIGHT
60°F
W 3 mph
precip
17%
07.17
fri
DAY
56°F
W 5 mph
precip
75%
NIGHT
62°F
SW 7 mph
precip
43%
07.18
sat
DAY
70°F
S 12 mph
precip
15%
NIGHT
56°F
SE 2 mph
precip
20%
07.19
sun
DAY
64°F
NE 9 mph
precip
7%
NIGHT
66°F
E 9 mph
precip
11%
07.20
mon
DAY
78°F
SE 14 mph
precip
4%
NIGHT
56°F
NE 9 mph
precip
7%
07.21
tue
DAY
68°F
E 9 mph
precip
3%
NIGHT
58°F
SE 5 mph
precip
5%
07.22
wed
DAY
68°F
NE 11 mph
precip
4%
NIGHT
66°F
E 7 mph
precip
8%
07.23
thu
DAY
62°F
W 4 mph
precip
61%
NIGHT
58°F
E 2 mph
precip
54%
07.24
fri
DAY
64°F
SE 14 mph
precip
2%
NIGHT
48°F
SE 6 mph
precip
10%
07.25
sat
DAY
66°F
SE 7 mph
precip
2%
NIGHT
56°F
SE 9 mph
precip
4%
07.26
sun
DAY
72°F
E 8 mph
precip
3%
NIGHT
60°F
SE 7 mph
precip
4%
07.27
mon
DAY
70°F
NE 7 mph
precip
3%
NIGHT
58°F
SE 2 mph
precip
12%
07.28
tue
DAY
70°F
NE 9 mph
precip
5%
NIGHT
60°F
W 2 mph
precip
9%

Grand Marais Sea Water Temperature in July, °F

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Grand Marais was 40.6°F. The maximum and minimum values were 37.4°F and 45.6°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:
January 15.2 °F
February 16.3 °F
December 22.1 °F
The most rainy months:
August 3 days
April 2 days
June 2 days
The most windy months:
November 10 mph
December 9 mph
January 9 mph
USA Resorts:
NAME
Boston +92
Chicago +86
Hawaii +80
Houston +80
Las Vegas +120
Los Angeles +106
Maui +76
Miami +96
Myrtle Beach +96
New York +110
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
Grand Marais
Local time: 14:13
15 jul, wednesday
1500 74°F
SE
4 mph
1800 74°F
SE
7 mph
2100 72°F
SE
6 mph
16 jul, thursday
0000 74°F
SE
9 mph
0300 64°F
SE
5 mph
0600 62°F
S
4 mph
0900 66°F
S
4 mph
1200 72°F
N
4 mph