Please click on any column to get detailed information about Grand Marais weather in that particular month. You will get daily weather information for that month for the last several years.
Day & Night air temperature, °F
The warmest month in Grand Marais is august. The average daily temp is 68.1°F. The average nightly temp is 59.6°F.
Sea water temperature, °F
The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 60.1°F.
Precipitation total, in.
Number of rainy days
This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.
Wind speed, mph
Sunny, partly cloudy and cloudy days
Average sunny hours
Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.
* Charts above show average data for the last 3 years.
sea water
temperature
temperature
| Grand Marais |
14 days
forecast
forecast
| Grand Marais |
current
weather
weather
| Grand Marais |
7 days
forecast
forecast
| Grand Marais |
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: 17:31
June 29, monday
1800
68°F
W
12 mph
12 mph
2100
64°F
W
11 mph
11 mph
June 30, tuesday
0000
68°F
SW
6 mph
6 mph
0300
66°F
W
4 mph
4 mph
0600
61°F
NE
2 mph
2 mph
0900
64°F
NE
5 mph
5 mph
1200
68°F
NE
6 mph
6 mph
1500
70°F
N
6 mph
6 mph
