Measurements:
°C
°F
Grand Marais
44°F
S 17 mph
Feels like: 34°F
Precip: 0%
World Resorts USA Grand Marais Weather May Weather in Grand Marais

Grand Marais Weather: May

Average Day Temperature: 51.3°F
Average Night Temperature: 42.4°F
Sea Water Temperature: 34.9°F
Number of Sunny Days: 10 days
Sunshine Hours: 14.5 - 15.7 hours
Number of Rainy Days: 1 day
Precipitation Totals: 0.9 in

Air Temperature in May, °F

Select Year: 2024 2023 2022

The highest day temperature in May 2024 was 64°F. The lowest night temperature was 35°F. The average values for day and night temperatures during May were 50.8°F и 41.9°F respectivly.

Grand Marais Water Sea Temperature in May, °F

Select Year: 2024 2023 2022

The average sea surface temperature in May 2024 for Grand Marais was 36.1°F. The maximum and minimum values were 33.0°F and 38.0°F respectively.

Sunny, Cloudy and Gloomy days

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Precipitation total in May for Grand Marais is 0.9 in.

Wind Speed in May, mph

The average wind speed in May is 7.7 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Grand Marais in May is 8.0 hours.

Best Time to Visit Grand Marais
The most sunny months:
September 15 days
August 14 days
July 13 days
The most warm months:
August 70.2 °F
July 68.9 °F
September 64.0 °F
Warmest sea temperature:
August 61.1 °F
September 60.3 °F
October 52.8 °F
The most cold months:
February 15.5 °F
January 16.8 °F
December 23.5 °F
The most rainy months:
August 4 days
April 2 days
June 2 days
The most windy months:
April 9 mph
December 9 mph
November 9 mph

Grand Marais on the Weather Map

USA Resorts:
NAME
Boston +48
Chicago +34
Hawaii +80
Honolulu +80
Houston +74
Las Vegas +60
Los Angeles +74
Maui +74
Miami +86
New York +48
San Diego +72
San Francisco +58
Sarasota +76
Tampa +76
Washington +52
24 Hours Weather Forecast
Grand Marais
Local time: 15:18
21 nov, thursday
1800 40°F
S
16 mph
2100 38°F
S
14 mph
22 nov, friday
0000 38°F
S
13 mph
0300 38°F
S
12 mph
0600 36°F
S
12 mph
0900 38°F
S
11 mph
1200 42°F
SE
12 mph
1500 42°F
SE
9 mph