Current Sea Water Temperature:
+35.4°F
| Maximum Sea Water Temperature in April: | 36.4°F |
| Minimum Sea Water Temperature in April: | 30.6°F |
| Average water temperature in April: | 32.9°F |
| detailed information | |
Sea Water Temperature for the Last 10 Days:
| April 27 | 35.4°F | April 22 | 34.6°F |
| April 26 | 34.6°F | April 21 | 34.4°F |
| April 25 | 34.6°F | April 20 | 34.0°F |
| April 24 | 34.2°F | April 19 | 34.2°F |
| April 23 | 32.4°F | April 18 | 34.2°F |
When is the Warmest Sea for Grand Marais?
According to our data for the last three years for Grand Marais the highest average sea water temperature was in August, September and October.
Average Water Temperature by Month, °F
Sea Water Temperature in August
The average sea surface temperature in August 2023 for Grand Marais was 60.8°F. The maximum and minimum values were 53.6°F and 64.4°F respectively.
Sea Water Temperature in September
The average sea surface temperature in September 2023 for Grand Marais was 62.1°F. The maximum and minimum values were 59.2°F and 65.4°F respectively.
Sea Water Temperature in October
The average sea surface temperature in October 2023 for Grand Marais was 56.7°F. The maximum and minimum values were 51.6°F and 63.0°F respectively.
USA Resorts:
NAME
F°
| Boston |  |
+48 |
| Chicago |  |
+64 |
| Hawaii | |
+82 |
| Honolulu |  |
+78 |
| Houston | |
+78 |
| Las Vegas |  |
+72 |
| Los Angeles |  |
+66 |
| Miami | |
+78 |
| New York | |
+52 |
| Orlando | |
+74 |
| San Diego | |
+62 |
| San Francisco | |
+54 |
| Sarasota | |
+74 |
| Tampa | |
+74 |
| Washington | |
+56 |
Countries:
NAME
POPULARITY
24 Hours Weather Forecast
Grand Marais
Local time: 23:31
28 apr, sunday
| 0000 |  |
36°F | S 9 mph |
| 0300 | |
32°F | S 6 mph |
| 0600 |  |
32°F | SW 9 mph |
| 0900 | |
34°F | SW 12 mph |
| 1200 | |
38°F | W 17 mph |
| 1500 |  |
38°F | W 17 mph |
| 1800 | |
38°F | W 14 mph |
| 2100 |  |
40°F | W 16 mph |