Weather information for the Isle Royale NP area is provided below. Average temperatures, climate details and current forecasts are included!
Climate
Monthly average temperatures and precipitation for Houghton are shown below.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Avg. High | 20° | 22° | 32° | 46° | 60° | 68° | 75° | 72° | 62° | 51° | 36° | 24° |
Avg. Low | 7° | 7° | 16° | 28° | 40° | 48° | 55° | 54° | 46° | 37° | 26° | 14° |
Mean | 14° | 15° | 25° | 38° | 51° | 58° | 66° | 64° | 55° | 45° | 31° | 18° |
Avg. Precip. | 3.8 in | 2.3 in | 2.3 in | 1.9 in | 2.6 in | 2.9 in | 2.8 in | 2.9 in | 3.3 in | 2.7 in | 2.8 in | 3.6 in |
Note: All temperatures are in degrees Fahrenheit. |