Spirit Lake Air Temperatures
Jan
| High: | 22 F° | (-5.8 C°) |
| Low: | 3 F° | (-16.2 C°) |
Feb
| High: | 27 F° | (-2.8 C°) |
| Low: | 6 F° | (-14.2 C°) |
March
| High: | 37 F° | (2.8 C°) |
| Low: | 17 F° | (-8.3 C°) |
April
| High: | 53 F° | (11.4 C°) |
| Low: | 30 F° | (-1 C°) |
May
| High: | 65 F° | (18.1 C°) |
| Low: | 41 F° | (4.8 C°) |
June
| High: | 73 F° | (23 C°) |
| Low: | 50 F° | (10.1 C°) |
July
| High: | 78 F° | (25.7 C°) |
| Low: | 56 F° | (13.1 C°) |
August
| High: | 76 F° | (24.7 C°) |
| Low: | 55 F° | (12.8 C°) |
Sept
| High: | 68 F° | (19.8 C°) |
| Low: | 47 F° | (8.3 C°) |
Oct
| High: | 53 F° | (11.9 C°) |
| Low: | 35 F° | (1.7 C°) |
Nov
| High: | 38 F° | (3.5 C°) |
| Low: | 24 F° | (-4.7 C°) |
Dec
| High: | 26 F° | (-3.5 C°) |
| Low: | 10 F° | (-12.3 C°) |