Guernsey Lake SFCG Boat Launch Air Temperatures
Jan
| High: | 26 F° | (-3.1 C°) |
| Low: | 10 F° | (-12 C°) |
Feb
| High: | 29 F° | (-1.6 C°) |
| Low: | 11 F° | (-11.7 C°) |
March
| High: | 38 F° | (3.4 C°) |
| Low: | 19 F° | (-7.4 C°) |
April
| High: | 52 F° | (11.3 C°) |
| Low: | 31 F° | (-0.5 C°) |
May
| High: | 65 F° | (18.4 C°) |
| Low: | 41 F° | (5 C°) |
June
| High: | 74 F° | (23.5 C°) |
| Low: | 50 F° | (10.2 C°) |
July
| High: | 79 F° | (25.9 C°) |
| Low: | 55 F° | (12.8 C°) |
August
| High: | 76 F° | (24.6 C°) |
| Low: | 54 F° | (12.4 C°) |
Sept
| High: | 69 F° | (20.3 C°) |
| Low: | 47 F° | (8.4 C°) |
Oct
| High: | 55 F° | (12.8 C°) |
| Low: | 37 F° | (2.7 C°) |
Nov
| High: | 42 F° | (5.7 C°) |
| Low: | 28 F° | (-2.2 C°) |
Dec
| High: | 31 F° | (-0.6 C°) |
| Low: | 17 F° | (-8.1 C°) |