Altona Boat Launch Air Temperatures
Jan
| High: | 28 F° | (-2 C°) |
| Low: | 13 F° | (-10.8 C°) |
Feb
| High: | 32 F° | (-0.2 C°) |
| Low: | 14 F° | (-10.1 C°) |
March
| High: | 41 F° | (5.2 C°) |
| Low: | 21 F° | (-6 C°) |
April
| High: | 56 F° | (13.1 C°) |
| Low: | 33 F° | (0.5 C°) |
May
| High: | 68 F° | (20 C°) |
| Low: | 44 F° | (6.4 C°) |
June
| High: | 77 F° | (25 C°) |
| Low: | 53 F° | (11.6 C°) |
July
| High: | 81 F° | (27.4 C°) |
| Low: | 57 F° | (14.1 C°) |
August
| High: | 79 F° | (25.9 C°) |
| Low: | 56 F° | (13.3 C°) |
Sept
| High: | 71 F° | (21.5 C°) |
| Low: | 48 F° | (8.7 C°) |
Oct
| High: | 58 F° | (14.2 C°) |
| Low: | 37 F° | (2.9 C°) |
Nov
| High: | 44 F° | (6.9 C°) |
| Low: | 28 F° | (-2.2 C°) |
Dec
| High: | 33 F° | (0.6 C°) |
| Low: | 19 F° | (-7.3 C°) |