US Geography / US Weather / Oregon Weather / Sisters |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
| Avg. High | 38° | 45° | 50° | 57° | 65° | 74° | 84° | 82° | 74° | 64° | 47° | 40° |
| Avg. Low | 18° | 24° | 25° | 27° | 32° | 38° | 41° | 41° | 34° | 28° | 25° | 18° |
| Mean | 30° | 34° | 38° | 44° | 48° | 57° | 62° | 62° | 54° | 46° | 36° | 30° |
| Avg. Precip. | 2.5 in | 1.7 in | 1.3 in | 0.8 in | 0.6 in | 0.6 in | 0.4 in | 0.4 in | 0.5 in | 0.9 in | 2.1 in | 2.6 in |
Degrees in Fahrenheit
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