WINCHESTER, OR US
GHCN ID: USC00359461 · OR, US · 140.2 m elevation · Records 1950-2026 (76 years)
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 50.0°F | 34.7°F | 42.4°F | 5.41 in | — |
| February | 54.2°F | 35.2°F | 44.7°F | 4.09 in | — |
| March | 59.2°F | 36.8°F | 48.0°F | 4.01 in | — |
| April | 64.0°F | 39.8°F | 51.9°F | 3.24 in | — |
| May | 71.4°F | 45.2°F | 58.3°F | 2.16 in | — |
| June | 77.2°F | 50.2°F | 63.7°F | 1.11 in | — |
| July | 85.9°F | 54.9°F | 70.4°F | 0.29 in | — |
| August | 86.4°F | 53.9°F | 70.2°F | 0.30 in | — |
| September | 80.5°F | 48.8°F | 64.7°F | 0.94 in | — |
| October | 68.0°F | 42.6°F | 55.3°F | 2.55 in | — |
| November | 55.5°F | 38.4°F | 47.0°F | 5.26 in | — |
| December | 48.9°F | 34.8°F | 41.9°F | 6.81 in | — |