BONNEVILLE DAM, OR US
GHCN ID: USC00350897 · OR, US · 18.9 m elevation · Records 1937-2026 (89 years)
Primary station for North Bonneville, WA.
Monthly climate normals (1991-2020)
| Month | High | Low | Mean | Precip | Snow |
|---|---|---|---|---|---|
| January | 42.7°F | 34.3°F | 38.5°F | 11.31 in | 3.5 in |
| February | 47.2°F | 35.5°F | 41.3°F | 8.67 in | 3.4 in |
| March | 53.3°F | 38.0°F | 45.6°F | 9.13 in | 0.3 in |
| April | 59.4°F | 42.2°F | 50.8°F | 6.47 in | — |
| May | 66.5°F | 47.6°F | 57.0°F | 4.08 in | — |
| June | 71.6°F | 52.3°F | 61.9°F | 3.21 in | — |
| July | 79.0°F | 57.1°F | 68.1°F | 0.60 in | — |
| August | 79.7°F | 57.5°F | 68.6°F | 0.90 in | — |
| September | 74.2°F | 53.1°F | 63.6°F | 2.62 in | — |
| October | 62.4°F | 46.6°F | 54.5°F | 7.30 in | — |
| November | 50.1°F | 39.8°F | 45.0°F | 12.48 in | 0.2 in |
| December | 42.4°F | 34.7°F | 38.5°F | 13.45 in | 2.9 in |