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Rutherford, CA Climate
1991 to 2020 normals at Saint Helena, 4.3 mi from the center of Rutherford, elevation 225 ft.
Average weather by month
Select a month for daily normals and last year's weather
| Month | Range | High | Low | Precip. | Snow |
|---|---|---|---|---|---|
| January | 59° | 40° | 6.47 in | 0.0 in | |
| February | 63° | 42° | 6.71 in | 0.0 in | |
| March | 67° | 44° | 4.98 in | 0.0 in | |
| April | 72° | 46° | 1.97 in | 0.0 in | |
| May | 78° | 51° | 1.31 in | 0.0 in | |
| June | 85° | 54° | 0.35 in | 0.0 in | |
| July | 89° | 56° | 0.01 in | 0.0 in | |
| August | 89° | 56° | 0.04 in | 0.0 in | |
| September | 87° | 54° | 0.06 in | 0.0 in | |
| October | 78° | 49° | 1.65 in | 0.0 in | |
| November | 66° | 44° | 3.24 in | 0.0 in | |
| December | 58° | 40° | 7.18 in | 0.0 in | |
| Year | 74° | 33.97 in | 0.0 in |
Frequently asked questions
- What is the hottest month in Rutherford, CA?
- August is the warmest month, with a normal high of 89°F at Saint Helena.
- What is the coldest month in Rutherford, CA?
- December is the coldest month, with a normal low of 40°F.
- What is the wettest month in Rutherford, CA?
- December has the most precipitation on average, about 7.18 inches.