Rainy days · California
How often does it rain in San Jose?
San Jose gets rain on so few days that each one is basically a beta release.
San Jose gets measurable rain or snow on about 61 days a year, adding up to about 14 inches.
November usually brings San Jose about 7 wet days and 1.3 inches. The wettest month is usually February, with about 10 wet days, and the driest is July, with less than 1 wet day. That makes San Jose number 119 of the 129 US cities we track, rainiest first.
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Live 48-hour check from OpenWeatherMap, refreshed about every half hour. Alerts from the National Weather Service.
Rainy days, month by month
| Month | Wet days | Inches |
|---|---|---|
| January | 10 | 2.8 |
| February | 10 | 2.9 |
| March | 10 | 2.2 |
| April | 6 | 1.0 |
| May | 3 | 0.4 |
| June | 1 | 0.1 |
| July | 0 | trace |
| August | 0 | trace |
| September | 1 | 0.1 |
| October | 3 | 0.6 |
| November | 7 | 1.3 |
| December | 10 | 2.4 |
Cities with about as many rainy days
- Lubbock, Texas: about 63 wet days a year
- Sacramento, California: about 58 wet days a year
- San Francisco, California: about 65 wet days a year
Source: NOAA daily precipitation records for the San Jose area, 1991 to 2020 (at least 29 complete years behind every month), via the Applied Climate Information System. A wet day here means at least a hundredth of an inch of rain or melted snow.