Danville, CA
Climate overview — based on NOAA 1991-2020 normals from MT DIABLO JUNCTION, CA US.
Year-round temperatures (°F)
Climate summary
Danville has an annual average temperature of 58.4°F with about 26.1 inches of precipitation per year and 0.7 inches of snow. The warmest month is August (average high 82.8°F), and the coldest is December (average low 41.3°F). December is typically the wettest month (5.08 in) and July the driest (0.01 in). Snow typically falls from February through February.
Best time to visit Danville
Full guide →Climate change signal
All-time records →18 of 366 (4.9%) of Danville's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.
| 1950s | 44 | |
| 1960s | 71 | |
| 1970s | 91 | |
| 1980s | 59 | |
| 1990s | 28 | |
| 2000s | 49 | |
| 2010s | 14 | |
| 2020s | 10 |
Bars: number of all-time daily heat records still standing that were set in each decade.
Monthly averages
| Month | Avg High | Avg Low | Avg Temp | Precipitation | Snow | Rainy days |
|---|---|---|---|---|---|---|
| January | 53.7°F | 41.7°F | 47.7°F | 5.06 in | 0.1 in | 12 |
| February | 54.6°F | 41.7°F | 48.2°F | 4.90 in | 0.5 in | 11 |
| March | 57.9°F | 42.9°F | 50.4°F | 3.69 in | 0.1 in | 10 |
| April | 62.0°F | 44.4°F | 53.2°F | 1.92 in | — | 7 |
| May | 67.8°F | 49.3°F | 58.6°F | 1.13 in | — | 4 |
| June | 75.9°F | 55.4°F | 65.6°F | 0.27 in | — | 1 |
| July | 82.5°F | 61.5°F | 72.0°F | 0.01 in | — | 0 |
| August | 82.8°F | 61.0°F | 71.9°F | 0.03 in | — | 0 |
| September | 80.0°F | 59.7°F | 69.9°F | 0.12 in | — | 1 |
| October | 71.7°F | 54.0°F | 62.9°F | 1.19 in | — | 3 |
| November | 60.4°F | 46.2°F | 53.3°F | 2.65 in | — | 7 |
| December | 53.4°F | 41.3°F | 47.4°F | 5.08 in | — | 11 |
Climate twins of Danville
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).