Martinez, CA
Climate overview — based on NOAA 1991-2020 normals from MARTINEZ WTP, CA US.
Year-round temperatures (°F)
Climate summary
Martinez has an annual average temperature of 58.2°F with about 19.4 inches of precipitation per year. The warmest month is July (average high 88.4°F), and the coldest is December (average low 34.8°F). January is typically the wettest month (3.86 in) and July the driest (0.00 in).
Best time to visit Martinez
Full guide →Climate change signal
All-time records →28 of 366 (7.7%) of Martinez'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.
| 1970s | 93 | |
| 1980s | 97 | |
| 1990s | 61 | |
| 2000s | 60 | |
| 2010s | 55 |
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 | 56.1°F | 35.0°F | 45.6°F | 3.86 in | — | 11 |
| February | 60.9°F | 37.4°F | 49.1°F | 3.81 in | — | 11 |
| March | 65.9°F | 40.2°F | 53.0°F | 2.74 in | — | 9 |
| April | 71.1°F | 42.5°F | 56.8°F | 1.32 in | — | 6 |
| May | 78.0°F | 45.9°F | 62.0°F | 0.62 in | — | 3 |
| June | 85.0°F | 49.8°F | 67.4°F | 0.25 in | — | 1 |
| July | 88.4°F | 51.2°F | 69.8°F | 0.00 in | — | 0 |
| August | 87.4°F | 50.5°F | 68.9°F | 0.03 in | — | 0 |
| September | 84.2°F | 49.6°F | 66.9°F | 0.06 in | — | 1 |
| October | 76.1°F | 45.5°F | 60.8°F | 0.79 in | — | 3 |
| November | 64.4°F | 39.3°F | 51.9°F | 2.10 in | — | 7 |
| December | 56.5°F | 34.8°F | 45.6°F | 3.81 in | — | 10 |
Climate twins of Martinez
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).