Moreno Valley, CA
Climate overview — based on NOAA 1991-2020 normals from MARCH AFB, CA US.
Year-round temperatures (°F)
Climate summary
Moreno Valley has an annual average temperature of 63.3°F with about 10.7 inches of precipitation per year. The warmest month is August (average high 94.9°F), and the coldest is December (average low 37.1°F). February is typically the wettest month (2.43 in) and June the driest (0.07 in).
Best time to visit Moreno Valley
Full guide →Climate change signal
All-time records →168 of 366 (45.9%) of Moreno Valley'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.
| 1940s | 9 | |
| 1950s | 79 | |
| 1960s | 62 | |
| 1970s | 7 | |
| 2010s | 104 | |
| 2020s | 105 |
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 | 65.8°F | 37.4°F | 51.6°F | 2.05 in | — | — |
| February | 66.3°F | 37.6°F | 52.0°F | 2.43 in | — | — |
| March | 70.8°F | 40.2°F | 55.5°F | 1.51 in | — | — |
| April | 73.9°F | 44.2°F | 59.1°F | 0.76 in | — | — |
| May | 79.9°F | 50.8°F | 65.4°F | 0.27 in | — | — |
| June | 87.2°F | 55.6°F | 71.4°F | 0.07 in | — | — |
| July | 94.1°F | 61.6°F | 77.9°F | 0.13 in | — | — |
| August | 94.9°F | 61.7°F | 78.3°F | 0.36 in | — | — |
| September | 91.5°F | 58.7°F | 75.1°F | 0.16 in | — | — |
| October | 81.9°F | 49.1°F | 65.5°F | 0.47 in | — | — |
| November | 72.3°F | 40.7°F | 56.5°F | 0.67 in | — | — |
| December | 64.8°F | 37.1°F | 51.0°F | 1.77 in | — | — |
Climate twins of Moreno Valley
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).