Imperial, CA
Climate overview — based on NOAA 1991-2020 normals from IMPERIAL CO AP, CA US.
Year-round temperatures (°F)
Climate summary
Imperial has an annual average temperature of 73.7°F with about 2.4 inches of precipitation per year. The warmest month is July (average high 107.8°F), and the coldest is December (average low 41.2°F). January is typically the wettest month (0.41 in) and June the driest (0.00 in).
Best time to visit Imperial
Full guide →Climate change signal
All-time records →125 of 366 (34.2%) of Imperial'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.
| 1960s | 94 | |
| 1970s | 39 | |
| 1980s | 14 | |
| 2000s | 63 | |
| 2010s | 82 | |
| 2020s | 74 |
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 | 70.5°F | 41.5°F | 56.0°F | 0.41 in | — | 2 |
| February | 73.7°F | 45.2°F | 59.4°F | 0.38 in | — | 2 |
| March | 80.1°F | 50.6°F | 65.3°F | 0.29 in | — | 1 |
| April | 86.3°F | 55.5°F | 70.9°F | 0.08 in | — | 1 |
| May | 94.3°F | 62.1°F | 78.2°F | 0.07 in | — | 0 |
| June | 103.5°F | 70.2°F | 86.8°F | 0.00 in | — | 0 |
| July | 107.8°F | 78.4°F | 93.1°F | 0.11 in | — | 1 |
| August | 107.7°F | 79.4°F | 93.6°F | 0.15 in | — | 1 |
| September | 102.2°F | 72.2°F | 87.2°F | 0.18 in | — | 1 |
| October | 90.4°F | 60.0°F | 75.2°F | 0.19 in | — | 1 |
| November | 78.3°F | 48.4°F | 63.3°F | 0.18 in | — | 1 |
| December | 68.7°F | 41.2°F | 54.9°F | 0.34 in | — | 2 |
Climate twins of Imperial
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).