Imperial Beach, CA
Climate overview — based on NOAA 1991-2020 normals from IMPERIAL BEACH REAM FLD NAS, CA US.
Year-round temperatures (°F)
Climate summary
Imperial Beach has an annual average temperature of 62.3°F with about 8.6 inches of precipitation per year. The warmest month is August (average high 75.2°F), and the coldest is December (average low 46.3°F). February is typically the wettest month (2.10 in) and August the driest (0.03 in).
Best time to visit Imperial Beach
Full guide →Climate change signal
All-time records →59 of 366 (16.1%) of Imperial Beach'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 | 8 | |
| 1950s | 15 | |
| 1960s | 26 | |
| 1970s | 59 | |
| 1980s | 64 | |
| 1990s | 19 | |
| 2000s | 60 | |
| 2010s | 105 | |
| 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 | 67.1°F | 47.4°F | 57.2°F | 1.69 in | — | — |
| February | 65.4°F | 47.6°F | 56.5°F | 2.10 in | — | — |
| March | 65.9°F | 51.3°F | 58.6°F | 1.85 in | — | — |
| April | 66.6°F | 52.5°F | 59.6°F | 0.59 in | — | — |
| May | 68.1°F | 56.6°F | 62.4°F | 0.10 in | — | — |
| June | 70.2°F | 60.2°F | 65.2°F | 0.08 in | — | — |
| July | 73.2°F | 63.8°F | 68.5°F | 0.33 in | — | — |
| August | 75.2°F | 65.0°F | 70.1°F | 0.03 in | — | — |
| September | 75.0°F | 62.4°F | 68.7°F | 0.14 in | — | — |
| October | 73.3°F | 56.3°F | 64.8°F | 0.42 in | — | — |
| November | 69.9°F | 50.4°F | 60.2°F | 0.80 in | — | — |
| December | 66.2°F | 46.3°F | 56.3°F | 0.45 in | — | — |
Climate twins of Imperial Beach
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).