Susanville, CA
Climate overview — based on NOAA 1991-2020 normals from SUSANVILLE 2SW, CA US.
Year-round temperatures (°F)
Climate summary
Susanville has an annual average temperature of 50.2°F with about 13 inches of precipitation per year. The warmest month is July (average high 88.0°F), and the coldest is January (average low 22.3°F). January is typically the wettest month (2.44 in) and August the driest (0.11 in).
Best time to visit Susanville
Full guide →Climate change signal
All-time records →28 of 366 (7.7%) of Susanville'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.
| 1890s | 9 | |
| 1900s | 5 | |
| 1910s | 45 | |
| 1920s | 28 | |
| 1930s | 71 | |
| 1940s | 19 | |
| 1950s | 28 | |
| 1960s | 34 | |
| 1970s | 31 | |
| 1980s | 26 | |
| 1990s | 19 | |
| 2000s | 12 | |
| 2010s | 20 | |
| 2020s | 19 |
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 | 42.7°F | 22.3°F | 32.5°F | 2.44 in | — | 6 |
| February | 47.6°F | 25.6°F | 36.6°F | 2.31 in | — | 5 |
| March | 54.2°F | 29.6°F | 41.9°F | 1.67 in | — | 5 |
| April | 60.5°F | 33.8°F | 47.1°F | 0.49 in | — | 4 |
| May | 69.3°F | 40.2°F | 54.8°F | 0.82 in | — | 3 |
| June | 78.9°F | 47.0°F | 62.9°F | 0.37 in | — | 2 |
| July | 88.0°F | 53.1°F | 70.6°F | 0.21 in | — | 1 |
| August | 86.6°F | 52.0°F | 69.3°F | 0.11 in | — | 1 |
| September | 80.0°F | 45.3°F | 62.7°F | 0.24 in | — | 1 |
| October | 67.0°F | 35.9°F | 51.5°F | 0.97 in | — | 2 |
| November | 51.9°F | 28.1°F | 40.0°F | 1.49 in | — | 4 |
| December | 42.6°F | 22.3°F | 32.4°F | 1.90 in | — | 6 |
Climate twins of Susanville
Why these? →The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).