Susanville, CA Weather & Climate Normals
Susanville's real weather, in one number
Susanville, CA scores 38/100 on this site's reading of NOAA's own 30-year normals: weather-driven. Heat, cold, snow, or rainfall here are heavy enough that they shape daily life for a large part of the year. 4 of the year's 12 months average between 55 and 75°F, the range this site counts as mild.
Susanville's hottest and coldest months
Susanville's hottest month is Jul, averaging 68°F; its coldest is Dec, averaging 33°F, a 35.2°F swing across the year, a middling gap by national standards.
Susanville's weather across the year
| Month | Avg high | Avg low | Precip | Snow |
|---|---|---|---|---|
| Jan | 42°F | 25°F | 6.36in | 28.5in |
| Feb | 45°F | 26°F | 6.36in | 22.3in |
| Mar | 51°F | 29°F | 5.66in | 17.1in |
| Apr | 58°F | 32°F | 2.86in | 7.3in |
| May | 68°F | 39°F | 1.94in | 0.5in |
| Jun | 78°F | 45°F | 0.82in | 0.1in |
| Jul | 86°F | 50°F | 0.14in | 0in |
| Aug | 85°F | 49°F | 0.17in | 0in |
| Sep | 79°F | 44°F | 0.35in | 0in |
| Oct | 66°F | 36°F | 1.95in | 0.8in |
| Nov | 50°F | 30°F | 3.64in | 7.1in |
| Dec | 41°F | 25°F | 6.84in | 25.6in |
Jun, Jul, Aug, and Sep are the best time to see Susanville at its mildest; the rest of the year, plan around Dec's cold.
Rain and snow in Susanville
Susanville averages 37.09in of precipitation a year across roughly 81 days with measurable rain or snow, and 109.3in of snow a year.
Where Susanville ranks
Susanville ranks 4717 of 4876 US cities in this dataset for comfort score, and 429 of 429 within CA. About 12,359 people live there.
If you need tomorrow's forecast, not the 30-year average
Everything above is a 30-year average from Canyon Dam, CA US, 30.3 miles from Susanville, not a prediction for any specific day.
More on how this is worked out
How the comfort score is calculated · Why some cities show no snow or rain figure