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Susanville (CA) Weather and Climate: A Comprehensive Guide

The climate in Susanville is marked by big temperature swings throughout the year. Temperatures range from very warm during the warmest months to cold in the cooler months. It maintains relatively low levels of precipitation throughout the seasons. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

In Susanville, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a very warm 32°C in July to a chilly 6°C in January.

Nighttime temperatures can drop, with average lows reaching -6°C in January. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Susanville typically sees modest rain/snowfall throughout the year, with an average annual precipitation of 352 mm. The seasons in Susanville, bring significant changes in precipitation. The wettest month, December, receives moderate snow/rainfall, with an average of 70 mm of precipitation. This snow/rainfall is distributed across 12 snowy/rainy days.

In contrast, the driest month, August, experiences much less rainfall, totaling 3.8 mm over a single rainy day. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Susanville Precipitation page.

The mean monthly precipitation over the year, including rain, hail and snow

Forecast for Susanville (CA)

Fri   Dec 27
11°C | 3°C
SW 6 m/s
broken clouds and no rain

broken clouds and no rain

Sat   Dec 28
11°C | 5°C
SW 4 m/s
2.3 mm
overcast and rain

overcast and rain

Sun   Dec 29
8°C | 0°C
SW 5 m/s
23 mm
broken clouds and rain

broken clouds and rain

The best time of year to visit Susanville in the United States of America

Other facts from our historical weather data:
  • When is summer in Susanville?
    The hottest season / summer takes place in June, July, August and September.
  • Does Susanville have a dry season?
    Yes, the months of May, June, July, August and September are very dry.
  • Which is the warmest month in Susanville?
    July has an average maximum temperature of 32°C and is the warmest month of the year.
  • Which is the coldest month in Susanville?
    The coldest month is December with an average maximum temperature of 6°C.
  • Which is the wettest month in Susanville?
    December tops the wettest month list with 70 mm of rainfall.
  • Which is the driest month in Susanville?
    August is the driest month with 4 mm of precipitation.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.