Susanville (CA) monthly weather averages

Average daytime temperature

The bar chart below shows the average monthly peak daytime temperatures at Susanville

Susanville average temperature chart (Celsius) Susanville average temperature chart (Fahrenheit)
Average monthly temperatures in Susanville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5.5 8.4 10.4 14.6 20 25.3 30 29.4 24.9 18.8 10.1 5.7
°F 41.9 47.1 50.8 58.2 68 77.5 86 84.9 76.9 65.9 50.2 42.2

Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.

Average rainfall & rainy days

The graph below shows the average rainfall and number of rainy days per month.

Susanville monthly rainfall chart (mm) Susanville monthly rainfall chart (inches)
Average monthly rainfall in Susanville (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 78 62 49 22 22 17 7 7 14 34 56 74
inches 3.1 2.4 1.9 0.9 0.9 0.7 0.3 0.3 0.5 1.3 2.2 2.9
Rainy days 9 8 9 6 5 4 3 3 4 5 8 9

Average annual rainfall in Susanville: 362.234mm (142.6 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Susanville

Susanville average daily sunshine chart
Average daily sunshine Susanville
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.1 7.3 9.1 10.9 12.4 13.5 14.4 13.2 11.8 9.6 6.5 5.7

Day / night temperatures

The graph below shows the daily range of temperatures for each month.

Susanville average minimum / maximum temperatures (Celsius) Susanville average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Susanville (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -6.6 -4.1 -3 -1.2 2.6 6.3 8.5 7.7 4 -0.1 -2.8 -5.8
Max °C 5.8 8.7 10.8 15 20.5 25.8 30.6 29.9 25.5 19.3 10.4 6
Min °F 20.1 24.6 26.7 29.9 36.6 43.3 47.2 45.9 39.1 31.8 27 21.7
Max °F 31.3 36.1 39 44.4 52.7 60.8 67.1 65.8 58.5 49.3 38.8 32.2

Sea temperature

The graph below shows the average sea temperature.

Susanville average sea temperature chart (Celsius) Susanville average sea temperature chart (Fahrenheit)
Average sea temperature around Susanville in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 11.1 11 11 11.1 11.6 12.8 14.3 15.1 15 14.2 12.9 11.7
°F 52 51.8 51.8 51.9 53 55 57.7 59.1 59 57.5 55.2 53

Wind speed

The graph below shows the average wind speed.

Susanville average winspeed by month (km/h) Susanville average winspeed by month (mph)
Average wind speed in Susanville (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 11 13 14 14 14 13 12 11 10 10 10
mph 6 7 8 9 9 9 8 8 7 6 6 6

A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.

Relative humidity

The graph below shows the average relative humidity.

Susanville relative humidity averages
Average relative humidity in Susanville
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
73% 66% 59% 52% 49% 46% 41% 43% 49% 57% 69% 74%