Sheridan (WY) monthly weather averages

Average daytime temperature

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

Sheridan average temperature chart (Celsius) Sheridan average temperature chart (Fahrenheit)
Average monthly temperatures in Sheridan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -0 3 7.5 13.7 19 24.8 30 29.4 22.5 16.2 7.1 1.2
°F 31.9 37.4 45.5 56.7 66.2 76.6 86 85 72.5 61.2 44.7 34.1

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.

Sheridan monthly rainfall chart (mm) Sheridan monthly rainfall chart (inches)
Average monthly rainfall in Sheridan (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 17 14 23 43 63 62 24 22 35 30 20 16
inches 0.6 0.6 0.9 1.7 2.5 2.4 1 0.9 1.4 1.2 0.8 0.6
Rainy days 9 8 10 11 11 11 7 6 8 7 8 9

Average annual rainfall in Sheridan: 305.633mm (120.3 inches)

Average daily sunshine

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

Sheridan average daily sunshine chart
Average daily sunshine Sheridan
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.7 6.8 8 8.7 9.7 11.2 12.2 11.2 9.2 7.3 5.5 5.5

Day / night temperatures

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

Sheridan average minimum / maximum temperatures (Celsius) Sheridan average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Sheridan (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -13.7 -10.4 -6.3 -1.3 3.7 8.5 11.6 10.3 4.7 -0.9 -7.2 -12.7
Max °C 0.3 3.4 7.9 14.1 19.4 25.2 30.5 29.9 23 16.7 7.4 1.5
Min °F 7.3 13.4 20.8 29.7 38.6 47.2 52.8 50.5 40.4 30.5 19 9.1
Max °F 19.9 25.7 33.4 43.5 52.7 62.2 69.8 68.2 56.8 46.2 32.2 21.9

Sea temperature

The graph below shows the average sea temperature.

Sheridan average sea temperature chart (Celsius) Sheridan average sea temperature chart (Fahrenheit)
Average sea temperature around Sheridan in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.3 8.1 8.4 9 10.1 11.9 14.1 16.1 15.3 12.9 10.6 9
°F 46.9 46.6 47 48.2 50.3 53.5 57.4 61 59.6 55.2 51.1 48.2

Wind speed

The graph below shows the average wind speed.

Sheridan average winspeed by month (km/h) Sheridan average winspeed by month (mph)
Average wind speed in Sheridan (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 15 14 16 17 16 14 13 13 14 14 14 15
mph 9 9 10 11 10 9 8 8 9 9 9 9

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.

Sheridan relative humidity averages
Average relative humidity in Sheridan
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
66% 66% 63% 58% 60% 59% 49% 47% 54% 58% 66% 67%