Vernal (UT) monthly weather averages

Average daytime temperature

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

Vernal average temperature chart (Celsius) Vernal average temperature chart (Fahrenheit)
Average monthly temperatures in Vernal (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2.3 2.2 8.4 15.1 21.2 26.8 31.1 29.5 24.1 17 7.3 -0.2
°F 27.8 35.9 47.1 59.2 70.1 80.3 88 85.1 75.3 62.5 45.2 31.6

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.

Vernal monthly rainfall chart (mm) Vernal monthly rainfall chart (inches)
Average monthly rainfall in Vernal (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 13 12 18 20 23 19 16 18 22 26 16 16
inches 0.5 0.5 0.7 0.8 0.9 0.8 0.6 0.7 0.9 1 0.6 0.6
Rainy days 7 7 9 8 8 5 6 6 6 6 6 7

Average annual rainfall in Vernal: 148.834mm (58.6 inches)

Average daily sunshine

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

Vernal average daily sunshine chart
Average daily sunshine Vernal
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.3 7.5 8.5 9.7 10.8 12.4 12.2 11.4 10.3 8.7 6.4 5.8

Day / night temperatures

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

Vernal average minimum / maximum temperatures (Celsius) Vernal average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Vernal (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -15.8 -12.1 -5.6 -0.9 3.8 8.1 11.6 10.3 4.9 -1 -6.7 -13.3
Max °C -2 2.5 8.8 15.5 21.6 27.3 31.6 30 24.6 17.4 7.7 0.1
Min °F 3.6 10.2 22 30.4 38.8 46.6 52.9 50.5 40.7 30.2 20 8.1
Max °F 16 23.4 34.9 45.1 54.9 63.9 70.9 68.2 58.5 46.8 32.9 20.1

Sea temperature

The graph below shows the average sea temperature.

Vernal average sea temperature chart (Celsius) Vernal average sea temperature chart (Fahrenheit)
Average sea temperature around Vernal in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.7 10.5 10.7 11.2 12.3 14 16 17.5 17 15 13 11.5
°F 51.2 50.9 51.2 52.2 54.2 57.3 60.9 63.6 62.5 59.1 55.4 52.6

Wind speed

The graph below shows the average wind speed.

Vernal average winspeed by month (km/h) Vernal average winspeed by month (mph)
Average wind speed in Vernal (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 12 13 15 16 16 16 16 15 15 13 13 12
mph 7 8 9 10 10 10 10 9 9 8 8 7

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.

Vernal relative humidity averages
Average relative humidity in Vernal
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
69% 63% 54% 47% 43% 36% 37% 39% 43% 50% 61% 68%