Kalispell (MT) monthly weather averages

Average daytime temperature

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

Kalispell average temperature chart (Celsius) Kalispell average temperature chart (Fahrenheit)
Average monthly temperatures in Kalispell (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2.1 1.7 6.1 12.5 17.5 21.5 26.3 25.8 19.4 12.2 3.4 -1.2
°F 28.2 35 43 54.5 63.5 70.8 79.3 78.4 67 54 38 29.8

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.

Kalispell monthly rainfall chart (mm) Kalispell monthly rainfall chart (inches)
Average monthly rainfall in Kalispell (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 40 29 26 31 51 61 33 37 36 27 36 45
inches 1.6 1.1 1 1.2 2 2.4 1.3 1.5 1.4 1.1 1.4 1.8
Rainy days 14 11 11 10 12 11 7 8 8 8 13 15

Average annual rainfall in Kalispell: 385.1mm (151.6 inches)

Average daily sunshine

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

Kalispell average daily sunshine chart
Average daily sunshine Kalispell
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.7 4.2 6.1 7.5 8.6 10.1 13.1 11.2 8.3 5.6 3 2.2

Day / night temperatures

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

Kalispell average minimum / maximum temperatures (Celsius) Kalispell average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Kalispell (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -10.7 -7.7 -4.6 -0.6 3.6 6.7 8.5 8 3.8 -1.2 -4.8 -9.2
Max °C -1.9 1.9 6.4 12.8 17.9 21.9 26.7 26.2 19.8 12.6 3.6 -1
Min °F 12.7 18.1 23.7 30.9 38.4 44.1 47.3 46.4 38.8 29.9 23.5 15.4
Max °F 20.7 26.8 33.6 43 51.3 57.7 63.7 62.8 53.2 42.3 30.9 22.8

Sea temperature

The graph below shows the average sea temperature.

Kalispell average sea temperature chart (Celsius) Kalispell average sea temperature chart (Fahrenheit)
Average sea temperature around Kalispell in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 6.9 6.8 7 7.4 8.3 10 11.9 13.3 12.6 10.7 8.7 7.4
°F 44.4 44.3 44.5 45.3 47 49.9 53.3 55.9 54.7 51.2 47.7 45.3

Wind speed

The graph below shows the average wind speed.

Kalispell average winspeed by month (km/h) Kalispell average winspeed by month (mph)
Average wind speed in Kalispell (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 11 12 13 15 14 13 12 12 12 11 11 10
mph 7 7 8 9 9 8 8 7 7 7 7 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.

Kalispell relative humidity averages
Average relative humidity in Kalispell
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
77% 75% 69% 60% 61% 62% 57% 57% 64% 70% 78% 80%