Deer Lodge (MT) monthly weather averages

Average daytime temperature

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

Deer Lodge average temperature chart (Celsius) Deer Lodge average temperature chart (Fahrenheit)
Average monthly temperatures in Deer Lodge (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -1 2.2 5.7 11.3 16.4 21.7 26.9 26 19.5 13.5 4.9 -0.4
°F 30.2 36 42.3 52.4 61.6 71.1 80.3 78.8 67.1 56.4 40.8 31.2

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.

Deer Lodge monthly rainfall chart (mm) Deer Lodge monthly rainfall chart (inches)
Average monthly rainfall in Deer Lodge (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 18 11 19 27 51 56 32 34 31 20 16 15
inches 0.7 0.4 0.8 1.1 2 2.2 1.3 1.3 1.2 0.8 0.6 0.6
Rainy days 11 9 11 10 12 10 7 8 8 6 9 10

Average annual rainfall in Deer Lodge: 265.267mm (104.4 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Deer Lodge

Deer Lodge average daily sunshine chart
Average daily sunshine Deer Lodge
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 4.2 5.7 7.7 8.6 9.5 10.8 12.7 11.1 9.1 7.1 4.2 3.6

Day / night temperatures

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

Deer Lodge average minimum / maximum temperatures (Celsius) Deer Lodge average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Deer Lodge (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -12.3 -9.5 -6.7 -2.5 2 6.1 8.5 7.8 3.1 -1.3 -6.8 -11.7
Max °C -0.7 2.5 6.1 11.7 16.8 22.1 27.3 26.5 19.9 13.9 5.2 -0.2
Min °F 9.9 14.9 20 27.6 35.6 43 47.3 46 37.6 29.7 19.9 11
Max °F 20.3 25.7 31.5 40.3 48.9 57.4 64.2 62.8 52.7 43.3 30.6 21.4

Sea temperature

The graph below shows the average sea temperature.

Deer Lodge average sea temperature chart (Celsius) Deer Lodge average sea temperature chart (Fahrenheit)
Average sea temperature around Deer Lodge in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.7 7.6 7.8 8.2 9.2 10.8 12.8 14.3 13.7 11.7 9.7 8.3
°F 45.9 45.7 46 46.8 48.5 51.5 55 57.8 56.7 53 49.4 46.9

Wind speed

The graph below shows the average wind speed.

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

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.

Deer Lodge relative humidity averages
Average relative humidity in Deer Lodge
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 68% 63% 56% 56% 55% 48% 49% 57% 61% 70% 73%