Forsyth (MT) monthly weather averages

Contents

Average daytime temperature

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

Forsyth average temperature chart (Celsius) Forsyth average temperature chart (Fahrenheit)
Average monthly temperatures in Forsyth (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -2.1 2.2 7.8 15.1 20.6 26.6 31.4 30.5 23.1 16.8 6.8 -0.4
°F 28.2 35.9 46.1 59.2 69.1 79.8 88.6 86.9 73.6 62.2 44.2 31.3

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.

Forsyth monthly rainfall chart (mm) Forsyth monthly rainfall chart (inches)
Average monthly rainfall in Forsyth (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 15 12 17 34 60 67 34 29 36 25 16 15
inches 0.6 0.5 0.7 1.4 2.4 2.6 1.3 1.1 1.4 1 0.6 0.6
Rainy days 9 7 8 9 11 11 7 6 7 6 6 8

Average annual rainfall in Forsyth: 300.2mm (118.2 inches)

Average daily sunshine

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

Forsyth average daily sunshine chart
Average daily sunshine Forsyth
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5 6.3 7.8 8.8 9.9 11.3 12.5 11.5 9.1 7.1 5 4.7

Day / night temperatures

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

Forsyth average minimum / maximum temperatures (Celsius) Forsyth average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Forsyth (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -15 -11.1 -6 0.3 5.8 10.9 14 12.7 6.5 0.6 -6.7 -13.3
Max °C -1.8 2.5 8.2 15.5 21 27 31.9 31 23.5 17.2 7.1 -0.1
Min °F 5 12 21.3 32.5 42.4 51.5 57.1 54.8 43.7 33.1 19.9 8.1
Max °F 16.9 24.3 34 46.2 56.1 66 73.2 71.2 59 48 32.4 19.9

Sea temperature

The graph below shows the average sea temperature.

Forsyth average sea temperature chart (Celsius) Forsyth average sea temperature chart (Fahrenheit)
Average sea temperature around Forsyth in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.2 7 7.2 7.8 9 10.7 13 15.1 14.3 11.7 9.4 7.8
°F 44.9 44.6 45 46.1 48.1 51.3 55.4 59.2 57.7 53.1 48.9 46.1

Wind speed

The graph below shows the average wind speed.

Forsyth average winspeed by month (km/h) Forsyth average winspeed by month (mph)
Average wind speed in Forsyth (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 17 16 17 19 18 16 15 16 16 16 16 17
mph 10 10 11 12 11 10 9 10 10 10 10 11

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.

Forsyth relative humidity averages
Average relative humidity in Forsyth
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
69% 69% 66% 57% 58% 56% 48% 46% 54% 58% 67% 70%

Other monthly averages

UV index Best time to go?

Beta

Current (hourly) weather 15 day forecast

Forsyth weather stats

Forsyth weather statistics
Hottest month: July 31.4°C 88.5°F
Driest month: February 12mm 0.5ins
Sunniest month: July 12.5hrs
Coldest month: January -2.1°C 28.2°F
Wettest month: June 67mm 2.6ins
Warmest sea: August 15.1°C 59.2°F
Map showing location of Forsyth (46.26638, -106.67781) Forsyth map pin © Google

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