Bonners Ferry (ID) monthly weather averages

Average daytime temperature

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

Bonners Ferry average temperature chart (Celsius) Bonners Ferry average temperature chart (Fahrenheit)
Average monthly temperatures in Bonners Ferry (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -1.4 2.3 7.1 12.9 17.8 22 26.1 25.8 19.8 12 3.2 -1
°F 29.5 36.2 44.8 55.2 64 71.6 79 78.4 67.7 53.6 37.8 30.1

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.

Bonners Ferry monthly rainfall chart (mm) Bonners Ferry monthly rainfall chart (inches)
Average monthly rainfall in Bonners Ferry (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 80 62 53 45 54 57 33 38 41 49 87 88
inches 3.2 2.4 2.1 1.8 2.1 2.2 1.3 1.5 1.6 1.9 3.4 3.5
Rainy days 14 11 12 10 11 12 8 8 9 9 14 15

Average annual rainfall in Bonners Ferry: 617.7mm (243.2 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Bonners Ferry

Bonners Ferry average daily sunshine chart
Average daily sunshine Bonners Ferry
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 2.3 4 5.8 7.5 8.9 10.1 12.2 10.8 8.1 5.8 2.7 2

Day / night temperatures

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

Bonners Ferry average minimum / maximum temperatures (Celsius) Bonners Ferry average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Bonners Ferry (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8.2 -6 -3.4 0 3.7 7.3 9.1 8.6 4.4 0.1 -3.4 -7.1
Max °C -1.2 2.6 7.4 13.2 18.2 22.4 26.5 26.2 20.2 12.3 3.4 -0.9
Min °F 17.2 21.3 26 32 38.6 45.1 48.4 47.5 39.9 32.2 25.9 19.2
Max °F 23.5 28.9 35.6 43.9 51.6 58.6 64 63.3 54.1 43.2 32 24.8

Sea temperature

The graph below shows the average sea temperature.

Bonners Ferry average sea temperature chart (Celsius) Bonners Ferry average sea temperature chart (Fahrenheit)
Average sea temperature around Bonners Ferry in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.1 7 7.2 7.5 8.5 10.1 11.9 13.1 12.5 10.7 8.8 7.6
°F 44.8 44.7 44.9 45.6 47.3 50.1 53.4 55.5 54.5 51.2 47.9 45.7

Wind speed

The graph below shows the average wind speed.

Bonners Ferry average winspeed by month (km/h) Bonners Ferry average winspeed by month (mph)
Average wind speed in Bonners Ferry (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 10 10 12 13 12 12 12 11 10 10 10 9
mph 6 6 7 8 8 8 7 7 7 6 6 6

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.

Bonners Ferry relative humidity averages
Average relative humidity in Bonners Ferry
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
79% 76% 68% 59% 58% 58% 52% 53% 62% 71% 80% 82%