Walnut Grove monthly weather averages

Contents

Average daytime temperature

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

Walnut Grove average temperature chart (Celsius) Walnut Grove average temperature chart (Fahrenheit)
Average monthly temperatures in Walnut Grove (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 5 8.1 10.3 13.2 16.8 19.7 22.5 22.7 19.6 14.3 8.6 5.5
°F 40.9 46.6 50.6 55.8 62.3 67.5 72.5 72.9 67.3 57.7 47.6 41.9

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.

Walnut Grove monthly rainfall chart (mm) Walnut Grove monthly rainfall chart (inches)
Average monthly rainfall in Walnut Grove (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 187 161 131 102 77 63 49 55 83 143 197 222
inches 7.4 6.3 5.2 4 3 2.5 1.9 2.2 3.3 5.6 7.7 8.7
Rainy days 19 17 17 15 13 11 7 8 10 16 19 20

Average annual rainfall in Walnut Grove: 1395.7mm (549.5 inches)

Average daily sunshine

The bar chart below shows the average daily sunshine hours in Walnut Grove

Walnut Grove average daily sunshine chart
Average daily sunshine Walnut Grove
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 1.9 3 4.1 5.5 6.9 7.4 9.1 8.3 6.4 4.1 2.2 1.8

Day / night temperatures

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

Walnut Grove average minimum / maximum temperatures (Celsius) Walnut Grove average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Walnut Grove (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -0.9 0.9 1.7 3.6 6.3 9.2 10.6 10.8 8.5 5.3 2.2 -0.1
Max °C 5.1 8.3 10.6 13.5 17.1 20 22.8 23 19.9 14.5 8.8 5.7
Min °F 30.4 33.6 35 38.4 43.3 48.6 51.1 51.4 47.3 41.5 36 31.9
Max °F 35.8 40.3 43 47.3 53.1 58.3 62.1 62.4 57.6 49.8 41.9 37

Sea temperature

The graph below shows the average sea temperature.

Walnut Grove average sea temperature chart (Celsius) Walnut Grove average sea temperature chart (Fahrenheit)
Average sea temperature around Walnut Grove in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 7.5 7.4 7.9 9.1 10.9 12.5 13.5 13.6 12.6 10.6 9.1 8
°F 45.4 45.3 46.2 48.3 51.6 54.5 56.3 56.5 54.7 51.1 48.4 46.4

Wind speed

The graph below shows the average wind speed.

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

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.

Walnut Grove relative humidity averages
Average relative humidity in Walnut Grove
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
82% 80% 77% 74% 73% 73% 72% 74% 78% 83% 83% 83%

Other monthly averages

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Beta

Current (hourly) weather 15 day forecast

Walnut Grove weather stats

Walnut Grove weather statistics
Hottest month: August 22.7°C 72.9°F
Driest month: July 49mm 1.9ins
Sunniest month: July 9.1hrs
Coldest month: January 5°C 41°F
Wettest month: December 222mm 8.7ins
Warmest sea: August 13.6°C 56.5°F
Map showing location of Walnut Grove (49.16473, -122.64042) Walnut Grove map pin © Google

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