Oskaloosa (KS) monthly weather averages

Average daytime temperature

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

Oskaloosa average temperature chart (Celsius) Oskaloosa average temperature chart (Fahrenheit)
Average monthly temperatures in Oskaloosa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 2.9 6 12.8 19.6 24.6 29.1 32 30.9 26.5 20.6 12.2 4.7
°F 37.2 42.8 55 67.3 76.2 84.4 89.5 87.7 79.7 69.1 53.9 40.5

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.

Oskaloosa monthly rainfall chart (mm) Oskaloosa monthly rainfall chart (inches)
Average monthly rainfall in Oskaloosa (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 28 28 67 89 127 141 111 104 121 86 55 39
inches 1.1 1.1 2.6 3.5 5 5.5 4.4 4.1 4.8 3.4 2.1 1.5
Rainy days 7 7 10 10 11 10 8 9 8 7 7 7

Average annual rainfall in Oskaloosa: 938mm (369.3 inches)

Average daily sunshine

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

Oskaloosa average daily sunshine chart
Average daily sunshine Oskaloosa
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 6.4 6.6 7.5 8.6 9.4 10.6 11.3 10.1 8.4 7.5 5.7 5.3

Day / night temperatures

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

Oskaloosa average minimum / maximum temperatures (Celsius) Oskaloosa average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Oskaloosa (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -8 -5.3 0.5 6.9 12.4 17 19.8 18.4 14 7.7 1.2 -5.4
Max °C 3.2 6.3 13.1 20 24.9 29.4 32.3 31.3 26.8 20.9 12.5 5
Min °F 17.7 22.5 32.9 44.3 54.2 62.6 67.6 65 57.2 45.9 34.1 22.4
Max °F 27.7 32.9 44.2 56.1 65.5 73.8 78.8 76.6 68.7 57.7 44.2 31.6

Sea temperature

The graph below shows the average sea temperature.

Oskaloosa average sea temperature chart (Celsius) Oskaloosa average sea temperature chart (Fahrenheit)
Average sea temperature around Oskaloosa in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 10.5 10.2 10.8 12 13.9 16.3 18.8 21.1 20 16.6 13.7 11.7
°F 50.9 50.4 51.4 53.6 57.1 61.3 65.8 70 67.9 62 56.7 53.1

Wind speed

The graph below shows the average wind speed.

Oskaloosa average winspeed by month (km/h) Oskaloosa average winspeed by month (mph)
Average wind speed in Oskaloosa (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 18 18 21 21 17 16 15 14 15 16 18 18
mph 11 11 13 13 11 10 9 9 9 10 11 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.

Oskaloosa relative humidity averages
Average relative humidity in Oskaloosa
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
70% 70% 66% 63% 68% 70% 69% 71% 71% 68% 71% 72%

Other monthly averages

UV index Best time to go?

Oskaloosa weather stats

Oskaloosa weather statistics
Hottest month: July 32°C 89.6°F
Driest month: January 28mm 1.1ins
Sunniest month: July 11.3hrs
Coldest month: January 2.9°C 37.2°F
Wettest month: June 141mm 5.6ins
Warmest sea: August 21.1°C 70°F
Map showing location of Oskaloosa (39.21528, -95.31275) Oskaloosa map pin © Google

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