Wapello (IA) monthly weather averages

Average daytime temperature

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

Wapello average temperature chart (Celsius) Wapello average temperature chart (Fahrenheit)
Average monthly temperatures in Wapello (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C -1.7 1.5 8.5 16.7 22.9 28 30 28.7 24.6 18.4 9.3 0.9
°F 29 34.6 47.3 62.1 73.3 82.3 86 83.6 76.2 65 48.8 33.7

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.

Wapello monthly rainfall chart (mm) Wapello monthly rainfall chart (inches)
Average monthly rainfall in Wapello (mm and inches)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
mm 32 27 61 88 93 105 105 98 96 68 52 43
inches 1.3 1 2.4 3.5 3.7 4.1 4.1 3.8 3.8 2.7 2 1.7
Rainy days 9 8 11 11 12 10 10 9 9 9 9 10

Average annual rainfall in Wapello: 817.8mm (322 inches)

Average daily sunshine

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

Wapello average daily sunshine chart
Average daily sunshine Wapello
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Hrs sunshine 5.5 6.5 6.8 7.9 9.4 10.6 10.8 9.8 8.2 7.2 4.9 4.5

Day / night temperatures

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

Wapello average minimum / maximum temperatures (Celsius) Wapello average minimum / maximum temperatures (Fahrenheit)
Maximum and minimum daily temperatures in Wapello (degrees centigrade and fahrenheit)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Min °C -11.4 -8.5 -2 4.6 10.6 15.8 18.1 16.7 12.4 6.2 -0.6 -8
Max °C -1.5 1.7 8.8 17 23.3 28.3 30.3 29 24.9 18.7 9.6 1.2
Min °F 11.6 16.7 28.5 40.3 51 60.4 64.6 62 54.2 43.1 31 17.7
Max °F 20.5 25.9 38.1 51.4 62.4 71.6 75.6 73 65.5 54.3 40.1 25.9

Sea temperature

The graph below shows the average sea temperature.

Wapello average sea temperature chart (Celsius) Wapello average sea temperature chart (Fahrenheit)
Average sea temperature around Wapello in degrees centigrade and fahrenheit
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
°C 8.4 8.1 8.5 9.7 11.5 13.8 16.9 20.1 18.9 14.9 11.8 9.7
°F 47.2 46.6 47.3 49.4 52.7 56.9 62.4 68.2 66 58.9 53.2 49.4

Wind speed

The graph below shows the average wind speed.

Wapello average winspeed by month (km/h) Wapello average winspeed by month (mph)
Average wind speed in Wapello (mph and kmh)
  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
km/h 19 19 21 21 18 16 14 13 15 17 18 19
mph 12 12 13 13 11 10 9 8 9 10 11 12

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.

Wapello relative humidity averages
Average relative humidity in Wapello
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
71% 72% 69% 64% 66% 67% 71% 73% 73% 69% 72% 75%

Other monthly averages

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Wapello weather stats

Wapello weather statistics
Hottest month: July 30°C 86°F
Driest month: February 27mm 1.1ins
Sunniest month: July 10.8hrs
Coldest month: January -1.7°C 28.9°F
Wettest month: June 105mm 4.1ins
Warmest sea: August 20.1°C 68.2°F
Map showing location of Wapello (41.18142, -91.18543) Wapello map pin © Google

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