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What is the weather like in Marion, IllinoisMarion, Illinois monthly and yearly climate averages.

Marion, Illinois Climate Averages

Monthly and yearly weather averages for Marion, IllinoisWeather almanac for Marion, IL. Marion monthly weather averages.
Lat: 37.73N, Lon: 88.94W
Wx Zone: ILZ085
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Marion Monthly Averages

     <-- 12 Month Weather Scroll -->
January
February
March
April
May
June
July
August
September
October
November
December
Hi 39°F Lo 26°F Hi 44°F Lo 30°F Hi 55°F Lo 39°F Hi 66°F Lo 49°F Hi 76°F Lo 58°F Hi 85°F Lo 66°F Hi 88°F Lo 68°F Hi 86°F Lo 67°F Hi 80°F Lo 61°F Hi 67°F Lo 50°F Hi 54°F Lo 39°F Hi 44°F Lo 32°F
10 mph 9 mph 9 mph 9 mph 8 mph 7 mph 6 mph 6 mph 6 mph 8 mph 9 mph 9 mph
1.4 in 1.7 in 2.1 in 3.1 in 2.5 in 2.1 in 1.7 in 1.5 in 1.1 in 1.9 in 1.7 in 1.5 in
76% 78% 77% 77% 79% 76% 76% 75% 73% 71% 74% 78%
50% 51% 48% 41% 39% 28% 27% 27% 28% 32% 37% 49%
30.6 in 30.6 in 30.6 in 30.4 in 30.4 in 30.4 in 30.5 in 30.5 in 30.5 in 30.5 in 30.6 in 30.6 in
18 15 15 14 13 13 14 15 18 21 20 19
9 9 13 14 15 13 14 13 10 9 8 9
4 4 2 1 0 0 0 0 0 0 1 3
4 3 4 4 7 6 7 9 7 3 2 4
2 2 4 5 6 6 6 6 5 3 3 2
143 133 198 258 285 314 337 330 280 201 167 147
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Barometric Pressure
Average Dry Days
Avg. Precip. Days
Average Snow Days
Average Fog Days
Average UV Index
Avg. Hours of Sun
Averages are based on historical weather data from the past 10 years.