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What is the weather like in Frederick, IllinoisFrederick, Illinois monthly and yearly climate averages.

Frederick, Illinois Climate Averages

Monthly and yearly weather averages for Frederick, IllinoisWeather almanac for Frederick, IL. Frederick monthly weather averages.
Lat: 40.07N, Lon: 90.43W
Wx Zone: ILZ040Web Search

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Frederick Monthly Averages

12 Month Weather Scroll   °F Click to change Frederick weather to Imperial units.Click to change Frederick weather to Metric units. °C
January
February
March
April
May
June
July
August
September
October
November
December
Hi 32°F Lo 22°F Hi 36°F Lo 24°F Hi 51°F Lo 36°F Hi 62°F Lo 45°F Hi 72°F Lo 56°F Hi 81°F Lo 65°F Hi 83°F Lo 67°F Hi 82°F Lo 65°F Hi 77°F Lo 58°F Hi 64°F Lo 48°F Hi 50°F Lo 37°F Hi 39°F Lo 28°F
10 mph 10 mph 10 mph 10 mph 8 mph 7 mph 6 mph 6 mph 7 mph 9 mph 10 mph 10 mph
3.3 in 3.5 in 5.4 in 7.4 in 8.5 in 8.1 in 6.2 in 5.7 in 5.8 in 5.5 in 4.1 in 3.4 in
79% 78% 74% 74% 78% 80% 82% 79% 74% 69% 72% 76%
53% 52% 47% 43% 36% 27% 25% 26% 27% 34% 37% 48%
30.6 in 30.6 in 30.6 in 30.4 in 30.4 in 30.4 in 30.4 in 30.4 in 30.5 in 30.5 in 30.6 in 30.6 in
13 11 11 10 7 6 7 9 13 15 16 16
10 9 15 18 22 21 21 18 15 14 10 9
12 10 5 1 0 0 0 0 0 0 3 8
2 1 1 1 2 3 3 6 4 1 0 2
1 2 3 4 5 6 6 6 5 3 2 2
224 214 260 263 307 326 343 340 318 299 274 252
January
February
March
April
May
June
July
August
September
October
November
December
Hi 0°C Lo -6°C Hi 2°C Lo -4°C Hi 10°C Lo 2°C Hi 16°C Lo 7°C Hi 22°C Lo 13°C Hi 27°C Lo 18°C Hi 28°C Lo 19°C Hi 28°C Lo 18°C Hi 25°C Lo 15°C Hi 18°C Lo 9°C Hi 10°C Lo 3°C Hi 4°C Lo -2°C
16 km/h 16 km/h 16 km/h 16 km/h 14 km/h 12 km/h 10 km/h 10 km/h 12 km/h 15 km/h 16 km/h 16 km/h
85 mm 89 mm 138 mm 187 mm 215 mm 206 mm 156 mm 144 mm 146 mm 139 mm 105 mm 86 mm
79% 78% 74% 74% 78% 80% 82% 79% 74% 69% 72% 76%
53% 52% 47% 43% 36% 27% 25% 26% 27% 34% 37% 48%
1021 mb 1020 mb 1018 mb 1014 mb 1014 mb 1013 mb 1015 mb 1015 mb 1017 mb 1017 mb 1020 mb 1020 mb
13 11 11 10 7 6 7 9 13 15 16 16
10 9 15 18 22 21 21 18 15 14 10 9
12 10 5 1 0 0 0 0 0 0 3 8
2 1 1 1 2 3 3 6 4 1 0 2
1 2 3 4 5 6 6 6 5 3 2 2
224 214 260 263 307 326 343 340 318 299 274 252
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.

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