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Heathsville, Illinois Climate Averages

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Heathsville Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 36°F Lo 24°F Hi 40°F Lo 26°F Hi 53°F Lo 38°F Hi 63°F Lo 46°F Hi 73°F Lo 57°F Hi 82°F Lo 65°F Hi 84°F Lo 67°F Hi 83°F Lo 65°F Hi 78°F Lo 59°F Hi 66°F Lo 49°F Hi 52°F Lo 38°F Hi 42°F Lo 31°F
10 mph 10 mph 10 mph 10 mph 8 mph 7 mph 6 mph 6 mph 7 mph 9 mph 9 mph 9 mph
4.5 in 4.5 in 5.7 in 9.6 in 8.1 in 8.4 in 6.5 in 5.7 in 4.6 in 5 in 5 in 5 in
77% 79% 76% 77% 80% 78% 81% 80% 74% 71% 72% 78%
53% 54% 48% 45% 40% 29% 29% 28% 29% 35% 38% 51%
30.1 in 30.1 in 30.1 in 30.0 in 30.0 in 29.9 in 30.0 in 30.0 in 30.0 in 30.0 in 30.1 in 30.1 in
16 14 18 19 20 21 22 25 25 24 23 20
6 6 9 10 11 10 9 6 5 7 5 6
9 8 4 1 0 0 0 0 0 0 2 6
2 2 1 2 3 2 4 5 4 1 1 2
2 2 3 4 5 6 6 6 5 3 2 2
223 204 254 254 289 315 331 336 316 293 271 235
January
February
March
April
May
June
July
August
September
October
November
December
Hi 2°C Lo -4°C Hi 4°C Lo -3°C Hi 12°C Lo 3°C Hi 17°C Lo 8°C Hi 23°C Lo 14°C Hi 28°C Lo 18°C Hi 29°C Lo 20°C Hi 28°C Lo 18°C Hi 26°C Lo 15°C Hi 19°C Lo 10°C Hi 11°C Lo 3°C Hi 6°C Lo -1°C
16 km/h 16 km/h 16 km/h 16 km/h 13 km/h 12 km/h 10 km/h 10 km/h 11 km/h 14 km/h 15 km/h 15 km/h
114 mm 115 mm 146 mm 243 mm 205 mm 214 mm 165 mm 144 mm 116 mm 126 mm 127 mm 128 mm
77% 79% 76% 77% 80% 78% 81% 80% 74% 71% 72% 78%
53% 54% 48% 45% 40% 29% 29% 28% 29% 35% 38% 51%
1021 mb 1020 mb 1019 mb 1015 mb 1015 mb 1014 mb 1015 mb 1015 mb 1017 mb 1017 mb 1021 mb 1020 mb
16 14 18 19 20 21 22 25 25 24 23 20
6 6 9 10 11 10 9 6 5 7 5 6
9 8 4 1 0 0 0 0 0 0 2 6
2 2 1 2 3 2 4 5 4 1 1 2
2 2 3 4 5 6 6 6 5 3 2 2
223 204 254 254 289 315 331 336 316 293 271 235
Month
Avg. Temperatures
Avg. Wind Speed
Avg. Precipitation
Average Humidity
Avg. Cloud Cover
Pressure Average
Average Dry Days
Avg. Precip. Days
Avg. 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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