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Perryville, Illinois Climate Averages

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Perryville Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 26°F Lo 15°F Hi 29°F Lo 17°F Hi 45°F Lo 31°F Hi 55°F Lo 40°F Hi 68°F Lo 52°F Hi 77°F Lo 61°F Hi 79°F Lo 64°F Hi 79°F Lo 62°F Hi 73°F Lo 55°F Hi 60°F Lo 45°F Hi 45°F Lo 33°F Hi 34°F Lo 24°F
10 mph 10 mph 10 mph 10 mph 9 mph 8 mph 7 mph 6 mph 8 mph 9 mph 10 mph 10 mph
3.1 in 3.3 in 4.4 in 6.7 in 8.4 in 8.7 in 6.6 in 6 in 4.2 in 5.2 in 3.4 in 3.3 in
85% 85% 76% 75% 77% 81% 85% 84% 78% 74% 75% 81%
62% 59% 51% 51% 44% 33% 32% 30% 31% 42% 43% 56%
30.1 in 30.1 in 30.1 in 29.9 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
11 11 16 18 21 20 22 24 25 23 20 13
5 4 7 9 10 10 9 7 5 7 5 6
15 13 8 3 0 0 0 0 0 1 5 12
3 2 1 2 2 3 6 7 5 2 1 2
1 2 2 3 5 5 5 5 4 2 1 1
196 181 244 238 276 308 330 330 306 270 259 223
January
February
March
April
May
June
July
August
September
October
November
December
Hi -3°C Lo -10°C Hi -2°C Lo -8°C Hi 7°C Lo -1°C Hi 13°C Lo 4°C Hi 20°C Lo 11°C Hi 25°C Lo 16°C Hi 26°C Lo 18°C Hi 26°C Lo 17°C Hi 23°C Lo 13°C Hi 15°C Lo 7°C Hi 7°C Lo 1°C Hi 1°C Lo -4°C
16 km/h 16 km/h 16 km/h 17 km/h 14 km/h 12 km/h 11 km/h 10 km/h 12 km/h 15 km/h 16 km/h 15 km/h
78 mm 83 mm 111 mm 170 mm 214 mm 222 mm 168 mm 152 mm 108 mm 131 mm 87 mm 83 mm
85% 85% 76% 75% 77% 81% 85% 84% 78% 74% 75% 81%
62% 59% 51% 51% 44% 33% 32% 30% 31% 42% 43% 56%
1020 mb 1020 mb 1019 mb 1014 mb 1015 mb 1013 mb 1015 mb 1015 mb 1017 mb 1016 mb 1019 mb 1019 mb
11 11 16 18 21 20 22 24 25 23 20 13
5 4 7 9 10 10 9 7 5 7 5 6
15 13 8 3 0 0 0 0 0 1 5 12
3 2 1 2 2 3 6 7 5 2 1 2
1 2 2 3 5 5 5 5 4 2 1 1
196 181 244 238 276 308 330 330 306 270 259 223
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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