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Arpan, South Dakota Climate Averages

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Arpan Monthly Climate Averages

January
February
March
April
May
June
July
August
September
October
November
December
Hi 32°F Lo 17°F Hi 32°F Lo 16°F Hi 46°F Lo 28°F Hi 53°F Lo 34°F Hi 64°F Lo 43°F Hi 78°F Lo 54°F Hi 88°F Lo 62°F Hi 85°F Lo 61°F Hi 77°F Lo 53°F Hi 58°F Lo 39°F Hi 45°F Lo 28°F Hi 32°F Lo 18°F
11 mph 10 mph 10 mph 10 mph 10 mph 9 mph 9 mph 8 mph 9 mph 10 mph 10 mph 10 mph
1 in 1.2 in 2 in 3.5 in 4.4 in 3.4 in 2.9 in 2.7 in 1.5 in 2.3 in 0.8 in 1.2 in
78% 76% 70% 66% 63% 56% 48% 45% 45% 57% 61% 75%
41% 43% 39% 40% 33% 21% 16% 14% 16% 27% 30% 39%
30.1 in 30.1 in 30.0 in 29.9 in 29.9 in 29.8 in 29.9 in 29.9 in 29.9 in 30.0 in 30.1 in 30.1 in
15 10 18 17 21 25 26 27 28 24 20 15
3 4 4 5 8 5 5 4 2 3 2 4
14 14 10 8 2 0 0 0 0 4 8 13
3 2 2 2 0 0 0 0 0 1 1 2
1 1 2 3 5 6 7 6 5 3 2 1
194 162 210 193 230 293 325 332 304 255 240 201
January
February
March
April
May
June
July
August
September
October
November
December
Hi -0°C Lo -8°C Hi -0°C Lo -9°C Hi 8°C Lo -2°C Hi 12°C Lo 1°C Hi 18°C Lo 6°C Hi 26°C Lo 12°C Hi 31°C Lo 17°C Hi 30°C Lo 16°C Hi 25°C Lo 12°C Hi 14°C Lo 4°C Hi 7°C Lo -2°C Hi -0°C Lo -8°C
17 km/h 16 km/h 16 km/h 17 km/h 16 km/h 15 km/h 14 km/h 14 km/h 15 km/h 17 km/h 16 km/h 17 km/h
25 mm 29 mm 51 mm 89 mm 112 mm 87 mm 74 mm 68 mm 39 mm 59 mm 20 mm 31 mm
78% 76% 70% 66% 63% 56% 48% 45% 45% 57% 61% 75%
41% 43% 39% 40% 33% 21% 16% 14% 16% 27% 30% 39%
1021 mb 1021 mb 1016 mb 1014 mb 1013 mb 1010 mb 1012 mb 1012 mb 1013 mb 1015 mb 1018 mb 1020 mb
15 10 18 17 21 25 26 27 28 24 20 15
3 4 4 5 8 5 5 4 2 3 2 4
14 14 10 8 2 0 0 0 0 4 8 13
3 2 2 2 0 0 0 0 0 1 1 2
1 1 2 3 5 6 7 6 5 3 2 1
194 162 210 193 230 293 325 332 304 255 240 201
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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