Weather Averages Box Elder, SD

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Weather Averages for
Box Elder, SD



Latitude: 44°3'N, Longitude: 103°4'W, Elevation: 963.8 m, Distance: 3.39 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 47 years
°C 8 -5 -2 1 7 13 18 22 22 16 9 1 -3
Average high temperature
over 47 years
°C 15 1 3 7 14 20 25 30 30 23 17 8 2
Average low temperature
over 47 years
°C 1 -12 -9 -5 0 6 11 14 13 7 2 -5 -10
Highest recorded temperature
over 47 years
°C 43 24 23 27 33 36 41 43 41 40 34 25 23
Lowest recorded temperature
over 47 years
°C -34 -32 -31 -27 -17 -7 0 3 3 -7 -18 -28 -34
Average number of rainy days
over 51 years
days 96 7 7 9 9 12 12 9 8 6 5 6 6
Average number of days above 27°C
over 47 years
days 31 - - - - 1 3 11 12 4 - - -
Average precipitation
over 47 years
cm 40.9 1.0 1.3 2.5 4.6 6.9 7.6 5.1 3.8 2.8 2.5 1.5 1.0
Average dew point
over 21 years
°C 0 -10 -9 -5 -1 5 10 11 10 4 0 -6 -10
Most recorded rainfall
over 47 years
cm 66.0 4.3 6.3 6.9 13.2 17.8 17.8 15.5 12.2 7.9 9.7 5.6 4.1
Least recorded rainfall
over 47 years
cm 23.1 - 0.3 0.3 - 0.8 1.5 1.0 0.8 - - 0.3 -
Average number of days with thunderstorms
over 47 years
days 40 - - - 1 6 10 12 8 3 - - -
Average number of days with fog
over 47 years
days 41 3 5 5 5 4 3 2 2 2 2 4 4
Average morning relative humidity
over 21 years
% 71 69 73 76 72 73 74 70 69 69 68 71 70
Average evening relative humidity
over 21 years
% 45 54 53 49 42 45 47 38 33 35 38 49 56
Average wind speed
over 21 years
km/h 27.4 29.0 29.0 30.6 30.6 27.4 22.5 20.9 20.9 25.7 27.4 29.0 29.0
Average number of days below -1.5°C
over 47 years
days 169 30 26 27 15 2 - - - 2 11 25 30
Average snowfall
over 51 years
cm 99.3 12.7 16.3 22.4 15.5 2.0 0.3 - - 0.3 4.1 13.0 13.0
Average number of days above 14.5°C
over 47 years
days 164 - 1 3 9 20 27 31 30 24 15 3 1
Average number of clear days
over 51 years
days 111 8 6 7 6 7 9 13 14 13 12 8 9
Heating degree days
over 30 years
days 7301 1324 1072 958 597 311 103 18 31 211 505 906 1265
Cooling degree days
over 30 years
days 611 - - - - 7 97 241 205 61 - - -
Average possibility of sunshine
over 51 years
% 63 56 60 63 62 60 65 72 74 69 66 55 55
Average number of cloudy days
over 51 years
days 139 15 14 15 15 13 10 5 5 8 11 14 14
Average number of partly cloudy days
over 51 years
days 115 8 8 9 9 11 11 13 12 9 8 8 8
Average number of days below -15°C
over 47 years
days 30 11 7 3 - - - - - - - 2 7