Weather Averages Aldan, PA

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Weather Averages for
Aldan, PA



Latitude: 39°53'N, Longitude: 75°15'W, Elevation: 1.5 m, Distance: 2.33 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°C 12 0 0 5 11 17 22 24 24 20 13 8 2
Average high temperature
over 30 years
°C 17 3 5 10 17 22 27 30 29 25 19 12 6
Average low temperature
over 30 years
°C 7 -5 -4 0 5 11 16 19 19 14 8 3 -2
Highest recorded temperature
over 49 years
°C 40 23 23 29 34 36 37 40 38 37 31 28 22
Lowest recorded temperature
over 49 years
°C -21 -21 -20 -13 -7 -2 6 10 6 1 -3 -9 -17
Average number of days above 27°C
over 30 years
days 24 - - - 0.3 1.1 5 9.6 6.3 1.7 - - -
Average precipitation
over 30 years
cm 105.2 8.1 7.1 8.9 9.1 9.7 9.4 10.9 9.7 8.6 6.6 8.4 8.6
Average number of days below -1.5°C
over 30 years
days 91 25 21 13 2 - - - - - 1.1 8.5 20
Average number of days below -17.5°C
over 30 years
days 0.4 0.3 0.1 - - - - - - - - - -
Average snowfall
over 30 years
cm 59.2 19.8 19.1 8.4 1.3 - - - - - 0.3 1.5 8.6
Most rain reported in a day
over 49 years
cm 12.2 5.8 5.1 5.8 6.1 6.3 11.7 11.2 12.2 11.9 9.7 10.2 5.8
Most rain reported in a month
over 49 years
cm 143.5 22.6 16.3 17.8 20.6 18.8 20.1 26.4 24.6 22.4 15.2 23.1 21.6
Least rain reported in a month
over 49 years
cm 74.4 1.3 2.0 1.8 1.3 1.3 0.3 1.5 1.3 1.0 0.3 0.8 0.8
Heating degree days
over 30 years
days 5015 1075 905 702 389 128 13 - 2 48 285 561 907
Cooling degree days
over 30 years
days 1139 - - 1 9 62 215 362 327 144 17 2 -
Most snow reported in a month
over 49 years
cm 144.8 59.4 70.1 34.0 10.9 - - - - - 5.3 22.4 47.8