Weather Averages Addison, PA

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Weather Averages for
Addison, PA



Latitude: 39°47'N, Longitude: 79°22'W, Elevation: 454.2 m, Distance: 2.74 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°C 9 -3 -2 2 8 14 18 21 20 17 10 5 -1
Average high temperature
over 30 years
°C 16 1 3 9 15 21 26 28 27 24 17 11 4
Average low temperature
over 30 years
°C 2 -9 -8 -3 1 6 11 13 13 9 3 -1 -6
Highest recorded temperature
over 49 years
°C 40 24 21 28 33 33 36 40 38 37 32 26 26
Lowest recorded temperature
over 49 years
°C -34 -34 -28 -22 -11 -5 0 2 0 -5 -8 -15 -27
Average number of days above 27°C
over 30 years
days 12 - - - - 0.3 2.2 4.7 3.3 1 - - -
Average precipitation
over 30 years
cm 112.0 7.9 6.9 9.7 9.9 10.9 10.2 12.7 9.4 9.4 7.9 8.9 8.9
Average number of days below -1.5°C
over 30 years
days 150 28 25 24 14 2.9 - - - 0.6 9.4 20 27
Average number of days below -17.5°C
over 30 years
days 8 3.3 2.9 0.4 - - - - - - - - 1.5
Average snowfall
over 30 years
cm 164.6 49.8 41.4 26.2 5.1 0.3 - - - - 0.5 9.9 31.5
Most rain reported in a day
over 49 years
cm 12.4 4.6 4.6 7.9 5.6 6.1 8.1 8.1 9.4 10.4 12.4 6.3 6.9
Most rain reported in a month
over 49 years
cm 148.1 15.2 16.0 18.5 18.8 21.6 23.4 24.4 22.1 21.8 20.8 30.0 19.6
Least rain reported in a month
over 49 years
cm 75.4 2.3 1.0 3.6 3.8 2.3 1.8 3.3 2.3 1.3 0.5 2.0 1.8
Heating degree days
over 30 years
days 6410 1232 1057 861 533 256 66 17 25 129 438 718 1078
Cooling degree days
over 30 years
days 500 - - - 3 21 93 168 153 60 2 - -
Most snow reported in a month
over 49 years
cm 278.1 100.3 119.4 92.7 19.1 7.6 - - - - 10.2 105.4 85.1