Weather Averages Annville, PA

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Weather Averages for
Annville, PA



Latitude: 40°26'N, Longitude: 76°34'W, Elevation: 149.0 m, Distance: 2.21 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 58 years
°C 11 -1 0 4 10 16 21 24 22 18 12 6 0
Average high temperature
over 58 years
°C 16 3 4 10 16 22 27 30 28 24 17 11 5
Average low temperature
over 58 years
°C 5 -5 -5 -1 3 10 15 17 16 12 6 0 -4
Highest recorded temperature
over 58 years
°C 41 23 25 31 33 36 39 41 41 39 35 27 22
Lowest recorded temperature
over 58 years
°C -30 -30 -24 -18 -7 -1 3 7 5 -2 -6 -13 -23
Average precipitation
over 58 years
cm 108.2 7.6 7.4 8.6 9.9 10.9 10.4 10.2 9.7 9.1 8.1 9.4 8.1
Average dew point
over 10 years
°C 6 -6 -4 0 4 11 15 18 18 13 7 2 -2
Average number of days with thunderstorms
over 42 years
days 32 - 1 1 2 5 6 7 5 3 1 1 -
Average number of days with fog
over 12 years
days 145 11 11 9 10 12 11 14 17 15 12 12 11
Average morning relative humidity
over 10 years
% 77.7 73 72.6 71 72.2 76.2 77.2 77.4 82.7 83.6 81.2 80 75.7
Average evening relative humidity
over 10 years
% 61.7 65.5 64.9 61.9 59.8 59.4 57.7 56.4 61.3 61.4 61.4 65.7 66.1
Average wind speed
over 12 years
km/h 17.7 9.7 11.3 11.3 8.0 8.0 6.4 6.4 6.4 6.4 8.0 8.0 8.0
Average snowfall
over 58 years
cm 72.6 20.8 20.8 12.4 2.0 - - - - - - 4.1 12.4
Most rain reported in a day
over 58 years
cm 14.5 7.4 5.6 5.3 8.4 7.9 18.3 10.2 14.5 12.7 9.9 13.0 7.1
Most rain reported in a month
over 58 years
cm 147.3 25.1 18.8 17.0 27.2 25.7 41.1 25.9 31.5 38.1 25.1 18.3 19.3
Least rain reported in a month
over 42 years
cm 73.7 1.0 1.3 2.5 1.3 1.3 0.3 2.0 2.3 1.8 - 2.0 0.5
Most snow reported in a month
over 58 years
cm 81.7 34.0 30.2 22.6 10.7 - - - - - 1.2 15.4 28.3
Most snow reported in a day
over 58 years
cm 61.0 35.6 61.0 26.7 21.6 - - - - - 3.0 25.4 25.7
Average wet bulb point
over 10 years
°C 9 -3 0 3 8 14 18 21 20 16 10 5 0