Weather Averages Annville, PA

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Weather Averages for
Annville, PA


Latitude: 40°26'N, Longitude: 76°34'W, Elevation: 489.0 ft, Distance: 3.56 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 58 years
°F 51 30 31 39 51 62 69 75 73 64 53 43 33
Average high temperature
over 58 years
°F 62 37 39 50 62 73 80 87 84 75 64 53 41
Average low temperature
over 58 years
°F 42 21 21 28 39 50 59 64 60 53 43 33 24
Highest recorded temperature
over 58 years
°F 107 73 77 87 91 98 102 107 105 102 96 82 71
Lowest recorded temperature
over 58 years
°F -23 -23 -11 -2 19 28 37 46 42 28 21 8 -11
Average precipitation
over 58 years
in 42.6 3.0 2.9 3.4 3.9 4.3 4.1 4.0 3.8 3.6 3.2 3.7 3.2
Average dew point
over 10 years
°F 44 19 24 31 40 52 59 64 64 57 45 37 27
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
mph 11.0 6.0 7.0 7.0 5.0 5.0 4.0 4.0 4.0 4.0 5.0 5.0 5.0
Average snowfall
over 58 years
in 28.6 8.2 8.2 4.9 0.8 - - - - - - 1.6 4.9
Most rain reported in a day
over 58 years
in 5.7 2.9 2.2 2.1 3.3 3.1 7.2 4.0 5.7 5.0 3.9 5.1 2.8
Most rain reported in a month
over 58 years
in 58.0 9.9 7.4 6.7 10.7 10.1 16.2 10.2 12.4 15.0 9.9 7.2 7.6
Least rain reported in a month
over 42 years
in 29.0 0.4 0.5 1.0 0.5 0.5 0.1 0.8 0.9 0.7 - 0.8 0.2
Most snow reported in a month
over 58 years
in 32.2 13.4 11.9 8.9 4.2 - - - - - 0.5 6.1 11.1
Most snow reported in a day
over 58 years
in 24.0 14.0 24.0 10.5 8.5 - - - - - 1.2 10.0 10.1
Average wet bulb point
over 10 years
°F 49 26 31 38 47 58 64 69 68 61 50 42 33