Weather Averages Rochester, NY

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Weather Averages for
Rochester, NY



Latitude: 43°8'N, Longitude: 77°40'W, Elevation: 182.9 m, Distance: 2.52 km

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 30 years
°C 8 -4 -4 1 7 13 19 21 20 16 10 4 -1
Average high temperature
over 30 years
°C 14 0 0 5 13 19 25 27 26 22 16 8 2
Average low temperature
over 30 years
°C 3 -8 -8 -3 2 7 12 15 14 10 5 0 -5
Highest recorded temperature
over 71 years
°C 38 23 21 28 33 34 37 38 37 37 32 27 22
Lowest recorded temperature
over 71 years
°C -30 -27 -30 -21 -10 -3 1 5 2 -2 -6 -15 -26
Average number of days above 27°C
over 30 years
days 10 - - - - 0.3 2.2 4.2 2.6 1.1 - - -
Average precipitation
over 30 years
cm 81.5 5.3 5.3 5.8 6.6 6.9 7.6 6.9 8.6 7.6 6.1 7.4 7.1
Average number of days below -1.5°C
over 30 years
days 133 28 26 24 11 1 - - - 0.2 3.6 15 26
Average number of days below -17.5°C
over 30 years
days 4.9 2.2 1.8 0.3 - - - - - - - - 0.7
Average snowfall
over 30 years
cm 236.7 63.2 57.9 31.2 11.7 1.0 - - - - 0.3 16.3 54.9
Most rain reported in a day
over 71 years
cm 8.9 3.3 5.6 5.6 4.8 8.9 6.6 8.4 8.4 8.9 7.4 5.3 3.8
Most rain reported in a month
over 71 years
cm 114.6 14.7 13.0 17.0 13.7 16.8 17.3 24.6 15.2 16.0 20.1 18.0 13.0
Least rain reported in a month
over 71 years
cm 57.4 2.0 1.8 1.3 3.0 1.0 0.5 1.0 2.0 0.8 0.3 1.3 1.8
Heating degree days
over 30 years
days 6789 1289 1146 956 580 278 70 12 28 153 432 731 1114
Cooling degree days
over 30 years
days 581 - - - 5 33 107 209 161 60 6 - -
Most snow reported in a month
over 71 years
cm 385.3 153.4 164.6 102.4 51.3 27.7 - - - - 6.6 63.2 117.1