Weather Averages Brooklyn, MD

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Weather Averages for
Brooklyn, MD


Latitude: 39°11'N, Longitude: 76°40'W, Elevation: 196.0 ft, Distance: 3.83 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 45 years
°F 55 33 36 44 53 64 73 78 75 69 57 46 37
Average high temperature
over 45 years
°F 64 41 44 53 64 73 82 87 84 78 68 55 44
Average low temperature
over 45 years
°F 44 24 26 34 43 53 62 66 66 57 46 37 28
Highest recorded temperature
over 45 years
°F 105 75 78 87 93 98 100 104 105 100 91 86 77
Lowest recorded temperature
over 45 years
°F -7 -7 -2 6 19 32 39 50 44 35 24 12 -
Average number of rainy days
over 43 years
days 113 10 9 11 11 11 9 9 9 8 7 9 9
Average number of days above 90°F
over 45 years
days 32 - - - - 2 6 12 8 3 - - -
Average precipitation
over 45 years
in 40.9 3.0 3.0 3.8 3.1 3.6 3.5 3.8 4.0 3.5 3.0 3.2 3.3
Average dew point
over 47 years
°F 43 21 23 28 39 51 60 64 64 57 46 35 26
Average number of days above 70°F
over 45 years
days 167 - 1 3 9 22 29 31 31 26 13 3 -
Most recorded rainfall
over 45 years
in 59.0 7.8 7.2 8.6 8.1 8.7 9.9 8.2 18.3 8.6 8.1 7.7 7.4
Least recorded rainfall
over 45 years
in 27.9 0.3 0.4 0.9 0.4 0.4 0.1 0.3 0.8 0.2 - 0.3 0.2
Average number of days with thunderstorms
over 45 years
days 26 - - 1 2 4 5 6 5 2 1 - -
Average number of days with fog
over 45 years
days 148 11 10 12 10 14 13 14 15 14 13 11 11
Average morning relative humidity
over 47 years
% 77 72 71 72 72 77 79 80 83 85 83 78 74
Average evening relative humidity
over 47 years
% 53 56 52 49 47 52 53 53 55 55 54 55 57
Average wind speed
over 47 years
mph 10.0 12.0 13.0 13.0 12.0 9.0 8.0 8.0 6.0 6.0 8.0 11.0 12.0
Average number of days below 32°F
over 45 years
days 97 25 21 14 3 - - - - - 2 11 21
Average snowfall
over 43 years
in 20.8 5.9 6.5 3.8 0.1 - - - - - - 1.0 3.5
Average number of clear days
over 43 years
days 105 8 8 8 8 8 8 9 9 11 12 9 8
Heating degree days
over 30 years
days 4707 1029 846 648 348 108 - - - 29 276 546 877
Cooling degree days
over 30 years
days 1137 - - - - 59 227 372 329 134 16 - -
Average possibility of sunshine
over 40 years
% 57 51 55 56 56 56 62 64 62 60 58 51 49
Average number of cloudy days
over 43 years
days 151 15 13 14 13 13 10 10 11 11 11 13 16
Average number of partly cloudy days
over 43 years
days 109 8 7 9 9 10 12 12 11 8 8 8 7
Average number of days below 10°F
over 45 years
days 5 3 1 - - - - - - - - - 1