Weather Averages Arlington, WA

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Weather Averages for
Arlington, WA


Latitude: 48°9'N, Longitude: 122°9'W, Elevation: 133.0 ft, Distance: 10.11 mi

  Unit Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Average temperature
over 13 years
°F 48 37 39 43 46 53 55 57 57 55 48 44 41
Average high temperature
over 13 years
°F 55 42 46 48 53 60 62 66 66 62 55 50 46
Average low temperature
over 13 years
°F 42 32 35 37 39 46 48 51 51 48 43 39 36
Highest recorded temperature
over 13 years
°F 89 59 59 60 68 84 84 87 89 82 77 64 62
Lowest recorded temperature
over 13 years
°F 0 0 6 16 28 32 37 42 41 34 26 8 10
Average number of rainy days
over 13 years
days 67.7 9.2 6.6 6.7 4.6 3.3 4.6 2.4 2.4 3.5 6.9 9.3 8.2
Average precipitation
over 13 years
in 21.7 2.4 2.0 1.8 1.6 1.3 1.6 0.7 0.9 1.4 2.6 2.8 2.7
Average relative humidity
over 13 years
% 82 84 83 80 77 78 79 80 82 83 85 85 85
Average dew point
over 13 years
°F 43 33 36 37 39 44 48 51 51 50 44 39 37
Average number of days below 32°F
over 13 years
days 46.4 13.2 9.2 7.3 1.1 0.1 - - - - 1.5 6.1 7.9
Average number of days below 0°F
over 13 years
days 0.1 0.1 - - - - - - - - - - -
Average snowfall
over 13 years
in 9.7 3.7 1.9 2.3 - - - - - - - 0.4 1.4