Washington Dulles, Virginia Yearly Climate
Average [Annual] Temperature, Rainfall, Snowfall & Elevation
Yearly [Annual], Average Temperatures &
Extremes with Mean Yearly Rainfall-Snowfall
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Climatology for Washington Dulles VA
Lat=38.6N Lon=77.3W Elevation=290 feet
Number of years available from 1961 to 1990: 28
Maximum temperature 1961 to 1990: 104 F Minimum temperature 1961 to 1990: -18 F
Mean Annual Precipitation: 40.3 inches Mean Annual Snowfall: 23.4 inches
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Yearly [Annual] Average Maximum & Minimun
Temperatures & Precipitation for January & July
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