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United States of America

VIENNA - COLVIN RUN ELEMENTARY SCHOOL, VIRGINIA


Home > North America > United States > Virginia
Elevation: 103 meters     Latitude: 38 57N     Longitude: 77 16W

WEATHER
 
CURRENT CONDITIONS

Sunrise/Set
07:34 am
06:10 pm
Local Time
10:36 pm EDT
30 October, 2024
 
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MONTHLY - ALL WEATHER AVERAGES   [ Show Summary ]
[ °F ]   °C
TEMPERATURE 
Average Temperature
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C13.21.12.68.213.618.722.824.823.419.213.27.53.2

Average High Temperature
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C18.95.97.213.720.224.828.831.229.525.318.913.27.7

Average Low Temperature
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C7.9-3.7-2.22.86.91317.219.418.5147.92-1.2



PRECIPITATION 
Average Precipitation
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mm98353.343.276.258.471.173.791.499.1119.4147.36191.4

Average Number of Days With Precipitation
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days138.410.611.811.311.514.310.411.41311.412.69.610.6



HUMIDITY 
Average Relative Humidity
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
%73.169.167.364.464.275.474.876.68080.379.872.972.8

Average Dew Point
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
C7.8-4.4-3.60.95.813.617.419.819.215.29.22.3-1.6



DEGREE DAYS 
Heating Degree Days
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days4412.9900802.3570293.3913.40.20.657.2301.4582.4811.2

Cooling Degree Days
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days1127.8------337.8109.3228.2357280100.811.60.2---

Growing Degree Days
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Days3766.2610.376.3226.8484.8647.8815.8741.4490.6208.43820.2



BAROMETER 
Average Station Pressure
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
mbar1015.91018.31016.31016.61015.21015.91012.51014.61014.91016.61015.910211018.6



SKY CONDITIONS 
Average Length of Day
Years on Record: 30  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Hours12.710.311.212.413.714.815.415.114.112.811.610.510



WIND 
Average Wind Speed
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
km/h2.94.865.341.41.10.80.60.81.83.24.8

Highest Reported Hourly Wind Speed
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
km/h666661.246.746.748.349.930.633.83757.951.559.5

Highest Reported Wind Gust
Years on Record: 5  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
km/h90.17490.157.959.562.87461.251.557.980.575.672.4



SOLAR RADIATION 
Average Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.97.19.913.416.819.220.320.117.915.312.186.2

Average Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.8345.57.28.38.98.67.65.94.33.22.7

Average Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m215.311.213.415.61717.617.817.917.31716.312.310.3

Average Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m21511.313.414.715.816.917.417.616.416.616.612.610.4

Maximum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m213.97.19.913.416.819.220.320.117.915.312.186.2

Maximum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.934.15.77.48.69.18.87.86.34.63.32.7

Maximum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m218.113.416.718.919.420.720.719.519.319.920.615.612.3

Maximum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m219.61418.519.82023.123.620.82021.523.117.413

Minimum Daily Solar Radiation - Global
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m211.467.910.814.512.717.117.915.813.19.85.94.8

Minimum Daily Solar Radiation - Diffuse
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m25.42.83.65.16.87.78.38.37.35.43.52.82.6

Minimum Daily Solar Radiation - Reflected
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m212.199.912.114.511.715.116.115.314.112.38.17.2

Minimum Daily Solar Radiation - Direct
Years on Record: 22  Chart This
 ANNUAL  JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC  
Mj/m210.18.38.69.711.87.212.113.912.912.210.876.4




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