Monthly
     

Monthly Historical AveragesHerndon, VA

Average Temperature
High
8°
Feels 6
Low
0°
Feels -2
Average Precipitation
8 Days
Rain amount
44.5mm
Snow amount
10.4cm
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Daily Historical Averages

S
M
T
W
T
F
S
ForecastWednesday, December 24, 2025
Day
Mainly sunny
10°Feels 9
Wind
20 km/h NW
Gust
29 km/h
Humidity
39%
P.O.P
20%
Night
Cloudy with clear breaks
2°Feels -1
Wind
12 km/h E
Gust
18 km/h
Humidity
72%
P.O.P
30%
Historical AveragesDec 24
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity
Historical Averages are based on data recorded from 2000 onwards.
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