Monthly Historical AveragesAnnandale, VA
Average Temperature
High
19°
Feels 18
Low
8°
Feels 7
Average Precipitation
10 Days
76mm
0.2cm
Content continues below
Daily Historical Averages
S
M
T
W
T
F
S
ForecastThursday, April 9, 2026
Day
16°Feels 16
Wind
10 km/h SE
Gust
15 km/h
Humidity
31%
P.O.P
30%
Night
5°Feels 3
Wind
11 km/h SE
Gust
17 km/h
Humidity
91%
P.O.P
0%
Historical AveragesApr 9
High
Feels
Low
Feels
Precip Frequency
Total Daylight
Humidity