Arlington County weather, town by town
1 place in Arlington County, Virginia, each with its own live forecast and radar, and where a station sits close enough, measured weather records.
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Measured at the NOAA stations serving these towns, daily records 1941 to 2025. Station extremes, not official state records.
Arlington County Weather Facts
Arlington County has 1 place on myweatherrock (1 census-designated places), each with its own live forecast, hourly timeline, ten day outlook and radar. The hottest day in the station records is 105°F at Washington Reagan Natl Ap on August 17, 1997. The coldest night is -5°F at Washington Reagan Natl Ap on January 17, 1982. The wettest day brought 6.11 inches of rain at Washington Reagan Natl Ap on June 21, 1972. The biggest single-day snow measured 16.42 inches at Washington Reagan Natl Ap on February 11, 1983. Those are station measurements from NOAA's daily records, 1941 to 2025, not official state records. By area the largest place is Arlington, about 26 square miles.
About Arlington County weather
The map on the Now tab shows every Arlington County town's current temperature from our own server, one dot per town. Tap any dot, or type a town above, for that town's full forecast.
What the weather is usually like
Across the 1 Arlington County towns with station normals, the warmest month is July, when the day usually reaches 89°F, and the coldest is January, when the night usually falls to 30°F. May is the wettest, with rain on about 12 days.
Means of the 1991 to 2020 station normals serving these towns, as published by NOAA; each town's page carries its own.
Where these numbers come from
- Current conditions and forecast: NOAA forecast grids decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
- Records: computed by myweatherrock from NOAA GHCN-Daily station records at the stations serving these towns. Measurements, not estimates.
- Warnings and alerts: the National Weather Service, passed through unchanged.
Arlington County weather records
Measured at the NOAA stations serving these towns, daily records 1941 to 2025. Station extremes, not official state records.
Common questions about Arlington County weather
- What is the hottest temperature recorded at a Arlington County station?
- 105°F at Washington Reagan Natl Ap on August 17, 1997, in the NOAA daily station records myweatherrock holds (1941 to 2025).
- What is the coldest temperature recorded at a Arlington County station?
- -5°F at Washington Reagan Natl Ap on January 17, 1982.
- What is the most rain a Arlington County station has measured in one day?
- 6.11 inches at Washington Reagan Natl Ap on June 21, 1972.
- What is the biggest one-day snowfall at a Arlington County station?
- 16.42 inches at Washington Reagan Natl Ap on February 11, 1983.
- How many Arlington County towns have a weather page here?
- 1: 1 census-designated places. Each page carries current conditions, the hourly timeline, the ten day outlook, radar, and where a station sits close enough, measured records.
- Where does the Arlington County forecast come from?
- NOAA forecast grids (the National Weather Service digital forecast, the National Blend of Models, HRRR and GFS) decoded on our own server, corrected against the nearest reporting station and our own radar. Open-Meteo is consulted only as a fallback when our server is silent.
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