Arlington Weather Forecast
- 68
- 93
Rain Showers
- 64
- 77
Chance Rain Showers
- 63
- 81
Mostly Sunny
- 63
- 83
Partly Sunny
- 66
- 84
Partly Sunny
- 69
- 85
Slight Chance Rain Showers
Today 31 Jul Arlington/Falls Church/Alexandria
Mostly sunny with a slight chance of Showers and Thunderstorms in the Morning, then mostly cloudy with Showers and Thunderstorms likely in the afternoon. Some Thunderstorms may produce heavy rainfall in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the lower 90s. South Winds around 5 Mph. Chance of rain 70 percent.
Tonight 31 Jul Arlington/Falls Church/Alexandria
Mostly cloudy. Showers with Thunderstorms likely in the Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall. Lows in the upper 60s. Northeast Winds 5 to 10 Mph. Chance of rain 90 percent.
Arlington Temperature Statistics
July Temperature
Washington/Reagan National Airport, DC (4.3 miles)
Lowest 5 July, 2025
69.7 °FAverage July
82 °FHighest 25 July, 2025
98.7 °F
Climate (2020–Present)
Washington/Reagan National Airport, DC (4.3 miles)
Average Low 2020–2025
52.7 °FAverage 2020–2025
60.5 °FAverage High 2020–2025
69.2 °F