Newington Weather Forecast
- 68
- 85
Rain Showers
- 68
- 84
Mostly Sunny
- 68
- 84
Partly Sunny
- 68
- 86
Partly Sunny
- 70
- 88
Slight Chance Thunderstorms
- 71
- 87
Chance Thunderstorms
Today 28 Jul Arlington/Falls Church/Alexandria
Partly sunny this Morning, then becoming mostly cloudy. A chance of Showers and Thunderstorms this Morning, then Showers with Thunderstorms likely this afternoon. Highs in the mid 80s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 90 percent.
Tonight 28 Jul Arlington/Falls Church/Alexandria
Partly cloudy with Showers and Thunderstorms likely in the Evening, then clear after midnight. Lows in the upper 60s. West Winds 5 to 10 Mph. Chance of rain 70 percent.
Newington Temperature Statistics
July Temperature
Fort Belvoir (1.2 miles)
Lowest 24 July, 2026
57.6 °FAverage July
80 °FHighest 4 July, 2026
101.3 °F
Climate (2021–2026)
Fort Belvoir (1.2 miles)
Average Low 2021–2026
47.7 °FAverage 2021–2026
58.1 °FAverage High 2021–2026
68.3 °F