Mantua Weather Forecast
- 72
- 86
Rain Showers
- 73
- 90
Slight Chance Thunderstorms
- 72
- 90
Chance Thunderstorms
- 71
- 90
Chance Thunderstorms
- 72
- 89
Partly Sunny
- 73
- 92
Slight Chance Thunderstorms
Today 5 Aug Arlington/Falls Church/Alexandria
Patchy fog in the morning. Showers likely. A slight chance of Thunderstorms in the Morning, then a chance of Thunderstorms in the afternoon. Highs in the mid 80s. East Winds around 5 Mph, becoming south in the afternoon. Chance of rain 70 percent.
Tonight 5 Aug Arlington/Falls Church/Alexandria
Partly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the mid 70s. South Winds around 5 Mph. Chance of rain 40 percent.
Mantua Temperature Statistics
August Temperature
Fort Belvoir (9.9 miles)
Lowest 1 August, 2026
65.5 °FAverage August
78.3 °FHighest 1 August, 2026
90.7 °F
Climate (2021–2026)
Fort Belvoir (9.9 miles)
Average Low 2021–2026
47.7 °FAverage 2021–2026
58.1 °FAverage High 2021–2026
68.3 °F