Potomac River - Chapman Point Weather Forecast
- 78
- 90
Thunderstorms Likely
- 77
- 92
Mostly Sunny
- 78
- 92
Mostly Sunny
- 79
- 94
Chance Thunderstorms
- 72
- 87
Rain Showers Likely
- 67
- 77
Chance Rain Showers
Today 27 Jul Charles
Showers and Thunderstorms likely. Highs in the lower 90s. Southwest Winds around 5 Mph. Chance of rain 60 percent.
Tonight 27 Jul Charles
Mostly cloudy with a chance of Showers and Thunderstorms in the Evening, then mostly clear after midnight. Lows in the mid 70s. West Winds around 5 Mph. Chance of rain 50 percent.
Potomac River - Chapman Point Temperature Statistics
July Temperature
Fort Belvoir (6.8 miles)
Lowest 5 July, 2025
61.7 °FAverage July
80.3 °FHighest 25 July, 2025
97.5 °F
Climate (2020–Present)
Fort Belvoir (6.8 miles)
Average Low 2020–2025
48 °FAverage 2020–2025
58.1 °FAverage High 2020–2025
68.4 °F