Sandy Run Stream Valley Park Weather Forecast
- 68
- 88
Partly Sunny
- 72
- 90
Mostly Cloudy
- 70
- 87
Rain Showers Likely
- 69
- 85
Rain Showers Likely
- 69
- 86
Chance Thunderstorms
- 71
- 87
Chance Thunderstorms
Today 31 Jul Fairfax
Sunny. Highs in the upper 80s. Northwest Winds around 5 Mph.
Tonight 31 Jul Fairfax
Mostly clear in the Evening, then becoming partly cloudy. Lows in the upper 60s. Southwest Winds around 5 Mph.
Sandy Run Stream Valley Park Temperature Statistics
July Temperature
Fort Belvoir (8.1 miles)
Lowest 24 July, 2026
57.6 °FAverage July
79.6 °FHighest 4 July, 2026
101.3 °F
Climate (2021–2026)
Fort Belvoir (8.1 miles)
Average Low 2021–2026
47.7 °FAverage 2021–2026
58.1 °FAverage High 2021–2026
68.3 °F