Middle Run Stream Valley Park Weather Forecast
- 68
- 87
Mostly Sunny
- 68
- 88
Partly Sunny
- 73
- 91
Mostly Sunny
- 77
- 97
Hot
- 76
- 96
Chance Thunderstorms
- 74
- 92
Chance Thunderstorms
Today 22 Jul Fairfax
Sunny. Highs in the mid 80s. Northeast Winds around 5 Mph.
Tonight 22 Jul Fairfax
Mostly clear. Lows in the upper 60s. Northeast Winds around 5 Mph.
Middle Run Stream Valley Park Temperature Statistics
July Temperature
Fort Belvoir (3.7 miles)
Lowest 5 July, 2025
61.7 °FAverage July
80.6 °FHighest 8 July, 2025
96.3 °F
Climate (2020–Present)
Fort Belvoir (3.7 miles)
Average Low 2020–2025
48 °FAverage 2020–2025
58.1 °FAverage High 2020–2025
68.4 °F