Lake Manassas Weather Forecast
- 67
- 87
Becoming Sunny
- 71
- 90
Mostly Sunny
- 75
- 97
Hot
- 73
- 94
Chance Thunderstorms
- 72
- 93
Chance Thunderstorms
- 72
- 92
Mostly Sunny
Today 23 Jul Southern Fauquier
Patchy fog this morning. Mostly sunny. Highs in the upper 80s. Southeast Winds around 5 Mph.
Tonight 23 Jul Southern Fauquier
Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 60s. South Winds around 5 Mph.
Lake Manassas Temperature Statistics
July Temperature
Manassas, Manassas Regional Airport/Harry P. Davis Field (7.5 miles)
Lowest 5 July, 2025
62.1 °FAverage July
79.4 °FHighest 8 July, 2025
95 °F
Climate (2020–Present)
Manassas, Manassas Regional Airport/Harry P. Davis Field (7.5 miles)
Average Low 2020–2025
46.2 °FAverage 2020–2025
57.1 °FAverage High 2020–2025
68 °F