Loch Lomond Weather Forecast
- 65
- 90
Becoming Sunny
- 72
- 92
Partly Sunny
- 72
- 90
Chance Thunderstorms
- 71
- 93
Chance Thunderstorms
- 71
- 92
Chance Thunderstorms
- 70
- 89
Rain Showers Likely
Today 5 Jul Northwest Prince William
Sunny. Highs in the upper 80s. South Winds around 5 Mph.
Tonight 5 Jul Northwest Prince William
Mostly clear. Lows in the mid 60s. South Winds around 5 Mph.
Loch Lomond Temperature Statistics
July Temperature
Manassas, Manassas Regional Airport/Harry P. Davis Field (5 miles)
Lowest 2 July, 2025
71.1 °FAverage July
78.9 °FHighest 1 July, 2025
91 °F
Climate (2020–Present)
Manassas, Manassas Regional Airport/Harry P. Davis Field (5 miles)
Average Low 2020–2025
46.2 °FAverage 2020–2025
57.1 °FAverage High 2020–2025
68.1 °F