Haymarket Weather Forecast
- 74
- 88
Thunderstorms Likely
- 74
- 94
Chance Thunderstorms
- 71
- 88
Chance Thunderstorms
- 72
- 87
Rain Showers Likely
- 70
- 89
Rain Showers Likely
- 67
- 86
Chance Rain Showers
- 69
- 86
Chance Rain Showers
Today 16 Jul Northwest Prince William
Mostly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 80s. South Winds 5 to 10 Mph. Chance of rain 40 percent.
Tonight 16 Jul Northwest Prince William
Mostly cloudy. Showers and Thunderstorms likely this Evening, then a chance of Showers with a slight chance of Thunderstorms after midnight. Some Thunderstorms may produce heavy rainfall this evening. Lows in the mid 70s. South Winds 5 to 10 Mph. Chance of rain 60 percent.
Haymarket Temperature Statistics
July Temperature
Manassas, Manassas Regional Airport/Harry P. Davis Field (8.7 miles)
Lowest 5 July, 2025
62.1 °FAverage July
79 °FHighest 8 July, 2025
95 °F
Climate (2020–Present)
Manassas, Manassas Regional Airport/Harry P. Davis Field (8.7 miles)
Average Low 2020–2025
46.2 °FAverage 2020–2025
57.1 °FAverage High 2020–2025
68.1 °F