Waterfall Park Weather Forecast
- 64
- 83
Mostly Sunny
- 67
- 86
Partly Sunny
- 71
- 91
Mostly Sunny
- 75
- 96
Partly Sunny
- 74
- 94
Chance Thunderstorms
- 72
- 90
Rain Showers Likely
Today 22 Jul Northwest Prince William
Sunny. Highs in the mid 80s. North Winds around 5 Mph.
Tonight 22 Jul Northwest Prince William
Mostly clear. Lows in the mid 60s. East Winds around 5 Mph.
Waterfall Park Temperature Statistics
July Temperature
Washington/Dulles International Airport, DC (12.4 miles)
Lowest 5 July, 2025
60.7 °FAverage July
79.8 °FHighest 8 July, 2025
95.6 °F
Climate (2020–Present)
Washington/Dulles International Airport, DC (12.4 miles)
Average Low 2020–2025
47.9 °FAverage 2020–2025
58.3 °FAverage High 2020–2025
68.5 °F