Canonsburg Weather Forecast
- 62
- 83
Mostly Sunny
- 69
- 88
Mostly Sunny
- 72
- 91
Mostly Sunny
- 71
- 90
Rain Showers Likely
- 71
- 84
Thunderstorms Likely
- 69
- 84
Rain Showers Likely
- 69
- 88
Chance Thunderstorms
Today 22 Jul Washington
Sunny. Highs in the lower 80s. North Winds around 5 Mph.
Tonight 22 Jul Washington
Clear. Lows in the lower 60s. North Winds around 5 Mph, becoming east after midnight.
Canonsburg Temperature Statistics
July Temperature
Washington - Washington County Airport (9.9 miles)
Lowest 4 July, 2025
61 °FAverage July
74.5 °FHighest 5 July, 2025
89.1 °F
Climate (2020–Present)
Washington - Washington County Airport (9.9 miles)
Average Low 2020–2025
42.6 °FAverage 2020–2025
52.6 °FAverage High 2020–2025
62.5 °F