Fairmont Weather Forecast
- 68
- 88
Mostly Sunny
- 71
- 91
Mostly Sunny
- 71
- 89
Chance Thunderstorms
- 72
- 88
Rain Showers Likely
- 70
- 86
Rain Showers Likely
- 70
- 89
Slight Chance Thunderstorms
Today 23 Jul Marion
Mostly sunny. Humid with Highs in the upper 80s. South Winds around 5 Mph.
Tonight 23 Jul Marion
Mainly clear. Humid with Lows in the upper 60s. South Winds around 5 Mph.
Fairmont Temperature Statistics
July Temperature
Clarksburg, Clarksburg Benedum Airport (13 miles)
Lowest 5 July, 2025
61.6 °FAverage July
78.4 °FHighest 6 July, 2025
93.7 °F
Climate (2020–Present)
Clarksburg, Clarksburg Benedum Airport (13 miles)
Average Low 2020–2025
45.4 °FAverage 2020–2025
55.5 °FAverage High 2020–2025
66 °F