Arnold City Weather Forecast
- 34
- 44
Rain
- 34
- 51
Rain
- 34
- 45
Rain Likely
- 40
- 52
Rain
- 44
- 53
Rain
- 42
- 53
Rain Likely
- 20
- 54
Rain Likely
Today 22 Dec Fayette
Mostly cloudy with a 20 percent chance of snow. Near steady temperature in the lower 40s. South Winds around 5 Mph.
Tonight 22 Dec Fayette
Cloudy. A slight chance of rain this Evening, then rain after midnight. Lows in the mid 30s. Temperatures rising to around 40 after midnight. Southeast Winds around 5 Mph, becoming south with Gusts up to 20 Mph after midnight. Chance of rain 90 percent.
Arnold City Temperature Statistics
December Temperature
Pittsburgh - Allegheny County Airport (16.8 miles)
Lowest 15 December, 2025
7 °FAverage December
28.2 °FHighest 18 December, 2025
57.9 °F
Climate (2020–Present)
Pittsburgh - Allegheny County Airport (16.8 miles)
Average Low 2020–2025
46 °FAverage 2020–2025
54.6 °FAverage High 2020–2025
63.3 °F