Lemont Weather Forecast
- 29
- 38
Decreasing Clouds
- 17
- 35
Partly Sunny
- 26
- 37
Snow Likely
- 29
- 47
Mostly Cloudy
- 30
- 43
Chance Rain
- 41
- 51
Chance Rain Showers
Today 20 Dec Southern Centre
Mostly sunny. Cooler with Highs in the mid 30s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.
Tonight 20 Dec Southern Centre
Partly cloudy. Not as cool with Lows in the upper 20s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight.
Lemont Temperature Statistics
December Temperature
State College - University Park Airport (3.1 miles)
Lowest 9 December, 2025
5.5 °FAverage December
26 °FHighest 17 December, 2025
50 °F
Climate (2020–Present)
State College - University Park Airport (3.1 miles)
Average Low 2020–2025
42.9 °FAverage 2020–2025
50.2 °FAverage High 2020–2025
60.4 °F