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Lemont, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Lemont, a community in Centre County, Pennsylvania.

Today
75°F
Partly Sunny
Partly sunny, with a high near 75. South wind 2 to 9 mph.

7-day forecast for Lemont

WhenTempForecastWindPrecip
Today 75°F Partly Sunny 2 to 9 mph S 1%
Tonight 60°F Light Rain 7 mph S 96%
Thursday 73°F Light Rain Likely 3 to 9 mph SW 69%
Thursday Night 48°F Mostly Cloudy 0 to 3 mph W 5%
Friday 66°F Partly Sunny 0 to 3 mph W 11%
Friday Night 42°F Partly Cloudy 2 mph W 9%
Saturday 56°F Chance Light Rain 2 to 10 mph W 27%
Saturday Night 36°F Slight Chance Light Rain 9 mph W 18%
Sunday 57°F Partly Sunny 7 to 10 mph W 6%
Sunday Night 33°F Partly Cloudy 8 mph W 7%
Monday 57°F Mostly Sunny 6 to 14 mph W 11%
Monday Night 32°F Partly Cloudy 3 to 7 mph W 8%
Tuesday 61°F Mostly Sunny 5 to 12 mph W 4%
Tuesday Night 32°F Partly Cloudy 3 to 7 mph W 4%

Forecast source: National Weather Service (api.weather.gov) for Lemont (40.812, -77.816). Updated through the day.

Growing snapshot for Lemont

Last spring frost
Apr 20
First fall frost
Oct 26
Growing season
187 days
Hardiness zone
6b

More local growing data for Lemont: nearby ZIP 16851 weather · frost dates · planting calendar · Pennsylvania frost dates

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Climate data from the nearest NOAA station, State College, Pa (3.7 mi from Lemont). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.