Clymer, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Clymer, a borough in Indiana County, Pennsylvania.
This Afternoon
77°F
Sunny
Sunny. High near 77, with temperatures falling to around 70 in the afternoon. South wind 5 to 9 mph.
7-day forecast for Clymer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 77°F | Sunny | 5 to 9 mph S | 2% |
| Tonight | 52°F | Mostly Clear | 6 mph SE | 2% |
| Wednesday | 76°F | Partly Sunny | 5 to 9 mph SE | 3% |
| Wednesday Night | 60°F | Light Rain | 6 to 9 mph S | 99% |
| Thursday | 70°F | Light Rain Likely | 6 to 12 mph SW | 67% |
| Thursday Night | 49°F | Mostly Cloudy | 1 to 5 mph SW | 13% |
| Friday | 64°F | Partly Sunny then Slight Chance Light Rain | 1 to 5 mph W | 17% |
| Friday Night | 43°F | Chance Light Rain | 1 to 5 mph NW | 30% |
| Saturday | 54°F | Chance Light Rain | 5 to 10 mph W | 34% |
| Saturday Night | 36°F | Chance Light Rain | 3 to 7 mph W | 34% |
| Sunday | 54°F | Slight Chance Light Rain | 5 to 10 mph W | 17% |
| Sunday Night | 34°F | Chance Light Rain | 7 to 10 mph W | 25% |
| Monday | 54°F | Chance Light Rain | 10 to 15 mph W | 31% |
| Monday Night | 35°F | Chance Light Rain | 8 to 12 mph SW | 31% |
Forecast source: National Weather Service (api.weather.gov) for Clymer (40.669, -79.014). Updated through the day.
Growing snapshot for Clymer
Last spring frost
May 8
First fall frost
Oct 13
Growing season
157 days
Hardiness zone
6a
More local growing data for Clymer: nearby ZIP 15728 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Indiana
Jacksonville
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Vintondale
Climate data from the nearest NOAA station, Indiana 3 Se, Pa (9.7 mi from Clymer). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.