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Frost dates for Hermitage, Pennsylvania

In a typical year, Hermitage’s last spring frost lands around May 15 and the first fall frost around Oct 3, a growing season of about 141 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 6a.

Right now the typical frost season has arrived; planting waits for spring.

Last spring frost and first fall frost odds for Hermitage, Pennsylvania
OddsLast spring frostFirst fall frost
10 percentApr 30Sep 19
50 percentMay 15Oct 3
90 percentJun 1Oct 19

A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.

Soil in Hermitage is typically around 49°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.

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Common questions

When is the last frost in Hermitage, Pennsylvania?

Hermitage’s last spring frost falls around May 15 in a typical year. One year in ten it is done by April 30, and one year in ten frost holds on until June 1. Frost-sensitive planting usually waits for the late side of that band.

When is the first fall frost in Hermitage?

The first fall frost arrives around October 3 in a typical year, as early as September 19 in an early year and as late as October 19 in a late one.

How long is the growing season in Hermitage?

About 141 days, counted between the typical last spring frost and the typical first fall frost.

What USDA zone is Hermitage in?

Hermitage is in USDA hardiness zone 6a under the 2023 USDA Plant Hardiness Zone Map.

Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.

Nearby cities

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