Myerstown, PA Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Myerstown, a borough in Lebanon County, Pennsylvania.

Overnight

51°F

Partly Cloudy

Partly cloudy, with a low around 51. Northeast wind around 5 mph.

7-day forecast for Myerstown

When	Temp	Forecast	Wind	Precip
Overnight	51°F	Partly Cloudy	5 mph NE	0%
Saturday	75°F	Partly Sunny	7 mph E	2%
Saturday Night	59°F	Mostly Cloudy then Rain Showers Likely	7 to 12 mph E	73%
Sunday	74°F	Rain Showers	9 to 13 mph S	92%
Sunday Night	55°F	Showers And Thunderstorms	6 to 12 mph W	92%
Monday	69°F	Partly Sunny	12 mph NE	14%
Monday Night	49°F	Chance Rain Showers	8 to 14 mph NE	38%
Tuesday	61°F	Chance Rain Showers	15 mph NE	42%
Tuesday Night	48°F	Chance Rain Showers	15 to 18 mph NE	39%
Wednesday	62°F	Chance Rain Showers	18 mph NE	37%
Wednesday Night	48°F	Chance Rain Showers	15 to 18 mph NE	33%
Thursday	63°F	Chance Rain Showers	14 to 17 mph NE	35%
Thursday Night	48°F	Chance Rain Showers	9 to 15 mph NE	30%
Friday	67°F	Slight Chance Rain Showers	10 to 14 mph N	22%

Forecast source: National Weather Service (api.weather.gov) for Myerstown (40.372, -76.306). Updated through the day.

Growing snapshot for Myerstown

Last spring frost

Apr 20

First fall frost

Oct 25

Growing season

185 days

Hardiness zone

More local growing data for Myerstown: nearby ZIP 17067 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

Annville Avon Campbelltown Cleona Cornwall Fort Indiantown Gap Fredericksburg Hebron Jonestown Lebanon Lebanon South Mount Gretna Mount Gretna Heights Palmyra Pleasant Hill Quentin Sand Hill Schaefferstown Timber Hills West Myerstown

All Pennsylvania locations ›

Climate data from the nearest NOAA station, Lebanon 2 W, Pa (8.9 mi from Myerstown). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.