Harman US

Annville, PA Weather & Growing Conditions

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

Today
76°F
Partly Sunny
Partly sunny, with a high near 76. East wind around 7 mph.

7-day forecast for Annville

WhenTempForecastWindPrecip
Today 76°F Partly Sunny 7 mph E 2%
Tonight 59°F Mostly Cloudy then Rain Showers 7 to 12 mph SE 77%
Sunday 74°F Rain Showers 8 to 13 mph S 92%
Sunday Night 55°F Showers And Thunderstorms 7 to 12 mph W 92%
Monday 70°F Partly Sunny then Slight Chance Rain Showers 12 mph NE 15%
Monday Night 49°F Chance Rain Showers 8 to 13 mph NE 40%
Tuesday 61°F Chance Rain Showers 15 mph E 46%
Tuesday Night 48°F Chance Rain Showers 16 mph NE 43%
Wednesday 62°F Chance Rain Showers 17 mph NE 40%
Wednesday Night 48°F Chance Rain Showers 14 to 17 mph NE 34%
Thursday 63°F Chance Rain Showers 13 to 16 mph NE 36%
Thursday Night 48°F Chance Rain Showers 9 to 15 mph NE 33%
Friday 68°F Slight Chance Rain Showers 14 mph N 22%
Friday Night 48°F Slight Chance Rain Showers 10 to 14 mph N 22%

Forecast source: National Weather Service (api.weather.gov) for Annville (40.333, -76.508). Updated through the day.

Growing snapshot for Annville

Last spring frost
Apr 20
First fall frost
Oct 25
Growing season
185 days
Hardiness zone
7a

More local growing data for Annville: nearby ZIP 17003 weather · frost dates · planting calendar · Pennsylvania frost dates

Nearby towns & communities

All Pennsylvania locations ›

Climate data from the nearest NOAA station, Lebanon 2 W, Pa (4.8 mi from Annville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.