Lancaster, PA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Lancaster, a city in Lancaster County, Pennsylvania.
Today
86°F
Mostly Sunny
Mostly sunny, with a high near 86. East wind around 5 mph.
7-day forecast for Lancaster
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Mostly Sunny | 5 mph E | 0% |
| Tonight | 68°F | Mostly Cloudy | 3 mph E | 7% |
| Wednesday | 83°F | Showers And Thunderstorms Likely | 2 to 7 mph E | 71% |
| Wednesday Night | 71°F | Chance Showers And Thunderstorms | 3 to 7 mph SE | 52% |
| Thursday | 90°F | Partly Sunny then Showers And Thunderstorms Likely | 3 to 9 mph S | 64% |
| Thursday Night | 73°F | Showers And Thunderstorms Likely | 2 to 8 mph S | 64% |
| Friday | 89°F | Mostly Sunny then Showers And Thunderstorms Likely | 2 to 7 mph SW | 65% |
| Friday Night | 71°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 1 to 6 mph SW | 65% |
| Saturday | 89°F | Slight Chance Rain Showers then Chance Showers And Thunderstorms | 1 to 7 mph W | 50% |
| Saturday Night | 70°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 50% |
| Sunday | 90°F | Mostly Sunny | 2 to 6 mph W | 14% |
| Sunday Night | 71°F | Partly Cloudy | 5 mph SW | 14% |
| Monday | 92°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph W | 22% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms | 3 to 7 mph W | 22% |
Forecast source: National Weather Service (api.weather.gov) for Lancaster (40.042, -76.301). Updated through the day.
Growing snapshot for Lancaster
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
7a
More local growing data for Lancaster: nearby ZIP 17603 weather · frost dates · planting calendar · Pennsylvania frost dates
Nearby towns & communities
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Akron
Bainbridge
Bird-in-Hand
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Brickerville
Brownstown
Cambridge
Churchtown
Clay
Columbia
Conestoga
Denver
East Earl
East Petersburg
Elizabethtown
Ephrata
Falmouth
Farmersville
Fivepointville
Gap
Georgetown
Goodville
Gordonville
Hinkletown
Hopeland
Intercourse
Kirkwood
Lampeter
Climate data from the nearest NOAA station, Lancaster 2Ne Fltr Plt, Pa (3.3 mi from Lancaster). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.