Lancaster, PA Weather & Growing Conditions
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 3 mph SE | 0% |
| Wednesday | 75°F | Sunny | 1 to 12 mph S | 0% |
| Wednesday Night | 60°F | Mostly Cloudy then Chance Rain Showers | 7 to 10 mph S | 39% |
| Thursday | 74°F | Rain Showers | 8 to 12 mph S | 80% |
| Thursday Night | 60°F | Rain Showers Likely | 2 to 8 mph SW | 72% |
| Friday | 70°F | Rain Showers Likely | 1 to 5 mph NW | 72% |
| Friday Night | 49°F | Rain Showers Likely | 5 mph NW | 58% |
| Saturday | 65°F | Slight Chance Rain Showers | 5 to 12 mph NW | 16% |
| Saturday Night | 41°F | Slight Chance Rain Showers then Partly Cloudy | 9 mph NW | 16% |
| Sunday | 61°F | Mostly Sunny | 6 to 10 mph W | 8% |
| Sunday Night | 39°F | Slight Chance Rain Showers | 6 to 9 mph W | 22% |
| Monday | 60°F | Slight Chance Rain Showers | 9 to 16 mph NW | 22% |
| Monday Night | 39°F | Slight Chance Rain Showers | 6 to 12 mph W | 18% |
| Tuesday | 64°F | Sunny | 8 to 16 mph W | 14% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Lancaster, PA
Last spring frost
Apr 19
First fall frost
Oct 24
Growing season
186 days
Hardiness zone
7a
Explore more for Lancaster, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Lancaster 2Ne Fltr Plt, Pa (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.