Gettysburg, PA Weather & Growing Conditions
Tonight
52°F
Mostly Clear
Mostly clear, with a low around 52. North wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Clear | 5 mph N | 0% |
| Saturday | 76°F | Mostly Sunny | 5 mph NE | 3% |
| Saturday Night | 63°F | Chance Rain Showers | 3 to 7 mph SE | 38% |
| Sunday | 78°F | Showers And Thunderstorms | 6 to 9 mph S | 82% |
| Sunday Night | 60°F | Showers And Thunderstorms | 2 to 9 mph NW | 82% |
| Monday | 69°F | Chance Rain Showers | 9 mph NE | 38% |
| Monday Night | 56°F | Rain Showers Likely | 5 to 8 mph NE | 55% |
| Tuesday | 61°F | Rain Showers Likely | 9 mph NE | 69% |
| Tuesday Night | 50°F | Rain Showers Likely | 9 mph NE | 69% |
| Wednesday | 59°F | Rain Showers Likely | 9 mph NE | 55% |
| Wednesday Night | 50°F | Chance Showers And Thunderstorms | 5 to 8 mph NE | 53% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 8 mph NE | 48% |
| Thursday Night | 51°F | Chance Rain Showers | 2 to 6 mph N | 42% |
| Friday | 66°F | Slight Chance Rain Showers | 7 mph N | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Gettysburg, PA
Last spring frost
Apr 24
First fall frost
Oct 21
Growing season
180 days
Hardiness zone
7a
Explore more for Gettysburg, PA: full frost dates · planting calendar · Pennsylvania frost dates
Climate data from the nearest NOAA station, Eisenhower Nhs, Pa (1.5 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.