Gettysburg, PA Weather & Growing Conditions
Today
84°F
Mostly Sunny
Mostly sunny, with a high near 84. Northeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 84°F | Mostly Sunny | 3 mph NE | 0% |
| Tonight | 66°F | Mostly Cloudy then Areas Of Fog | 0 to 3 mph E | 10% |
| Wednesday | 83°F | Showers And Thunderstorms Likely | 0 to 3 mph E | 72% |
| Wednesday Night | 69°F | Showers And Thunderstorms Likely | 3 mph SE | 58% |
| Thursday | 88°F | Patchy Fog then Chance Showers And Thunderstorms | 2 to 6 mph S | 50% |
| Thursday Night | 69°F | Chance Showers And Thunderstorms | 0 to 5 mph W | 50% |
| Friday | 87°F | Mostly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 53% |
| Friday Night | 68°F | Chance Showers And Thunderstorms | 0 to 3 mph NW | 53% |
| Saturday | 86°F | Partly Sunny then Chance Showers And Thunderstorms | 0 to 5 mph W | 43% |
| Saturday Night | 67°F | Chance Showers And Thunderstorms | 0 to 3 mph W | 43% |
| Sunday | 88°F | Mostly Sunny | 0 to 3 mph NW | 13% |
| Sunday Night | 69°F | Partly Cloudy | 2 mph W | 13% |
| Monday | 89°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 0 to 7 mph W | 16% |
| Monday Night | 69°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 1 to 6 mph W | 16% |
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 Aug 4, 2026.