Gettysburg, PA Weather & Growing Conditions
Overnight
49°F
Patchy Fog
Patchy fog after 5am. Mostly clear, with a low around 49. South wind around 2 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Patchy Fog | 2 mph S | 0% |
| Wednesday | 74°F | Patchy Fog then Mostly Sunny | 1 to 12 mph S | 1% |
| Wednesday Night | 60°F | Mostly Cloudy then Light Rain | 5 to 9 mph S | 77% |
| Thursday | 73°F | Light Rain | 5 to 10 mph S | 77% |
| Thursday Night | 58°F | Chance Light Rain then Rain Showers Likely | 0 to 3 mph SW | 58% |
| Friday | 69°F | Rain Showers Likely | 2 mph N | 58% |
| Friday Night | 46°F | Chance Rain Showers | 2 mph NW | 49% |
| Saturday | 63°F | Mostly Sunny | 2 to 9 mph NW | 14% |
| Saturday Night | 37°F | Partly Cloudy | 3 to 7 mph NW | 14% |
| Sunday | 60°F | Mostly Sunny | 2 to 7 mph W | 7% |
| Sunday Night | 36°F | Partly Cloudy then Slight Chance Rain Showers | 5 mph W | 22% |
| Monday | 60°F | Slight Chance Rain Showers | 5 to 13 mph NW | 23% |
| Monday Night | 35°F | Slight Chance Rain Showers | 3 to 8 mph W | 23% |
| Tuesday | 63°F | Sunny | 6 to 12 mph W | 11% |
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 Nov 4, 2026.