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Gettysburg Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Gettysburg year round climate

  • Spring (March–May): Average 46–66°F, mild climate, moderate rainfall, suitable for outdoor activities. Common activities: Visiting Gettysburg National Military Park, hiking. Recommended clothing: Light jacket, long-sleeved shirt, comfortable shoes.
  • Summer (June–August): Average 74–80°F, hot and humid, occasional showers. Common activities: Visiting museums, historical sites, relaxing in parks. Recommended clothing: Breathable short-sleeved clothing, shorts, sun hat.
  • Autumn (September–November): Average 48–69°F, pleasant climate, gradually decreasing rainfall. Common activities: Leaf peeping, outdoor excursions, visiting wineries. Recommended clothing: Comfortable long-sleeved shirts, light jacket.
  • Winter (December–February): Average 36–41°F, cold and dry, occasional snowfall. Common activities: Indoor sightseeing, museums, enjoying hot drinks. Recommended clothing: Warm coat, hat, scarf, gloves.

Gettysburg climatological average

Annual average temperature: approx. 57.2°F / Annual rainfall: approx. 863 mm / Summer humidity: 60%–70% / Rainiest month: September

Gettysburg monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
36.7°F
88.5
February
41.2°F
52.1
March
46.9°F
84.7
April
57.2°F
83.3
May
66°F
62
June
74.8°F
65.1
July
80.1°F
81.6
August
75°F
68.3
September
69.4°F
92.1
October
58.3°F
39.9
November
48.9°F
55.8
December
39°F
90.2

Gettysburg weather for the next seven days

1/11
Sunday
Patchy rain nearby
43.7°F/29.6°F
1/12
Monday
Partly Cloudy
38.8°F/27.1°F
1/13
Tuesday
Sunny
44.8°F/27.3°F
1/14
Wednesday
Patchy rain nearby
48.9°F/36.2°F
1/15
Thursday
Moderate rain
41.1°F/22.8°F
1/16
Friday
Moderate or heavy snow showers
27.8°F/8.9°F
1/17
Saturday
Light freezing rain
30°F/3.9°F