Spring (March–May): Average 8.3–18.9°C, 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 23.8–26.7°C, 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 9.4–20.8°C, 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 2.6–5.1°C, cold and dry, occasional snowfall. Common activities: Indoor sightseeing, museums, enjoying hot drinks. Recommended clothing: Warm coat, hat, scarf, gloves.
Weather in Gettysburg
Annual average temperature: approx. 14°C / Annual rainfall: approx. 863 mm / Summer humidity: 60%–70% / Rainiest month: September
Gettysburg weather by month
Month
Air temperature (°C)
Precipitation (mm)
January
2.6°C
88.5
February
5.1°C
52.1
March
8.3°C
84.7
April
14°C
83.3
May
18.9°C
62
June
23.8°C
65.1
July
26.7°C
81.6
August
23.9°C
68.3
September
20.8°C
92.1
October
14.6°C
39.9
November
9.4°C
55.8
December
3.9°C
90.2
7-day weather forecast for Gettysburg
10/26
Monday
Sunny
20.1°C/5.2°C
10/27
Tuesday
Sunny
18.1°C/7.9°C
10/28
Wednesday
Overcast
17.9°C/6.5°C
10/29
Thursday
Sunny
21.1°C/7.6°C
10/30
Friday
Sunny
23°C/10.3°C
10/31
Saturday
Overcast
18.8°C/8.9°C
11/1
Sunday
Overcast
19.4°C/10.1°C
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