Gettysburg weather live forecast

Today's maximum temperature in Gettysburg is expected to be 30°C. Select a day from the live weather forecast for Gettysburg, Pennsylvania, USA for more weather parameters.

Wednesday
20th May
30

18

10

UV9
Thursday
21st May
17

12

1

UV4
Friday
22nd May
14

9

0

UV3
Saturday
23rd May
12

9

0

UV1
Sunday
24th May
17

9

0

UV2

5-day weather forecast updated at 04:02 on Wednesday 20th May 2026 GMT

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The 5-day weather forecast for Pennsylvania (Gettysburg) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Gettysburg weather forecast by day

Below are the detailed weather forecasts for Gettysburg for the next 5 days.

Gettysburg weather for Wednesday 20th May 2026

Expect scattered clouds in Gettysburg, Pennsylvania with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the west.

30
°C maximum temperature
18
°C minimum temperature
scattered clouds
10
hours of sunshine
UV9
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from W

Gettysburg weather for Thursday 21st May 2026

Expect mostly cloudy with rain in Gettysburg, Pennsylvania with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 73% chance of some rain and a gentle breeze of 14 kph from the north.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
UV4
UV index (Moderate)
73
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
14
kph wind from N

Gettysburg weather for Friday 22nd May 2026

Expect cloudy with some rain in Gettysburg, Pennsylvania with a maximum temperature of 14°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a light breeze of 10 kph from the east.

14
°C maximum temperature
9
°C minimum temperature
cloudy with some rain
0
hours of sunshine
UV3
UV index (Moderate)
86
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
10
kph wind from E

Gettysburg weather for Saturday 23rd May 2026

Expect cloudy with some rain in Gettysburg, Pennsylvania with a maximum temperature of 12°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 82% chance of some rain and a light breeze of 9 kph from the east.

12
°C maximum temperature
9
°C minimum temperature
cloudy with some rain
0
hours of sunshine
UV1
UV index (Low)
82
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
9
kph wind from E

Gettysburg weather for Sunday 24th May 2026

Expect isolated thunderstorms in Gettysburg, Pennsylvania with a maximum temperature of 17°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 40% chance of some rain and little or no wind of 6 kph from the east.