Harrisburg weather live forecast

Today's maximum temperature in Harrisburg is expected to be 29°C. Select a day from the live weather forecast for Harrisburg, Pennsylvania, USA for more weather parameters.

Friday
14th Aug
29

22

6

6
Saturday
15th Aug
29

21

6

7
Sunday
16th Aug
26

22

4

6
Monday
17th Aug
29

22

4

7
Tuesday
18th Aug
28

19

9

7

5-day weather forecast updated at 04:00 on Friday 14th August 2026 GMT

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

Harrisburg weather forecast by day

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

Harrisburg weather for Friday 14th August 2026

Expect broken clouds in Harrisburg, Pennsylvania with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the north.

29
°C maximum temperature
22
°C minimum temperature
broken clouds
6
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
4
kph wind from N

Harrisburg weather for Saturday 15th August 2026

Expect broken clouds in Harrisburg, Pennsylvania with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

29
°C maximum temperature
21
°C minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
6
kph wind from E

Harrisburg weather for Sunday 16th August 2026

Expect broken clouds in Harrisburg, Pennsylvania with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

26
°C maximum temperature
22
°C minimum temperature
broken clouds
4
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
13
kph wind from S

Harrisburg weather for Monday 17th August 2026

Expect mostly cloudy with rain in Harrisburg, Pennsylvania with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 34% chance of some rain and a light breeze of 12 kph from the north-west.

29
°C maximum temperature
22
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
7
UV index (High)
34
% chance of some rain
<10
mm of rainfall expected
M
moderate heat & humidity
12
kph wind from NW

Harrisburg weather for Tuesday 18th August 2026

Expect scattered clouds in Harrisburg, Pennsylvania with a maximum temperature of 28°C, low levels of heat & humidity, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.