Harrisburg weather live forecast

Today's maximum temperature in Harrisburg is expected to be 39°C. Select a day from the live weather forecast for Harrisburg, Pennsylvania, USA for more weather parameters.

Thursday
2nd Jul
39

26

15

9
Friday
3rd Jul
39

28

12

8
Saturday
4th Jul
35

27

8

8
Sunday
5th Jul
30

23

3

7
Monday
6th Jul
25

22

3

4

5-day weather forecast updated at 04:00 on Friday 3rd July 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 Thursday 2nd July 2026

Expect clear skies in Harrisburg, Pennsylvania with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 9 (Very High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the west.

39
°C maximum temperature
26
°C minimum temperature
clear skies
15
hours of sunshine
9
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
11
kph wind from W

Harrisburg weather for Friday 3rd July 2026

Expect scattered clouds in Harrisburg, Pennsylvania with a maximum temperature of 39°C, very high levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the west.

39
°C maximum temperature
28
°C minimum temperature
scattered clouds
12
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
VH
very high heat & humidity
10
kph wind from W

Harrisburg weather for Saturday 4th July 2026

Expect isolated thunderstorms in Harrisburg, Pennsylvania with a maximum temperature of 35°C, high levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 42% chance of some rain and a light breeze of 11 kph from the west.

35
°C maximum temperature
27
°C minimum temperature
isolated thunderstorms
8
hours of sunshine
8
UV index (Very High)
42
% chance of some rain
<2
mm of rainfall expected
H
high heat & humidity
11
kph wind from W

Harrisburg weather for Sunday 5th July 2026

Expect isolated thunderstorms in Harrisburg, Pennsylvania with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 84% chance of some rain and little or no wind of 6 kph from the east.

30
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
84
% chance of some rain
<20
mm of rainfall expected
M
moderate heat & humidity
6
kph wind from E

Harrisburg weather for Monday 6th July 2026

Expect isolated thunderstorms in Harrisburg, Pennsylvania with a maximum temperature of 25°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 10-20 mm of rainfall expected with 90% chance of some rain and a light breeze of 7 kph from the south-east.