Which is the hottest month in Harrisburg?

The hottest time of year in Harrisburg is normally July. Expect maximum daytime temperatures to reach 30°C with high heat and humidity.

Which month has the most rain in Harrisburg?

In terms of rainfall, May is usually the wettest month in Harrisburg with 104mm on average. There are normally 12 days in May with some rain.

When is it sunniest in Harrisburg?

The sunniest time of year in Harrisburg is normally July with bright sunshine on average for 67% of daylight hours; that's 10 hours of sunshine per day.

Best time to visit Harrisburg

Q: When is the best time to visit Harrisburg?

The best time to visit Harrisburg is June based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

Find the best time to visit Harrisburg and plan your perfect trip in 2025/2026. Get holiday inspiration, weather guides, travel advice and find great deals.

Harrisburg by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Harrisburg?

The best time to visit Harrisburg is June based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

1
Jan
1.5
Feb
1.5
Mar
2.5
Apr
4
May
5
Jun
4
Jul
4
Aug
4
Sep
2
Oct
0.5
Nov
0.5
Dec

Change criteria

Max Day Temperature (°C)

2
Jan
4
Feb
10
Mar
17
Apr
22
May
27
Jun
30
Jul
29
Aug
24
Sep
18
Oct
11
Nov
5
Dec

Hours of Sunshine (daily)

5
Jan
6
Feb
7
Mar
8
Apr
9
May
10
Jun
10
Jul
9
Aug
7
Sep
6
Oct
5
Nov
4
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Pennsylvania (Harrisburg) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)