Harrisburg weather in May 2025

Expect 22°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Harrisburg in May. Check more long-term weather averages for Harrisburg in May before you book your next holiday to Pennsylvania in 2025/2026.

  • 22°C maximum daytime temperature in May in Harrisburg22
    22°C max day temperature
  • 9 hours of sunshine per day
  • 12 days with some rainfall in May in Harrisburg12
    12 days with some rainfall
  • 10°C minimum night-time temperature in May in Harrisburg10
    10°C min night temperature
  • 14 hours of daylight per day in May in Harrisburg14
    14 hours of daylight per day
  • No heat & humidity in May in Harrisburg0
    No heat & humidity
  • 104 mm monthly rainfall in May in Harrisburg104
    104 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Harrisburg8
    8 (Very High) UV index

More about Harrisburg

Harrisburg by month

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

Recommended for Pennsylvania

  • Save up to 20% when you book long stays with Marriott
  • 20% off - 4-6 nights, 15% off 3 nights
  • Book participating hotels in Europe, the Middle East & Africa

The May weather guide for Pennsylvania (Harrisburg) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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

Back to top

More about the USA

How hot is it in Harrisburg in May?

Daytime temperatures usually reach 22°C in Harrisburg in May, falling to 10°C at night.

How sunny is it in Harrisburg in May?

There are normally 9 hours of bright sunshine each day in Harrisburg in May - that's 59% of daylight hours.

Does it rain in Harrisburg in May?

There are usually 12 days with some rain in Harrisburg in May and the average monthly rainfall is 104mm.

Harrisburg May sunrise & sunset times

Browse the sunrise and sunset times for Harrisburg in May 2025. Select a month to view Harrisburg sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:07 19:03
Friday, 16th May 2025 04:50 19:18
Saturday, 31st May 2025 04:40 19:31

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^