Allentown weather in May 2024

Expect 22°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Allentown in May. Check more long-term weather averages for Allentown in May before you book your next holiday to Pennsylvania in 2024/2025.

  • 22°C maximum daytime temperature in May in Allentown22
    22°C max day temperature
  • 8 hours of sunshine per day
  • 12 days with some rainfall in May in Allentown12
    12 days with some rainfall
  • 9°C minimum night-time temperature in May in Allentown9
    9°C min night temperature
  • 14 hours of daylight per day in May in Allentown14
    14 hours of daylight per day
  • No heat & humidity in May in Allentown0
    No heat & humidity
  • 108 mm monthly rainfall in May in Allentown108
    108 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Allentown7
    7 (High) UV index

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The May weather guide for Pennsylvania (Allentown) 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)

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More about the USA

How hot is it in Allentown in May?

Daytime temperatures usually reach 22°C in Allentown in May, falling to 9°C at night.

How sunny is it in Allentown in May?

There are normally 8 hours of bright sunshine each day in Allentown in May - that's 55% of daylight hours.

Does it rain in Allentown in May?

There are usually 12 days with some rain in Allentown in May and the average monthly rainfall is 108mm.

Allentown May sunrise & sunset times

Browse the sunrise and sunset times for Allentown in May 2024. Select a month to view Allentown sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 06:00 19:59
Thursday, 16th May 2024 05:44 20:14
Friday, 31st May 2024 05:34 20:26

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