Marietta weather in May 2025

Expect 23°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Marietta in May. Check more long-term weather averages for Marietta in May before you book your next holiday to Ohio in 2025/2026.

  • 23°C maximum daytime temperature in May in Marietta23
    23°C max day temperature
  • 8 hours of sunshine per day
  • 13 days with some rainfall in May in Marietta13
    13 days with some rainfall
  • 10°C minimum night-time temperature in May in Marietta10
    10°C min night temperature
  • 14 hours of daylight per day in May in Marietta14
    14 hours of daylight per day
  • No heat & humidity in May in Marietta0
    No heat & humidity
  • 98 mm monthly rainfall in May in Marietta98
    98 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Marietta8
    8 (Very High) UV index

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Recommended for Ohio

  • Kids stay & eat for free at Marriot Bonvoy
  • Destinations include Europe, Middle East & Africa
  • Valid for up to 2 adults & 2 kids aged up to 12

The May weather guide for Ohio (Marietta) 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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How hot is it in Marietta in May?

Daytime temperatures usually reach 23°C in Marietta in May, falling to 10°C at night.

How sunny is it in Marietta in May?

There are normally 8 hours of bright sunshine each day in Marietta in May - that's 54% of daylight hours.

Does it rain in Marietta in May?

There are usually 13 days with some rain in Marietta in May and the average monthly rainfall is 98mm.

Marietta May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:27 19:20
Friday, 16th May 2025 05:11 19:34
Saturday, 31st May 2025 05:01 19:46

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