Maryland weather in May 2025

Expect 75°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Maryland in May. Check more long-term weather averages for Maryland in May before you book your next holiday to Maryland in 2025/2026.

  • 75°F maximum daytime temperature in May in Maryland (Baltimore)75
    75°F max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in May in Maryland (Baltimore)11
    11 days with some rainfall
  • 55°F minimum night-time temperature in May in Maryland (Baltimore)55
    55°F min night temperature
  • 14 hours of daylight per day in May in Maryland (Baltimore)14
    14 hours of daylight per day
  • No heat & humidity in May in Maryland (Baltimore)0
    No heat & humidity
  • 3.8 inches monthly rainfall in May in Maryland (Baltimore)3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in May in Maryland (Baltimore)8
    8 (Very High) UV index
  • 54°F sea temperature in May in Maryland (Baltimore)54
    54°F sea temperature

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The May weather guide for Maryland (Baltimore) 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.

Top Maryland destinations

Below are average maximum temperatures at popular countries, regions and places in Maryland in May. Select a holiday destination to see more weather parameters.

All Maryland destinations

Metric (°C)  |  Imperial (°F)

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More about the USA

How hot is it in Maryland in May?

Daytime temperatures usually reach 75°F in Baltimore, Maryland in May, falling to 55°F at night.

How sunny is it in Maryland in May?

There are normally 8 hours of bright sunshine each day in Baltimore, Maryland in May - that's 58% of daylight hours.

How warm is the sea around Maryland in May?

The average sea temperature around Baltimore, Maryland in May is 54°F.

Does it rain in Maryland in May?

There are usually 11 days with some rain in Baltimore, Maryland in May and the average monthly rainfall is 3.8 inches.

Maryland May sunrise & sunset times

Browse the sunrise and sunset times for Maryland in May 2025. Select a month to view Maryland sunrise and sunset times for the next 12 months. The Maryland sunrise and sunset times shown below are for Baltimore.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:07 19:00
Friday, 16th May 2025 04:52 19:14
Saturday, 31st May 2025 04:42 19:27

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