Maryland weather in August 2025

Expect 30°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Maryland in August. Check more long-term weather averages for Maryland in August before you book your next holiday to Maryland in 2025/2026.

  • 30°C maximum daytime temperature in August in Maryland (Baltimore)30
    30°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Maryland (Baltimore)9
    9 days with some rainfall
  • 20°C minimum night-time temperature in August in Maryland (Baltimore)20
    20°C min night temperature
  • 14 hours of daylight per day in August in Maryland (Baltimore)14
    14 hours of daylight per day
  • High heat & humidity in August in Maryland (Baltimore)H
    High heat & humidity
  • 105 mm monthly rainfall in August in Maryland (Baltimore)105
    105 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Maryland (Baltimore)8
    8 (Very High) UV index
  • 25°C sea temperature in August in Maryland (Baltimore)25
    25°C sea temperature

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The August 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 August. Select a holiday destination to see more weather parameters.

All Maryland destinations

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

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How hot is it in Maryland in August?

Daytime temperatures usually reach 30°C in Baltimore, Maryland in August with high heat and humidity, falling to 20°C at night.

How sunny is it in Maryland in August?

There are normally 9 hours of bright sunshine each day in Baltimore, Maryland in August - that's 62% of daylight hours.

How warm is the sea around Maryland in August?

The average sea temperature around Baltimore, Maryland in August is 25°C.

Does it rain in Maryland in August?

There are usually 9 days with some rain in Baltimore, Maryland in August and the average monthly rainfall is 105mm.

What is the chance of a hurricane in Maryland in August?

On average less than 1 day in August in Baltimore, Maryland is likely to be affected by the passage of one or more tropical storms.

Maryland August sunrise & sunset times

Browse the sunrise and sunset times for Maryland in August 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
Friday, 1st August 2025 05:07 19:18
Saturday, 16th August 2025 05:21 19:00
Sunday, 31st August 2025 05:34 18:38

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