Baltimore weather in August 2025

Expect 86°F daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Baltimore in August based on long-term weather averages. There is usually 9 days with some rainfall and 105 inches of average monthly rainfall in August.

  • 86°F maximum daytime temperature in August in Baltimore86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in August in Baltimore9
    9 days with some rainfall
  • 68°F minimum night-time temperature in August in Baltimore68
    68°F min night temperature
  • 14 hours of daylight per day in August in Baltimore14
    14 hours of daylight per day
  • High heat & humidity in August in BaltimoreH
    High heat & humidity
  • 4.1 inches monthly rainfall in August in Baltimore4.1
    4.1 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Baltimore8
    8 (Very High) UV index
  • 77°F sea temperature in August in Baltimore77
    77°F 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.

Metric (°C)  |  Imperial (°F)

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How hot is it in Baltimore in August?

Daytime temperatures usually reach 86°F in Baltimore in August with high heat and humidity, falling to 68°F at night.

How sunny is it in Baltimore in August?

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

How warm is the sea around Baltimore in August?

The average sea temperature around Baltimore in August is 77°F.

Does it rain in Baltimore in August?

There are usually 9 days with some rain in Baltimore in August and the average monthly rainfall is 4.1 inches.

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

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

Baltimore August sunrise & sunset times

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

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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