Annapolis weather in August 2026

Expect daytime maximum temperatures of 86°F in Annapolis, Maryland in August based on long-term weather averages. There are 9 hours of sunshine per day on average with 10 days with some rainfall and typically 4.3 inches of rainfall in the month.

  • 86°F maximum daytime temperature in August in Annapolis86
    86°F max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in August in Annapolis10
    10 days with some rainfall
  • 66°F minimum night-time temperature in August in Annapolis66
    66°F min night temperature
  • 14 hours of daylight per day in August in Annapolis14
    14 hours of daylight per day
  • Moderate heat & humidity in August in AnnapolisM
    Moderate heat & humidity
  • 4.3 inches monthly rainfall in August in Annapolis4.3
    4.3 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Annapolis8
    8 (Very High) UV index
  • 77°F sea temperature in August in Annapolis77
    77°F sea temperature

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The August weather guide for Maryland (Annapolis) 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 Annapolis in August?

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

How sunny is it in Annapolis in August?

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

How warm is the sea around Annapolis in August?

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

Does it rain in Annapolis in August?

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

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

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

Annapolis August sunrise & sunset times

Browse the sunrise and sunset times for Annapolis in August 2026. Select a month to view Annapolis sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Saturday, 1st August 2026 05:07 19:17
Sunday, 16th August 2026 05:20 18:59
Monday, 31st August 2026 05:34 18:38

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