Frederick weather in August 2025

Expect 86°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Frederick in August. Check more long-term weather averages for Frederick in August before you book your next holiday to Maryland in 2025/2026.

  • 86°F maximum daytime temperature in August in Frederick86
    86°F max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in August in Frederick10
    10 days with some rainfall
  • 63°F minimum night-time temperature in August in Frederick63
    63°F min night temperature
  • 14 hours of daylight per day in August in Frederick14
    14 hours of daylight per day
  • Moderate heat & humidity in August in FrederickM
    Moderate heat & humidity
  • 3.7 inches monthly rainfall in August in Frederick3.7
    3.7 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Frederick8
    8 (Very High) UV index

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

Daytime temperatures usually reach 86°F in Frederick in August with moderate heat and humidity, falling to 63°F at night.

How sunny is it in Frederick in August?

There are normally 8 hours of bright sunshine each day in Frederick in August - that's 62% of daylight hours.

Does it rain in Frederick in August?

There are usually 10 days with some rain in Frederick in August and the average monthly rainfall is 3.7 inches.

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

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

Frederick August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 05:10 19:22
Saturday, 16th August 2025 05:24 19:03
Sunday, 31st August 2025 05:37 18:42

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