Newport weather in August 2025

Expect 81°F daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Newport in August. Check more long-term weather averages for Newport in August before you book your next holiday to Rhode Island in 2025/2026.

  • 81°F maximum daytime temperature in August in Newport81
    81°F max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in August in Newport10
    10 days with some rainfall
  • 63°F minimum night-time temperature in August in Newport63
    63°F min night temperature
  • 14 hours of daylight per day in August in Newport14
    14 hours of daylight per day
  • Low heat & humidity in August in NewportL
    Low heat & humidity
  • 3.8 inches monthly rainfall in August in Newport3.8
    3.8 inches of monthly rainfall
  • UV (maximum) index 8 (Very High) in August in Newport8
    8 (Very High) UV index
  • 68°F sea temperature in August in Newport68
    68°F sea temperature

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The August weather guide for Rhode Island (Newport) 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 Newport in August?

Daytime temperatures usually reach 81°F in Newport in August with low heat and humidity, falling to 63°F at night.

How sunny is it in Newport in August?

There are normally 8 hours of bright sunshine each day in Newport in August - that's 60% of daylight hours.

How warm is the sea around Newport in August?

The average sea temperature around Newport in August is 68°F.

Does it rain in Newport in August?

There are usually 10 days with some rain in Newport in August and the average monthly rainfall is 3.8 inches.

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

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

Newport August sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st August 2025 04:40 19:02
Saturday, 16th August 2025 04:55 18:43
Sunday, 31st August 2025 05:11 18:19

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