Block Island weather in July 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Block Island in July. Check more long-term weather averages for Block Island in July before you book your next holiday to Rhode Island in 2025/2026.

  • 26°C maximum daytime temperature in July in Block Island26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in July in Block Island9
    9 days with some rainfall
  • 18°C minimum night-time temperature in July in Block Island18
    18°C min night temperature
  • 15 hours of daylight per day in July in Block Island15
    15 hours of daylight per day
  • Low heat & humidity in July in Block IslandL
    Low heat & humidity
  • 81 mm monthly rainfall in July in Block Island81
    81 mm of monthly rainfall
  • UV (maximum) index 8 (Very High) in July in Block Island8
    8 (Very High) UV index
  • 19°C sea temperature in July in Block Island19
    19°C sea temperature

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The July weather guide for Rhode Island (Block Island) 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 / mm)  |  Imperial (°F / inches)

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How hot is it in Block Island in July?

Daytime temperatures usually reach 26°C in Block Island in July with low heat and humidity, falling to 18°C at night.

How sunny is it in Block Island in July?

There are normally 9 hours of bright sunshine each day in Block Island in July - that's 60% of daylight hours.

How warm is the sea around Block Island in July?

The average sea temperature around Block Island in July is 19°C.

Does it rain in Block Island in July?

There are usually 9 days with some rain in Block Island in July and the average monthly rainfall is 81mm.

What is the chance of a hurricane in Block Island in July?

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

Block Island July sunrise & sunset times

Browse the sunrise and sunset times for Block Island in July 2025. Select a month to view Block Island sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:17 19:23
Wednesday, 16th July 2025 04:28 19:17
Thursday, 31st July 2025 04:41 19:04

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