Block Island weather live forecast

Today's maximum temperature in Block Island is expected to be 25°C. Select a day from the live weather forecast for Block Island, Rhode Island, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 16th August 2025 GMT

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The 5-day weather forecast for Rhode Island (Block Island) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Block Island weather forecast by day

Below are the detailed weather forecasts for Block Island for the next 5 days.

Block Island weather for Saturday 16th August 2025

Expect scattered clouds in Block Island, Rhode Island with a maximum temperature of 25°C, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the south.

  • 25°C maximum temperature25
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 25°C wind chill25
    °C wind chill
  • Gentle breeze of 14 kph from the South14
    kph wind from S

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Block Island weather for Sunday 17th August 2025

Expect isolated thunderstorms in Block Island, Rhode Island with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 24 kph from the south-west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 20°C minimum temperature20
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 25% chance of some rain25
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 24 kph from the South-West24
    kph wind from SW

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Block Island weather for Monday 18th August 2025

Expect isolated thunderstorms in Block Island, Rhode Island with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 11% chance of some rain and a fresh breeze of 32 kph from the north-east.

  • 24°C maximum temperature24
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 11% chance of some rain11
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 24°C wind chill24
    °C wind chill
  • Fresh breeze of 32 kph from the North-East32
    kph wind from NE

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Block Island weather for Tuesday 19th August 2025

Expect broken clouds in Block Island, Rhode Island with a maximum temperature of 23°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the east.

  • 23°C maximum temperature23
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Broken clouds
    broken clouds
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Moderate breeze of 20 kph from the East20
    kph wind from E

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Block Island weather for Wednesday 20th August 2025

Expect mostly cloudy with light rain in Block Island, Rhode Island with a maximum temperature of 23°C, maximum UV of 7 (High) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 36% chance of some rain and a moderate breeze of 22 kph from the east.

  • 23°C maximum temperature23
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 36% chance of some rain36
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 22 kph from the East22
    kph wind from E

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Metric (°C / mm)  |  Imperial (°F / inches)

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