Connecticut weather live forecast

Today's maximum temperature in Connecticut is expected to be 27°C. Select a day from the live weather forecast for Connecticut (Hartford), USA for more weather parameters.

5-day weather forecast updated at 04:00 on Sunday 24th August 2025 GMT

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

Top Connecticut destinations

Below are temperatures expected today at popular countries, regions and places in Connecticut. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Connecticut weather forecast by day

Below are the detailed weather forecasts for Connecticut for the next 5 days. The forecasts shown are for Hartford and may not represent the whole of Connecticut. Browse more destinations in Connecticut to view more weather forecasts.

Connecticut weather for Sunday 24th August 2025

Expect scattered clouds in Connecticut with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south.

  • 27°C maximum temperature27
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Gentle breeze of 13 kph from the South13
    kph wind from S

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Connecticut weather for Monday 25th August 2025

Expect isolated thunderstorms in Connecticut with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 51% chance of some rain and a light breeze of 7 kph from the north-west.

  • 27°C maximum temperature27
    °C maximum temperature
  • 18°C minimum temperature18
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 51% chance of some rain51
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 7 kph from the North-West7
    kph wind from NW

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Connecticut weather for Tuesday 26th August 2025

Expect scattered clouds in Connecticut with a maximum temperature of 25°C, maximum UV of 6 (High) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

  • 25°C maximum temperature25
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 9 kph from the West9
    kph wind from W

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Connecticut weather for Wednesday 27th August 2025

Expect scattered clouds in Connecticut with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the north-west.

  • 23°C maximum temperature23
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 23°C wind chill23
    °C wind chill
  • Light breeze of 8 kph from the North-West8
    kph wind from NW

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Connecticut weather for Thursday 28th August 2025

Expect scattered clouds in Connecticut with a maximum temperature of 26°C, maximum UV of 7 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the west.

  • 26°C maximum temperature26
    °C maximum temperature
  • 11°C minimum temperature11
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 26°C wind chill26
    °C wind chill
  • Light breeze of 9 kph from the West9
    kph wind from W

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

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