Connecticut weather live forecast

Today's maximum temperature in Connecticut is expected to be 79°F. 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 Tuesday 19th 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.

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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 Monday 18th August 2025

Expect broken clouds in Connecticut with a maximum temperature of 79°F, maximum UV of 8 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north.

  • 79°F maximum temperature79
    °F maximum temperature
  • 61°F minimum temperature61
    °F minimum temperature
  • Broken clouds
    broken 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
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the North9
    mph wind from N

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Connecticut weather for Tuesday 19th August 2025

Expect broken clouds in Connecticut with a maximum temperature of 79°F, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 4 mph from the south.

  • 79°F maximum temperature79
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 79°F wind chill79
    °F wind chill
  • Light breeze of 4 mph from the South4
    mph wind from S

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Connecticut weather for Wednesday 20th August 2025

Expect mostly cloudy with rain in Connecticut with a maximum temperature of 68°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 70% chance of some rain and a light breeze of 5 mph from the north-east.

  • 68°F maximum temperature68
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 70% chance of some rain70
    % chance of some rain
  • 20-30 mm of rainfall expected<30
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Light breeze of 5 mph from the North-East5
    mph wind from NE

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Connecticut weather for Thursday 21st August 2025

Expect sunshine and showers in Connecticut with a maximum temperature of 75°F, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 5-10 mm of rainfall expected with 18% chance of some rain and a light breeze of 7 mph from the north-east.

  • 75°F maximum temperature75
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 18% chance of some rain18
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the North-East7
    mph wind from NE

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Connecticut weather for Friday 22nd August 2025

Expect scattered clouds in Connecticut with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 mph from the north.

  • 81°F maximum temperature81
    °F maximum temperature
  • 57°F minimum temperature57
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 7 mph from the North7
    mph wind from N

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