Hartford weather live forecast

Today's maximum temperature in Hartford is expected to be 29°C. Select a day from the live weather forecast for Hartford, Connecticut, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Saturday 6th September 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.

Hartford weather forecast by day

Below are the detailed weather forecasts for Hartford for the next 5 days.

Hartford weather for Saturday 6th September 2025

Expect isolated thunderstorms in Hartford, Connecticut with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 30-40 mm of rainfall expected with 87% chance of some rain and a gentle breeze of 16 kph from the south.

  • 29°C maximum temperature29
    °C maximum temperature
  • 17°C minimum temperature17
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 7 hours of bright sunshine7
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 87% chance of some rain87
    % chance of some rain
  • 30-40 mm of rainfall expected<40
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Gentle breeze of 16 kph from the South16
    kph wind from S

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Hartford weather for Sunday 7th September 2025

Expect mostly cloudy with rain in Hartford, Connecticut with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 67% chance of some rain and little or no wind of 5 kph from the north.

  • 19°C maximum temperature19
    °C maximum temperature
  • 14°C minimum temperature14
    °C minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 67% chance of some rain67
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 19°C wind chill19
    °C wind chill
  • Little or no wind of 5 kph from the North5
    kph wind from N

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Hartford weather for Monday 8th September 2025

Expect sunshine and showers in Hartford, Connecticut with a maximum temperature of 22°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0-2 mm of rainfall expected with 2% chance of some rain and little or no wind of 6 kph from the north-west.

  • 22°C maximum temperature22
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 2% chance of some rain2
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 22°C wind chill22
    °C wind chill
  • Little or no wind of 6 kph from the North-West6
    kph wind from NW

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Hartford weather for Tuesday 9th September 2025

Expect scattered clouds in Hartford, Connecticut with a maximum temperature of 22°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 6 kph from the east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    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
  • Little or no wind of 6 kph from the East6
    kph wind from E

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Hartford weather for Wednesday 10th September 2025

Expect broken clouds in Hartford, Connecticut with a maximum temperature of 21°C, maximum UV of 5 (Moderate) and 2 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

  • 21°C maximum temperature21
    °C maximum temperature
  • 10°C minimum temperature10
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 21°C wind chill21
    °C wind chill
  • Light breeze of 9 kph from the North-East9
    kph wind from NE

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

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