Hartford weather in January 2025

Expect 1°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Hartford in January. Check more long-term weather averages for Hartford in January before you book your next holiday to Connecticut in 2025/2026.

  • 1°C maximum daytime temperature in January in Hartford1
    1°C max day temperature
  • 6 hours of sunshine per day
  • 11 days with some rainfall in January in Hartford11
    11 days with some rainfall
  • -9°C minimum night-time temperature in January in Hartford-9
    -9°C min night temperature
  • 10 hours of daylight per day in January in Hartford10
    10 hours of daylight per day
  • No heat & humidity in January in Hartford0
    No heat & humidity
  • 84 mm monthly rainfall in January in Hartford84
    84 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Hartford1
    1 (Low) UV index

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The January weather guide for Connecticut (Hartford) 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 cold is it in Hartford in January?

Daytime temperatures usually reach 1°C in Hartford in January, falling to -9°C at night.

How sunny is it in Hartford in January?

There are normally 6 hours of bright sunshine each day in Hartford in January - that's 58% of daylight hours.

Does it rain in Hartford in January?

There are usually 11 days with some rain in Hartford in January and the average monthly rainfall is 84mm. Rain may fall as snow in this month.

Hartford January sunrise & sunset times

Browse the sunrise and sunset times for Hartford in January 2025. Select a month to view Hartford sunrise and sunset times for the next 12 months.


Date Sunrise times Sunset times
Wednesday, 1st January 2025 07:18 16:31
Thursday, 16th January 2025 07:15 16:47
Friday, 31st January 2025 07:04 17:05

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