Helena weather in January 2025

Expect 30°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Helena in January. Check more long-term weather averages for Helena in January before you book your next holiday to Montana in 2025/2026.

  • 30°F maximum daytime temperature in January in Helena30
    30°F max day temperature
  • 4 hours of sunshine per day
  • 9 days with some rainfall in January in Helena9
    9 days with some rainfall
  • 9°F minimum night-time temperature in January in Helena9
    9°F min night temperature
  • 9 hours of daylight per day in January in Helena9
    9 hours of daylight per day
  • No heat & humidity in January in Helena0
    No heat & humidity
  • 0.7 inches monthly rainfall in January in Helena0.7
    0.7 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Helena1
    1 (Low) UV index

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The January weather guide for Montana (Helena) 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)  |  Imperial (°F)

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How cold is it in Helena in January?

Daytime temperatures usually reach 30°F in Helena in January, falling to 9°F at night.

How sunny is it in Helena in January?

There are normally 4 hours of bright sunshine each day in Helena in January - that's 43% of daylight hours.

Does it rain in Helena in January?

There are usually 9 days with some rain in Helena in January and the average monthly rainfall is 0.7 inches. Rain may fall as snow in this month.

Helena January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 08:12 16:52
Thursday, 16th January 2025 08:07 17:09
Friday, 31st January 2025 07:53 17:31

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