Helena weather in January 2025

Expect -1°C 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.

  • -1°C maximum daytime temperature in January in Helena-1
    -1°C max day temperature
  • 4 hours of sunshine per day
  • 9 days with some rainfall in January in Helena9
    9 days with some rainfall
  • -13°C minimum night-time temperature in January in Helena-13
    -13°C 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
  • 17 mm monthly rainfall in January in Helena17
    17 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Helena1
    1 (Low) UV index

More about Helena

Helena by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Montana

  • Save up to £700 per couple on escorted tours in 2024
  • £400 off Europe, £600 off USA & Canada & £700 off long haul
  • Travel before 31st December 2024 (inclusive)

Expires at 23:59 on Thursday 4th Apr 2024 · View all Cosmos offers

CosmosTour deal finder

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 / mm)  |  Imperial (°F / inches)

Back to top

More about the USA

How cold is it in Helena in January?

Daytime temperatures usually reach -1°C in Helena in January, falling to -13°C 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 17mm. 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

Related posts

Popular travel offers

Explore holidays in the sun for less

Top ^