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Boise weather in January 2021
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- 22°C max day temperature
- 1212 days with some rainfall
- -6-6°C min night temperature
- 99 hours of daylight per day
- 0No heat & humidity
- 3838 mm of monthly rainfall
- 11 (Low) UV index
The January weather guide for Boise, Idaho 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.
How cold is it in Boise in January?
Daytime temperatures usually reach 2°C in Boise in January, falling to -6°C at night.
How sunny is it in Boise in January?
There are normally 4 hours of bright sunshine each day in Boise in January - that's 38% of daylight hours.
Does it rain in Boise in January?
There are usually 12 days with some rain in Boise in January and the average monthly rainfall is 38mm.
Boise sunrise & sunset times for January 2021
Browse the sunrise & sunset times for Boise in January 2021. Select a month to view Boise sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st January 2021||08:18||17:19|
|Saturday, 16th January 2021||08:14||17:36|
|Sunday, 31st January 2021||08:02||17:55|
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Metric (°C / mm) | Imperial (°F / inches)
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Where's warm in Idaho in January?
Below are average maximum temperatures at popular destinations in Idaho in January. Select a destination to see more weather parameters.
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