Salmon weather in December 2025

Expect daytime maximum temperatures of -1°C in Salmon, Idaho in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 12 days with some rainfall, which might fall as snow.

  • -1°C maximum daytime temperature in December in Salmon-1
    -1°C max day temperature
  • 3 hours of sunshine per day
  • 12 days with some rainfall in December in Salmon12
    12 days with some rainfall
  • -11°C minimum night-time temperature in December in Salmon-11
    -11°C min night temperature
  • 9 hours of daylight per day in December in Salmon9
    9 hours of daylight per day
  • No heat & humidity in December in Salmon0
    No heat & humidity
  • 21 mm monthly rainfall in December in Salmon21
    21 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Salmon1
    1 (Low) UV index

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The December weather guide for Idaho (Salmon) 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 Salmon in December?

Daytime temperatures usually reach -1°C in Salmon in December, falling to -11°C at night.

How sunny is it in Salmon in December?

There are normally 3 hours of bright sunshine each day in Salmon in December - that's 36% of daylight hours.

Does it rain in Salmon in December?

There are usually 12 days with some rain in Salmon in December and the average monthly rainfall is 21mm. Rain may fall as snow in this month.

Salmon December sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st December 2025 07:55 16:55
Tuesday, 16th December 2025 08:09 16:54
Wednesday, 31st December 2025 08:14 17:03

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