Idaho weather in December
Planning a getaway to Idaho this December and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:
What is the weather like in Idaho in December?
Idaho is a region in the United States of America. December in Idaho generally has temperatures that range from very cold to cold, with precipitation levels ranging from low to high. December falls during the winter season.
During the day the temperature is very cold in Stanley at -2°C and cold in Lewiston at 5°C. As night falls, temperatures generally drop to -1°C in Lewiston and -15°C in Stanley. December is a very cold month in some areas, so be prepared and make sure to dress up warm.
In December, precipitation varies across different areas. From low snowfall in Salmon with an average of 16 mm to high snowfall in Wallace with 150 mm. Boise experiences its highest rainfall in this month of the year. Come prepared by bringing an umbrella. Boise enjoys a balanced 103 hours of sunlight. Ensuring it's neither too overcast nor too sunny.
For a closer look at December's conditions in Idaho, see the map below. For a more detailed look at Idaho's yearly weather, check out our Idaho climate page.
Where to go in Idaho in December
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Popular destinations in Idaho
What is the weather like in December for the 5 most popular destinations in Idaho?
Average weather in Boise
In December Boise generally has low temperatures with maximum daytime temperatures around 4°C, minimum nighttime temperatures around -5°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
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Average weather in Coeur d'Alene
In December Coeur d'Alene generally has very low temperatures with maximum daytime temperatures around 2°C, minimum nighttime temperatures around -4°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
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Average weather in Idaho Falls
In December Idaho Falls generally has very low temperatures with maximum daytime temperatures around -0°C, minimum nighttime temperatures around -10°C and low monthly snowfall. So on average the conditions are poor that month.
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Average weather in Ketchum
In December Ketchum generally has very low temperatures with maximum daytime temperatures around -0°C, minimum nighttime temperatures around -11°C and moderate monthly snowfall. So on average the conditions are poor that month.
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Average weather in Pocatello
In December Pocatello generally has very low temperatures with maximum daytime temperatures around 2°C, minimum nighttime temperatures around -7°C and moderate monthly snow/rainfall. So on average the conditions are poor that month.
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Is your destination not in the list? Have a look at other destinations in Idaho, in the United States of America.
Is December the best time to visit Idaho?
In our opinion, December may not be the ideal time to visit Idaho due to the typically poor weather in Boise.
On average, the best time to visit Idaho is in May, June, August, September and October with generally perfect weather in Boise. In contrast, January, November and December tend to have poor weather conditions.
Interested in more climate information?
We have much more information about the climate in Idaho.
Interested in the weather conditions in a specific month? Select the month below.
Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.