ClimateForecastDecemberJanuary >>

Alta weather in December (Wyoming, United States of America)

What does the weather outlook for Alta look like in December? Here’s a detailed forecast of the month’s weather patterns.

Temperatures

December in Alta generally includes very low temperatures and moderate snowfall. The winter season takes place during December. Anticipate daytime temperatures around -2°C, while night temperatures can drop to -12°C. Prepare for the coldest month of the year by packing warm and cozy winter cloths.

Precipitation

Alta in December usually receives moderate snowfall, averaging around 85 mm for the month. With this being the rainiest month, having an umbrella is essential to avoid unexpected rain. Typically, you can expect about 19 days of snow this month.

Average sunshine

The area enjoys a moderate level of sunlight, with around 110 hours. It's a good balance between sunny and cloudy days.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Alta. June, July, August and September typically offer the best circumstances. While January, February, March, April, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Alta climate page with graphs.

 

Alta, monthly averages in December

Min TemperatureMin Temperature -12°C  
Max TemperatureMax Temperature -2°C  
Chance of RainChance of Rain 63%  
PrecipitationPrecipitation 85 mm  
Rainy daysRainy days 19 days  
SunshineSunshine 110 hours *  
Percentage SunshinePercentage Sunshine *  
* Data from: Jackson, the United States of America (37 KM, 23 Miles).

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

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Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Visitors traveling to Alta should plan on bringing winter clothes, snow boots and a warm winter coat. There will be periods of snow.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming
5/10
Cycling
1/10
Walking
1/10
Camping
1/10
Outdoor sports
1/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Alta.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find 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 travel conditions. Find out where to go with our weather planner.