Wyoming weather in December 2019

  • 4°C maximum daytime temperature in December in Wyoming (Cheyenne)4
    4°C max day temperature
  • 6 hours of sunshine per day (62% of daylight hours) in December in Wyoming6
    6 hours of sunshine per day
  • 6 days with some rainfall in December in Wyoming (Cheyenne)6
    6 days with some rainfall
  • -9°C minimum night-time temperature in December in Wyoming (Cheyenne)-9
    -9°C min night temperature
  • 9 hours of daylight per day in December in Wyoming (Cheyenne)9
    9 hours of daylight per day
  • No heat & humidity in December in Wyoming (Cheyenne)0
    No heat & humidity
  • 10 mm monthly rainfall in December in Wyoming (Cheyenne)10
    10 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Wyoming (Cheyenne)1
    1 (Low) UV index

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Expect 4°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Wyoming in December. Check more long-term weather averages for Wyoming in December before you book your next holiday to Wyoming in 2019/2020. The December weather averages shown above are for Cheyenne.

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More about Wyoming

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The December weather guide for Wyoming, represented by Cheyenne, 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)

Guide to Wyoming weather in December

The average maximum daytime temperature in Wyoming in December is a cold 4°C (39°F). The average night-time temperature is usually a very cold -9°C (16°F). There are usually 6 hours of bright sunshine each day, which represents 62% of the 9 hours of daylight.

Expect 10mm (0.4 inches) of rainfall across the whole of December with 6 days with some rain falling. Maximum UV levels will be low (1 UV index) at midday when the skies are clear.

The weather in Wyoming in December is represented by Cheyenne.

Wyoming sunrise & sunset times for December 2019

Browse the sunrise & sunset times for Wyoming in December 2019. Select a month to view Wyoming sunrise & sunset times for the next twelve months. The Wyoming sunrise & sunset times shown below are for Cheyenne.


Date Sunrise times Sunset times
Sunday, 1st December 2019 07:05 16:31
Monday, 2nd December 2019 07:06 16:31
Tuesday, 3rd December 2019 07:07 16:31
Wednesday, 4th December 2019 07:08 16:31
Thursday, 5th December 2019 07:09 16:31
Friday, 6th December 2019 07:10 16:30
Saturday, 7th December 2019 07:11 16:30
Sunday, 8th December 2019 07:12 16:30
Monday, 9th December 2019 07:13 16:30
Tuesday, 10th December 2019 07:13 16:30
Wednesday, 11th December 2019 07:14 16:31
Thursday, 12th December 2019 07:15 16:31
Friday, 13th December 2019 07:16 16:31
Saturday, 14th December 2019 07:17 16:31
Sunday, 15th December 2019 07:17 16:31
Monday, 16th December 2019 07:18 16:32
Tuesday, 17th December 2019 07:19 16:32
Wednesday, 18th December 2019 07:19 16:32
Thursday, 19th December 2019 07:20 16:33
Friday, 20th December 2019 07:20 16:33
Saturday, 21st December 2019 07:21 16:34
Sunday, 22nd December 2019 07:21 16:34
Monday, 23rd December 2019 07:22 16:35
Tuesday, 24th December 2019 07:22 16:35
Wednesday, 25th December 2019 07:23 16:36
Thursday, 26th December 2019 07:23 16:37
Friday, 27th December 2019 07:23 16:37
Saturday, 28th December 2019 07:24 16:38
Sunday, 29th December 2019 07:24 16:39
Monday, 30th December 2019 07:24 16:39
Tuesday, 31st December 2019 07:24 16:40
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