Weather in Montana in December 2016

Check the weather in Montana in December before you book your next holiday. Long-term weather averages give the best indication of the weather in December 2016 and include figures for temperature, sunshine and rainfall for Montana, United States.

The December weather guide for Montana shown below is for Helena.

Weather in Montana in December

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec All months

  • -0°C maximum daytime temperature in December in Montana (Helena)-0
    -0°C max day temperature
  • 3 hours of sunshine per day (37% of daylight hours) in December in Montana3
    3 hours of sunshine per day
  • 9 days with some rainfall in December in Montana (Helena)9
    9 days with some rainfall
  • -12°C minimum night-time temperature in December in Montana (Helena)-12
    -12°C min night temperature
  • 9 hours of daylight per day in December in Montana (Helena)9
    9 hours of daylight per day
  • No heat & humidity in December in Montana (Helena)0
    No heat & humidity
  • 16 mm monthly rainfall in December in Montana (Helena)16
    16 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in December in Montana (Helena)1
    1 (Low) UV index

The average maximum daytime temperature in Montana in December is a cold -0°C (32°F). There are usually 3 hours of bright sunshine each day, which represents 37% of the 9 hours of daylight.

Expect 16mm (0.6 inches) of rainfall across the whole of December with 9 days with some rain falling. Maximum UV levels will be low (1 UV index) at midday when the skies are clear. The average night-time temperature is usually a very cold -12°C (10°F). The weather in Montana in December is represented by Helena.

Metric (°C / mm)  |  Imperial (°F / inches)

More about Montana weather

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Montana sunrise & sunset times for December 2016

Browse the sunrise & sunset times for Montana in December 2016. Select a month to view Montana sunrise & sunset times for the next twelve months. The Montana sunrise & sunset times shown below are for Helena.


Date Sunrise times Sunset times
Thursday, 1st December 2016 07:52 16:42
Friday, 2nd December 2016 07:54 16:42
Saturday, 3rd December 2016 07:55 16:42
Sunday, 4th December 2016 07:56 16:41
Monday, 5th December 2016 07:57 16:41
Tuesday, 6th December 2016 07:58 16:41
Wednesday, 7th December 2016 07:59 16:41
Thursday, 8th December 2016 08:00 16:41
Friday, 9th December 2016 08:01 16:41
Saturday, 10th December 2016 08:02 16:41
Sunday, 11th December 2016 08:03 16:41
Monday, 12th December 2016 08:04 16:41
Tuesday, 13th December 2016 08:04 16:41
Wednesday, 14th December 2016 08:05 16:41
Thursday, 15th December 2016 08:06 16:41
Friday, 16th December 2016 08:07 16:41
Saturday, 17th December 2016 08:07 16:42
Sunday, 18th December 2016 08:08 16:42
Monday, 19th December 2016 08:09 16:43
Tuesday, 20th December 2016 08:09 16:43
Wednesday, 21st December 2016 08:10 16:44
Thursday, 22nd December 2016 08:10 16:44
Friday, 23rd December 2016 08:11 16:45
Saturday, 24th December 2016 08:11 16:45
Sunday, 25th December 2016 08:11 16:46
Monday, 26th December 2016 08:12 16:47
Tuesday, 27th December 2016 08:12 16:47
Wednesday, 28th December 2016 08:12 16:48
Thursday, 29th December 2016 08:12 16:49
Friday, 30th December 2016 08:12 16:50
Saturday, 31st December 2016 08:12 16:51
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Montana weather by month

Check Montana weather for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Montana weather map: Select a destination

Select a destination from the Montana weather map below to view the individual December weather guide. Can't find the Montana weather destination you are after? Try the destination search.

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