Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Shawmut's coldest month, December, registers temperatures that range from a high of 29.1°F (-1.6°C) to a low of 16.5°F (-8.6°C).Humidity
In December, the average relative humidity is 76%.Rainfall
January and December are months with the least rain in Shawmut when the rain falls for 7.2 days and typically aggregates up to 0.51" (13mm) of rain.Snowfall
January through May, September through December are months with snowfall in Shawmut. In December, it is snowing for 11.5 days. Throughout December, 3.62" (92mm) of snow is accumulated. In Shawmut, Montana, during the entire year, snow falls for 74.3 days and aggregates up to 33.5" (851mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 7:41 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 4:41 pm MST.
Sunshine
February and December, with an average of 6.4h of sunshine, are months with the least sunshine in Shawmut.UV index
The months with the lowest UV index in Shawmut, Montana, are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What are the coldest months in Shawmut?
How cold is it in Shawmut in December?
What is the average humidity in December in Shawmut?
What is the driest month in Shawmut?
How much does it rain in Shawmut in December?
How many days does it snow in December in Shawmut?
What is the month with the shortest days in Shawmut?
How many hours of daylight does Shawmut have in December?
When is the sunrise / sunset in December in Shawmut?
What is the month with the least sunshine in Shawmut?
How many hours of sunshine does Shawmut have in December?
What are the months with the lowest UV index in Shawmut?
What is the UV index reading in December in Shawmut?
Average temperature in December
Shawmut, MT
- Average high temperature in December: 29.1°F
The warmest month (with the highest average high temperature) is July (79.7°F).
The month with the lowest average high temperature is December (29.1°F).
- Average low temperature in December: 16.5°F
The months with the highest average low temperature are July and August (55°F).
The coldest month (with the lowest average low temperature) is February (16.3°F).
Average pressure in December
Shawmut, MT
- Average pressure in December: 30.14"Hg
The months with the highest atmospheric pressure are January and December (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.87"Hg).
Average wind speed in December
Shawmut, MT
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is January (10.7mph).
The calmest months (with the lowest average wind speed) are July and August (6.9mph).
Average humidity in December
Shawmut, MT
- Average humidity in December: 76%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (44%).
Average rainfall in December
Shawmut, MT
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is May (2.4").
The driest months (with the least rainfall) are January and December (0.51").
Average rainfall days in December
Shawmut, MT
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is December (7.2 days).
Average snowfall in December
Shawmut, MT
- Average snowfall in December: 3.62"
The month with the highest snowfall is April (6.73").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Shawmut, MT
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is February (14.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Shawmut, MT
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are February and December (Average sunshine: 6h and 24min).
Average sunshine days in December
Shawmut, MT
- Average sunshine days in December: 17.8 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is April (7.8 days).
Average UV index in December
Shawmut, MT
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Shawmut, MT
- Average cloud cover in December: 33
The month with the most cloud cover is February (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 15).
Average visibility in December
Shawmut, MT
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Shawmut, Montana, USA
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