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
December, with average temperatures reaching a high of 27.9°F (-2.3°C) and a low of 16.2°F (-8.8°C), is the coldest month.Humidity
In Whitlash, the average relative humidity in December is 78%.Rainfall
The months with the least rainfall are January and December Rain falls for 2.6 days and accumulates 0.16" (4mm) of rain.Snowfall
January through May, September through December are months with snowfall in Whitlash. In December, it is snowing for 6.9 days. Throughout December, 1.02" (26mm) of snow is accumulated. Throughout the year, in Whitlash, there are 38 snowfall days, and 8.78" (223mm) of snow is accumulated.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Whitlash.On the first day of the month, sunrise is at 7:58 am and sunset at 4:30 pm. On the last day of December, in Whitlash, sunrise is at 8:18 am and sunset at 4:38 pm MST.
Sunshine
The months with the least sunshine are January and December, with an average of 5.4h of sunshine.UV index
The months with the lowest UV index in Whitlash are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
What part of the year is the coldest in Whitlash?
How cold is it in Whitlash in December?
What is the average humidity in December in Whitlash?
What is the driest month in Whitlash?
How many days does it rain in December in Whitlash?
How much does it snow in Whitlash in December?
What is the month with the shortest days in Whitlash?
How many hours of daylight does Whitlash have in December?
When is the sunrise / sunset in December in Whitlash?
What are the months with the least sunshine in Whitlash?
How many hours of sunshine does Whitlash have in December?
When is the lowest UV index in Whitlash?
How high is the UV index in December in Whitlash?
Average temperature in December
Whitlash, MT
- Average high temperature in December: 27.9°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is December (27.9°F).
- Average low temperature in December: 16.2°F
The month with the highest average low temperature is August (60.3°F).
The coldest months (with the lowest average low temperature) are February and December (16.2°F).
Average pressure in December
Whitlash, MT
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Whitlash, MT
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is April (10.8mph).
The calmest month (with the lowest average wind speed) is August (8.5mph).
Average humidity in December
Whitlash, MT
- Average humidity in December: 78%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (39%).
Average rainfall in December
Whitlash, MT
- Average rainfall in December: 0.16"
The wettest month (with the highest rainfall) is June (1.54").
The driest months (with the least rainfall) are January and December (0.16").
Average rainfall days in December
Whitlash, MT
- Average rainfall days in December: 2.6 days
The month with the highest number of rainy days is May (12.4 days).
The months with the least rainy days are January and February (2.1 days).
Average snowfall in December
Whitlash, MT
- Average snowfall in December: 1.02"
The month with the highest snowfall is April (1.65").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Whitlash, MT
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is December (6.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Whitlash, MT
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in December
Whitlash, MT
- Average sunshine days in December: 23.9 days
The months with the most sunshine days are January and December (23.9 days).
The months with the least sunshine days are May and June (16.3 days).
Average UV index in December
Whitlash, 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, March, October, November and December (UV index 2).
Average cloud cover in December
Whitlash, MT
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 14).
Average visibility in December
Whitlash, 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).
Whitlash, Montana, USA
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