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 is the coldest month, exhibiting average temperatures of 27.7°F (-2.4°C) at the peak and 15.4°F (-9.2°C) at the base.Humidity
In December, the average relative humidity in Oilmont is 77%.Rainfall
The months with the least rainfall in Oilmont are January and December Rain falls for 3.3 days and accumulates 0.39" (10mm) of rain.Snowfall
Months with snowfall in Oilmont are January through May, September through December. In December, in Oilmont, it is snowing for 9.5 days. Throughout December, 2.28" (58mm) of snow is accumulated. Throughout the year, in Oilmont, there are 53.7 snowfall days, and 20.47" (520mm) of snow is accumulated.Daylight
The month with the shortest days in Oilmont, Montana, is December, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 7:59 am and sunset at 4:33 pm. On the last day of December, sunrise is at 8:20 am and sunset at 4:41 pm MST.
Sunshine
In Oilmont, the average sunshine in December is 5.5h.UV index
The months with the lowest UV index in Oilmont are January through March, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The daily maximum UV index of 2 in December interprets into the following advice:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What month is the coldest in Oilmont?
How cold is December in Oilmont?
What is the average humidity in December in Oilmont?
What is the driest month in Oilmont?
How many days does it rain in December in Oilmont?
How much does it snow in Oilmont in December?
What is the month with the shortest days in Oilmont?
How many hours of daylight does Oilmont have in December?
When are sunrise and sunset in December in Oilmont?
How long on average sun shines in December in Oilmont?
What is the month with the lowest UV index in Oilmont?
What is the UV index intensity in December in Oilmont?
Average temperature in December
Oilmont, MT
- Average high temperature in December: 27.7°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is December (27.7°F).
- Average low temperature in December: 15.4°F
The month with the highest average low temperature is August (58.3°F).
The coldest month (with the lowest average low temperature) is December (15.4°F).
Average pressure in December
Oilmont, 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 (29.86"Hg).
Average wind speed in December
Oilmont, MT
- Average wind speed in December: 10mph
The windiest month (with the highest average wind speed) is April (11mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in December
Oilmont, MT
- Average humidity in December: 77%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (40%).
Average rainfall in December
Oilmont, MT
- Average rainfall in December: 0.39"
The wettest month (with the highest rainfall) is June (2.01").
The driest months (with the least rainfall) are January and December (0.39").
Average rainfall days in December
Oilmont, MT
- Average rainfall days in December: 3.3 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is February (3.1 days).
Average snowfall in December
Oilmont, MT
- Average snowfall in December: 2.28"
The month with the highest snowfall is February (4.17").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Oilmont, MT
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is February (10.3 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Oilmont, 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 3min
The month with the most sunshine is July (Average sunshine: 11h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Oilmont, MT
- Average sunshine days in December: 20.8 days
The month with the most sunshine days is September (22.2 days).
The month with the least sunshine days is April (14.7 days).
Average UV index in December
Oilmont, 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
Oilmont, 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 15).
Average visibility in December
Oilmont, 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).
Oilmont, Montana, USA
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