December weather forecast
Philipsburg, MT

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Weather in December

December sees Philipsburg fully embraced by winter. The year ends with the shortest daylight hours, peak snowfall, and frozen landscapes. Christmas bells ring in the icy days and even icier nights. Ice skaters and snow sculptors take over the city as they indulge in joyful winter activities. True to winter’s cold nature, December records a chilly average high of just 23.9°F (-4.5°C) and large snowfall levels peaking at 10.91" (277mm).

Temperature

The lowest temperatures are recorded in December, with averages reaching a high of 23.9°F (-4.5°C) and a low of 11.3°F (-11.5°C).

Humidity

The average relative humidity in December is 88%.

Rainfall

In Philipsburg, in December, it is raining for 5.8 days, with typically 1.34" (34mm) of accumulated precipitation. In Philipsburg, during the entire year, the rain falls for 100.3 days and collects up to 19.06" (484mm) of precipitation.

Snowfall

January through December are months with snowfall. In Philipsburg, Montana, during December, snow falls for 18.5 days and regularly aggregates up to 10.91" (277mm) of snow. Throughout the year, there are 138.9 snowfall days, and 101.3" (2573mm) of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 42min of daylight.
On the first day of December in Philipsburg, sunrise is at 7:56 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 4:56 pm MST.

Sunshine

January and December, with an average of 4.7h of sunshine, are months with the least sunshine in Philipsburg.

UV index

The months with the lowest UV index are January through March and December, with an average maximum UV index of 1. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 1 in December translates into the following recommendations:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Jun 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

December, noted for its average high-temperature of 23.9°F (-4.5°C) and an average low-temperature of 11.3°F (-11.5°C), is considered the coldest month.

How cold is it in December?

The average high-temperature and low-temperature during December are 23.9°F (-4.5°C) and 11.3°F (-11.5°C) respectively.

What is the average humidity in December?

In December, the average relative humidity is 88%.

How many days does it rain in December in Philipsburg?

In Philipsburg, in December, during 5.8 rainfall days, 1.34" (34mm) of precipitation is typically accumulated.

How many days does it snow in December in Philipsburg?

In December, it is snowing for 18.5 days. Throughout December, 10.91" (277mm) of snow is accumulated.

What is the month with the shortest days in Philipsburg?

The month with the shortest days is December, with an average of 8h and 42min of daylight.

What is the average length of the day in December?

The average day length in December is 8h and 40min.

When are sunrise and sunset in December in Philipsburg?

In December, on the first day of the month, sunrise is at 7:56 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:16 am and sunset at 4:56 pm MST.

What are the months with the least sunshine?

January and December, with an average of 4.7h of sunshine, are months with the least sunshine.

How long on average sun shines in December?

In December, the average sunshine duration in Philipsburg is 4.7h.

When is the lowest UV index?

The months with the lowest UV index are January through March and December, with an average maximum UV index of 1.

What is the UV index reading in December?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Philipsburg, MT

Average temperature in December - Philipsburg, MT
  • Average high temperature in December: 23.9°F

The warmest month (with the highest average high temperature) is July (74.1°F).
The month with the lowest average high temperature is December (23.9°F).

  • Average low temperature in December: 11.3°F

The months with the highest average low temperature are July and August (45.1°F).
The coldest month (with the lowest average low temperature) is December (11.3°F).

Average pressure in December
Philipsburg, MT

Average pressure in December - Philipsburg, MT
  • Average pressure in December: 30.19"Hg

The month with the highest atmospheric pressure is January (30.21"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in December
Philipsburg, MT

Average wind speed in December - Philipsburg, MT
  • Average wind speed in December: 6.2mph

The windiest month (with the highest average wind speed) is January (6.4mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in December
Philipsburg, MT

Average humidity in December - Philipsburg, MT
  • Average humidity in December: 88%

The month with the highest relative humidity is February (90%).
The months with the lowest relative humidity are July and August (51%).

Average rainfall in December
Philipsburg, MT

Average rainfall in December - Philipsburg, MT
  • Average rainfall in December: 1.34"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is August (0.87").

Average rainfall days in December
Philipsburg, MT

Average rainfall days in December - Philipsburg, MT
  • Average rainfall days in December: 5.8 days

The month with the highest number of rainy days is May (14.1 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Philipsburg, MT

Average snowfall in December - Philipsburg, MT
  • Average snowfall in December: 10.91"

The month with the highest snowfall is February (15.12").
The months with the least snowfall are July and August (0.04").

Average snowfall days in December
Philipsburg, MT

Average snowfall days in December - Philipsburg, MT
  • Average snowfall days in December: 18.5 days

The month with the highest number of snowfall days is March (21.5 days).
The month with the least snowfall days is July (0.1 days).

Average daylight in December /
Average sunshine in December
Philipsburg, MT

Average daylight in December / Average sunshine in December - Philipsburg, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 42min).

Average sunshine days in December
Philipsburg, MT

Average sunshine days in December - Philipsburg, MT
  • Average sunshine days in December: 12.9 days

The month with the most sunshine days is August (19.8 days).
The month with the least sunshine days is February (7.3 days).

Average UV index in December
Philipsburg, MT

Average UV index in December - Philipsburg, MT
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March and December (UV index 1).

Average cloud cover in December
Philipsburg, MT

Average cloud cover in December - Philipsburg, MT
  • Average cloud cover in December: 55

The month with the most cloud cover is February (Cloud cover 60).
The month with the least cloud cover is July (Cloud cover 15).

Average visibility in December
Philipsburg, MT

Average visibility in December - Philipsburg, MT
  • Average visibility in December: 4mi

The months with the highest visibility are June, July, August, September and October (6mi).
The months with the lowest visibility are January, February, March and December (4mi).

Philipsburg, Montana, USA

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