December weather forecast
McLeod, MT

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Weather in December

The first month of the winter, December, is also a subzero cold month in McLeod, Montana, with an average temperature fluctuating between 16°F (-8.9°C) and 28.4°F (-2°C).

Temperature

December, on average, is the coldest month, registering a high temperature of 28.4°F (-2°C) and a low of 16°F (-8.9°C).

Humidity

In McLeod, the average relative humidity in December is 78%.

Rainfall

In December, in McLeod, the rain falls for 5.3 days. Throughout December, 0.59" (15mm) of precipitation is accumulated. Throughout the year, there are 129.6 rainfall days, and 15.83" (402mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, September through December. In McLeod, Montana, in December, during 10.5 snowfall days, 4.61" (117mm) of snow is typically accumulated. Throughout the year, there are 67.6 snowfall days, and 38.19" (970mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 48min of daylight.
On the first day of the month, sunrise is at 7:41 am and sunset at 4:38 pm. On the last day of December, sunrise is at 8:01 am and sunset at 4:46 pm MST.

Sunshine

The months with the least sunshine are January, February and December, with an average of 6.2h of sunshine.

UV index

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. To protect against the Sun's most potent rays, avoid direct exposure around midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Updated: Jun 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest in McLeod?

McLeod's coldest weather arrives in December, when temperatures average a high of 28.4°F (-2°C) and a low of 16°F (-8.9°C).

How cold is it in December?

During December, McLeod experiences an average high-temperature of 28.4°F (-2°C) and a low-temperature of 16°F (-8.9°C).

What is the average humidity in December?

In McLeod, the average relative humidity in December is 78%.

How many days does it rain in December?

In McLeod, in December, during 5.3 rainfall days, 0.59" (15mm) of precipitation is typically accumulated.

How many days does it snow in December?

In December, it is snowing for 10.5 days. Throughout December, 4.61" (117mm) of snow is accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 48min of daylight.

What is the average length of the day in December?

In December, the average day length in McLeod is 8h and 46min.

When is the sunrise / sunset in December?

On the first day of December in McLeod, sunrise is at 7:41 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 4:46 pm MST.

What is the month with the least sunshine?

The months with the least sunshine are January, February and December, with an average of 6.2h of sunshine.

How many hours of sunshine does McLeod have in December?

The average sunshine duration in December is 6.2h.

When is the lowest UV index?

The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2.

What is the UV index intensity in December?

In McLeod, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal hazard to health from exposure to the Sun's UV radiation.
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
McLeod, MT

Average temperature in December - McLeod, MT
  • Average high temperature in December: 28.4°F

The warmest month (with the highest average high temperature) is July (78.6°F).
The month with the lowest average high temperature is December (28.4°F).

  • Average low temperature in December: 16°F

The month with the highest average low temperature is August (52.9°F).
The coldest month (with the lowest average low temperature) is February (15.3°F).

Average pressure in December
McLeod, MT

Average pressure in December - McLeod, MT
  • Average pressure in December: 30.16"Hg

The months with the highest atmospheric pressure are January and December (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

Average wind speed in December
McLeod, MT

Average wind speed in December - McLeod, MT
  • Average wind speed in December: 10.5mph

The windiest month (with the highest average wind speed) is January (11.1mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).

Average humidity in December
McLeod, MT

Average humidity in December - McLeod, MT
  • Average humidity in December: 78%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (47%).

Average rainfall in December
McLeod, MT

Average rainfall in December - McLeod, MT
  • Average rainfall in December: 0.59"

The wettest month (with the highest rainfall) is May (3.15").
The driest month (with the least rainfall) is January (0.47").

Average rainfall days in December
McLeod, MT

Average rainfall days in December - McLeod, MT
  • Average rainfall days in December: 5.3 days

The month with the highest number of rainy days is May (19.8 days).
The months with the least rainy days are January and December (5.3 days).

Average snowfall in December
McLeod, MT

Average snowfall in December - McLeod, MT
  • Average snowfall in December: 4.61"

The month with the highest snowfall is March (7.09").
The months with the least snowfall are June, July and August (0").

Average snowfall days in December
McLeod, MT

Average snowfall days in December - McLeod, MT
  • Average snowfall days in December: 10.5 days

The month with the highest number of snowfall days is February (12.9 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - McLeod, MT
  • Average daylight in December: 8h and 5min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in December: 6h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 6h and 12min).

Average sunshine days in December
McLeod, MT

Average sunshine days in December - McLeod, MT
  • Average sunshine days in December: 19.3 days

The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is May (7.7 days).

Average UV index in December
McLeod, MT

Average UV index in December - McLeod, 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, April, October, November and December (UV index 2).

Average cloud cover in December
McLeod, MT

Average cloud cover in December - McLeod, MT
  • Average cloud cover in December: 37

The month with the most cloud cover is February (Cloud cover 41).
The months with the least cloud cover are July and August (Cloud cover 16).

Average visibility in December
McLeod, MT

Average visibility in December - McLeod, 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).

McLeod, Montana, USA

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