December weather forecast
Raymond, MT

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Weather in December

The first month of the winter, December, is still a freezing cold month in Raymond, Montana, with an average temperature fluctuating between 10°F (-12.2°C) and 21.9°F (-5.6°C).

Temperature

Raymond's weather in December is characterized by a distinct drop in the average high-temperature, reducing from a wintry 36.3°F (2.4°C) in November to a freezing cold 21.9°F (-5.6°C). In the month of December, the average temperature dips to a frigid cold 10°F (-12.2°C) during the night.

Humidity

In Raymond, the average relative humidity in December is 87%.

Rainfall

In Raymond, during December, the rain falls for 3.6 days and regularly aggregates up to 0.51" (13mm) of precipitation. In Raymond, during the entire year, the rain falls for 93.3 days and collects up to 12.01" (305mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Raymond, during December, snow falls for 13 days and regularly aggregates up to 3.19" (81mm) of snow. Throughout the year, there are 66.5 snowfall days, and 19.02" (483mm) of snow is accumulated.

Daylight

With an average of 8h and 18min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 7:31 am and sunset at 4:03 pm. On the last day of December, sunrise is at 7:51 am and sunset at 4:11 pm MST.

Sunshine

The average sunshine in December is 4.2h.

UV index

In December, the average daily maximum UV index in Raymond is 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

The high-temperature, in December, in Raymond, is 21.9°F (-5.6°C), while the low-temperature averages to 10°F (-12.2°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 82.4°F (28°C).

What is the average humidity in December?

In December, the average relative humidity is 87%.

How many days does it rain in December?

In Raymond, in December, during 3.6 rainfall days, 0.51" (13mm) of precipitation is typically accumulated.

How many days does it snow in December?

In Raymond, Montana, in December, during 13 snowfall days, 3.19" (81mm) of snow is typically accumulated.

What is the month with the shortest days?

The month with the shortest days is December, with an average of 8h and 18min of daylight.

What is the average length of the day in December?

In Raymond, the average day length in December is 8h and 20min.

When are sunrise and sunset in December?

On the first day of December, sunrise is at 7:31 am and sunset at 4:03 pm. On the last day of the month, sunrise is at 7:51 am and sunset at 4:11 pm MST.

How long on average sun shines in December?

In Raymond, the average sunshine duration in December is 4.2h.

How high is the UV index in December?

In Raymond, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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
Raymond, MT

Average temperature in December - Raymond, MT
  • Average high temperature in December: 21.9°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is February (19.8°F).

  • Average low temperature in December: 10°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is February (6.3°F).

Average pressure in December
Raymond, MT

Average pressure in December - Raymond, MT
  • Average pressure in December: 30.13"Hg

The month with the highest atmospheric pressure is February (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in December
Raymond, MT

Average wind speed in December - Raymond, MT
  • Average wind speed in December: 9.9mph

The windiest month (with the highest average wind speed) is April (11.1mph).
The calmest month (with the lowest average wind speed) is February (9.2mph).

Average humidity in December
Raymond, MT

Average humidity in December - Raymond, MT
  • Average humidity in December: 87%

The months with the highest relative humidity are January and February (88%).
The month with the lowest relative humidity is August (46%).

Average rainfall in December
Raymond, MT

Average rainfall in December - Raymond, MT
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is June (2.17").
The driest month (with the least rainfall) is February (0.47").

Average rainfall days in December
Raymond, MT

Average rainfall days in December - Raymond, MT
  • Average rainfall days in December: 3.6 days

The month with the highest number of rainy days is June (13.9 days).
The month with the least rainy days is February (2.6 days).

Average snowfall in December
Raymond, MT

Average snowfall in December - Raymond, MT
  • Average snowfall in December: 3.19"

The month with the highest snowfall is November (3.74").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Raymond, MT

Average snowfall days in December - Raymond, MT
  • Average snowfall days in December: 13 days

The month with the highest number of snowfall days is February (13.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Raymond, 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: 4h and 1min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in December
Raymond, MT

Average sunshine days in December - Raymond, MT
  • Average sunshine days in December: 17.2 days

The month with the most sunshine days is August (20.1 days).
The months with the least sunshine days are February and June (13.8 days).

Average UV index in December
Raymond, MT

Average UV index in December - Raymond, MT
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is February (UV index 1).

Average cloud cover in December
Raymond, MT

Average cloud cover in December - Raymond, MT
  • Average cloud cover in December: 56

The month with the most cloud cover is February (Cloud cover 60).
The months with the least cloud cover are July and August (Cloud cover 19).

Average visibility in December
Raymond, MT

Average visibility in December - Raymond, MT
  • Average visibility in December: 5mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).

Raymond, Montana, USA

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