December weather forecast
East Malta Colony, MT

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Weather in December

The first month of the winter, December, is also a subzero cold month in East Malta Colony, Montana, with an average temperature varying between 12.7°F (-10.7°C) and 24.8°F (-4°C).

Temperature

As December arrives, East Malta Colony's weather displays a decrease in high-temperatures, transitioning from November's wintry 38.8°F (3.8°C) to a subzero cold 24.8°F (-4°C). December in East Malta Colony witnesses an average low-temperature hovering around an extreme cold 12.7°F (-10.7°C).

Humidity

The average relative humidity in December is 83%.

Rainfall

In December, in East Malta Colony, the rain falls for 4.2 days. Throughout December, 0.51" (13mm) of precipitation is accumulated. In East Malta Colony, during the entire year, the rain falls for 91.8 days and collects up to 10.63" (270mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. December is the month with the most snowfall. Snow falls for 11.8 days and accumulates 3.43" (87mm) of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 24min of daylight.
On the first day of December, sunrise is at 7:41 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 4:26 pm MST.

Sunshine

In East Malta Colony, the average sunshine in December is 4.8h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In East Malta Colony, 24.8°F (-4°C) is the average high-temperature and 12.7°F (-10.7°C) is the average low-temperature during December. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is evaluated at 82.4°F (28°C).

What is the average humidity in December?

In December, the average relative humidity is 83%.

How many days does it rain in December in East Malta Colony?

In East Malta Colony, during December, the rain falls for 4.2 days and regularly aggregates up to 0.51" (13mm) of precipitation.

When does it snow the most?

December is the month with the most snowfall. Snow falls for 11.8 days and accumulates 3.43" (87mm) of snow.

How many days does it snow in December in East Malta Colony?

In East Malta Colony, in December, snow falls for 11.8 days, with typically accumulated 3.43" (87mm) of snow.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 8h and 24min of daylight.

What is the average length of the day in December?

The average day length in December is 8h and 24min.

What time are sunrise and sunset in December?

On the first day of December, sunrise is at 7:41 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 8:01 am and sunset at 4:26 pm MST.

How long on average sun shines in December?

In December, the average sunshine duration is 4.8h.

What is the month with the lowest UV index?

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

How high is the UV index in December?

In East Malta Colony, 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 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
East Malta Colony, MT

Average temperature in December - East Malta Colony, MT
  • Average high temperature in December: 24.8°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is February (24.4°F).

  • Average low temperature in December: 12.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is February (10°F).

Average pressure in December
East Malta Colony, MT

Average pressure in December - East Malta Colony, MT
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is February (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.83"Hg).

Average wind speed in December
East Malta Colony, MT

Average wind speed in December - East Malta Colony, MT
  • Average wind speed in December: 8.5mph

The windiest month (with the highest average wind speed) is April (11.3mph).
The calmest month (with the lowest average wind speed) is February (8.3mph).

Average humidity in December
East Malta Colony, MT

Average humidity in December - East Malta Colony, MT
  • Average humidity in December: 83%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (41%).

Average rainfall in December
East Malta Colony, MT

Average rainfall in December - East Malta Colony, MT
  • Average rainfall in December: 0.51"

The wettest month (with the highest rainfall) is May (1.73").
The driest month (with the least rainfall) is February (0.43").

Average rainfall days in December
East Malta Colony, MT

Average rainfall days in December - East Malta Colony, MT
  • Average rainfall days in December: 4.2 days

The month with the highest number of rainy days is May (12.7 days).
The month with the least rainy days is February (3.3 days).

Average snowfall in December
East Malta Colony, MT

Average snowfall in December - East Malta Colony, MT
  • Average snowfall in December: 3.43"

The month with the highest snowfall is December (3.43").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
East Malta Colony, MT

Average snowfall days in December - East Malta Colony, MT
  • Average snowfall days in December: 11.8 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July and August (0 days).

Average daylight in December /
Average sunshine in December
East Malta Colony, MT

Average daylight in December / Average sunshine in December - East Malta Colony, MT
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in December: 4h and 5min

The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
East Malta Colony, MT

Average sunshine days in December - East Malta Colony, MT
  • Average sunshine days in December: 17.3 days

The month with the most sunshine days is October (21 days).
The month with the least sunshine days is April (15.4 days).

Average UV index in December
East Malta Colony, MT

Average UV index in December - East Malta Colony, MT
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in December
East Malta Colony, MT

Average cloud cover in December - East Malta Colony, MT
  • Average cloud cover in December: 49

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are July and August (Cloud cover 18).

Average visibility in December
East Malta Colony, MT

Average visibility in December - East Malta Colony, MT
  • Average visibility in December: 6mi

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

East Malta Colony, Montana, USA

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