December weather forecast
Buena Vista, CO

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Weather in December

December, the first month of the winter in Buena Vista, is still a freezing cold month, with an average temperature fluctuating between 6.6°F (-14.1°C) and 27.1°F (-2.7°C).

Temperature

As November shifts into December, a slight alteration in temperatures is observed, with average highs reducing from a wintry 37°F (2.8°C) to a freezing cold 27.1°F (-2.7°C). During the nights in December, Buena Vista experiences a consistent average temperature of 6.6°F (-14.1°C).

Humidity

The average relative humidity in December is 78%.

Rainfall

In Buena Vista, Colorado, in December, it is raining for 8.8 days, with typically 0.94" (24mm) of accumulated precipitation. In Buena Vista, Colorado, during the entire year, the rain falls for 121.5 days and collects up to 15.2" (386mm) of precipitation.

Snowfall

January through June, August through December are months with snowfall in Buena Vista. In December, in Buena Vista, Colorado, it is snowing for 14.8 days. Throughout December, 7.64" (194mm) of snow is accumulated. In Buena Vista, during the entire year, snow falls for 106.6 days and aggregates up to 62.44" (1586mm) of snow.

Daylight

With an average of 9h and 30min of daylight, December has the shortest days of the year in Buena Vista.
On the first day of the month, sunrise is at 7:04 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:22 am and sunset at 4:52 pm MST.

Sunshine

In December, the average sunshine in Buena Vista is 6.8h.

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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Frequently asked questions

How cold is December in Buena Vista?

An average high-temperature, in December, in Buena Vista, is 27.1°F (-2.7°C) and the average low-temperature is 6.6°F (-14.1°C).

What is the average humidity in December in Buena Vista?

The average relative humidity in December in Buena Vista, Colorado, is 78%.

How many days does it rain in December in Buena Vista?

In Buena Vista, during December, the rain falls for 8.8 days and regularly aggregates up to 0.94" (24mm) of precipitation.

How much does it snow in Buena Vista in December?

In Buena Vista, Colorado, in December, during 14.8 snowfall days, 7.64" (194mm) of snow is typically accumulated.

What is the month with the shortest days in Buena Vista?

The month with the shortest days is December, with an average of 9h and 30min of daylight.

How many hours of daylight does Buena Vista have in December?

In December, the average day length is 9h and 30min.

When are sunrise and sunset in December in Buena Vista?

On the first day of December, sunrise is at 7:04 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:22 am and sunset at 4:52 pm MST.

How long on average sun shines in December in Buena Vista?

In Buena Vista, the average sunshine duration in December is 6.8h.

What is the month with the lowest UV index in Buena Vista?

January through April, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Buena Vista, Colorado.

How high is the UV index in December in Buena Vista?

In December, the average daily maximum UV index in Buena Vista is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to 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
Buena Vista, CO

Average temperature in December - Buena Vista, CO
  • Average high temperature in December: 27.1°F

The warmest month (with the highest average high temperature) is July (70.5°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in December: 6.6°F

The month with the highest average low temperature is July (44.2°F).
The coldest months (with the lowest average low temperature) are January and December (6.6°F).

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Average pressure in December
Buena Vista, CO

Average pressure in December - Buena Vista, CO
  • Average pressure in December: 30.14"Hg

The month with the highest atmospheric pressure is January (30.19"Hg).
The month with the lowest atmospheric pressure is April (29.94"Hg).

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Average wind speed in December
Buena Vista, CO

Average wind speed in December - Buena Vista, CO
  • Average wind speed in December: 6.8mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

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Average humidity in December
Buena Vista, CO

Average humidity in December - Buena Vista, CO
  • Average humidity in December: 78%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is June (46%).

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Average rainfall in December
Buena Vista, CO

Average rainfall in December - Buena Vista, CO
  • Average rainfall in December: 0.94"

The wettest month (with the highest rainfall) is July (2.52").
The driest month (with the least rainfall) is November (0.67").

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Average rainfall days in December
Buena Vista, CO

Average rainfall days in December - Buena Vista, CO
  • Average rainfall days in December: 8.8 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (4.4 days).

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Average snowfall in December
Buena Vista, CO

Average snowfall in December - Buena Vista, CO
  • Average snowfall in December: 7.64"

The month with the highest snowfall is March (11.02").
The month with the least snowfall is July (0").

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Average snowfall days in December
Buena Vista, CO

Average snowfall days in December - Buena Vista, CO
  • Average snowfall days in December: 14.8 days

The month with the highest number of snowfall days is February (16.9 days).
The month with the least snowfall days is July (0 days).

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Average daylight in December /
Average sunshine in December
Buena Vista, CO

Average daylight in December / Average sunshine in December - Buena Vista, CO
  • Average daylight in December: 9h and 3min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 6h and 5min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 30min).

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Average sunshine days in December
Buena Vista, CO

Average sunshine days in December - Buena Vista, CO
  • Average sunshine days in December: 14 days

The month with the most sunshine days is November (19.4 days).
The month with the least sunshine days is July (7.9 days).

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Average UV index in December
Buena Vista, CO

Average UV index in December - Buena Vista, CO
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).

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Average cloud cover in December
Buena Vista, CO

Average cloud cover in December - Buena Vista, CO
  • Average cloud cover in December: 30

The month with the most cloud cover is February (Cloud cover 35).
The month with the least cloud cover is June (Cloud cover 15).

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Average visibility in December
Buena Vista, CO

Average visibility in December - Buena Vista, CO
  • Average visibility in December: 5mi

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

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Buena Vista, Colorado, USA

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