December weather forecast and climate
Brookside, CO

Weather in December

The first month of the winter, December, is also a wintry month in Brookside, Colorado, with average temperature ranging between max 38.3°F (3.5°C) and min 18.5°F (-7.5°C).

Temperature

In December, the average high-temperature drops, from a chilly 48.4°F (9.1°C) in November, to a wintry 38.3°F (3.5°C). In December, in Brookside, the average low-temperature is 18.5°F (-7.5°C).

Humidity

The average relative humidity in Brookside is 65%.

Rainfall

In Brookside, it is raining for 4 days, with typically 0.35" (9mm) of accumulated precipitation. Throughout the year, in Brookside, there are 108.6 rainfall days, and 10.83" (275mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Brookside, Colorado. In Brookside, during 5.5 snowfall days, 2.6" (66mm) of snow is typically accumulated. In Brookside, during the entire year, snow falls for 38 days, and aggregates up to 23.94" (608mm) of snow.

Daylight

With an average of 9.5h of daylight, December has the shortest days of the year in Brookside.

Sunshine

In December, the average sunshine is 7.2h.

UV index

Months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 transform into the following instructions:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Brookside?

In December, in Brookside, the average high-temperature is 38.3°F (3.5°C), and the average low-temperature is 18.5°F (-7.5°C).

What is the average humidity in December in Brookside?

The average relative humidity in December in Brookside is 65%.

How many days does it rain in December in Brookside?

In December, in Brookside, the rain falls for 4 days. Throughout December, 0.35" (9mm) of precipitation is accumulated.

How much does it snow in Brookside in December?

In December, in Brookside, Colorado, it is snowing for 5.5 days. Throughout December, 2.6" (66mm) of snow is accumulated.

What is the month with the shortest days in Brookside?

With an average of 9.5h of daylight, December has the shortest days of the year in Brookside, Colorado.

How many hours of daylight does Brookside have in December?

In December, the average length of the day is 9.5h.

How many hours of sunshine does Brookside have in December?

The average sunshine in December in Brookside is 7.2h.

What is the month with the lowest UV index in Brookside?

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Brookside.

What is the UV index reading in December in Brookside?

In December, the average daily maximum UV index in Brookside, Colorado, is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in December
Brookside, CO

Average temperature in December - Brookside, CO
  • Average high temperature in December: 38.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in December: 18.5°F

The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is December (18.5°F).

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Average pressure in December
Brookside, CO

Average pressure in December - Brookside, CO
  • Average pressure in December: 30.11"

The month with the highest atmospheric pressure is January (30.14").
The month with the lowest atmospheric pressure is April (29.91").

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Average wind speed in December
Brookside, CO

Average wind speed in December - Brookside, CO
  • Average wind speed in December: 7.4mph

The windiest months (with the highest average wind speed) are January, February and March (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in December
Brookside, CO

Average humidity in December - Brookside, CO
  • Average humidity in December: 65%

Months with the highest relative humidity are January and February (69%).
The month with the lowest relative humidity is June (40%).

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Average rainfall in December
Brookside, CO

Average rainfall in December - Brookside, CO
  • Average rainfall in December: 0.35"

The wettest month (with the highest rainfall) is July (2.2").
The driest months (with the least rainfall) are January and November (0.31").

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Average rainfall days in December
Brookside, CO

Average rainfall days in December - Brookside, CO
  • Average rainfall days in December: 4 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (2.7 days).

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Average snowfall in December
Brookside, CO

Average snowfall in December - Brookside, CO
  • Average snowfall in December: 2.6"

The month with the highest snowfall is February (5.63").
Months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Brookside, CO

Average snowfall days in December - Brookside, CO
  • Average snowfall days in December: 5.5 days

The month with the highest number of snowfall days is February (8.8 days).
Months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in December /
Average sunshine in December
Brookside, CO

Average daylight in December / Average sunshine in December - Brookside, CO
  • Average daylight in December: 9.5h

The month with the longest days is June (Average daylight: 14.8h).
The month with the shortest days is December (Average daylight: 9.5h).

  • Average sunshine in December: 7.2h

The month with the most sunshine is June (Average sunshine: 11.9h).
The month with the least sunshine is February (Average sunshine: 7h).

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Average sunshine days in December
Brookside, CO

Average sunshine days in December - Brookside, CO
  • Average sunshine days in December: 23.8 days

The month with the most sunshine days is November (24.7 days).
The month with the least sunshine days is July (4.7 days).

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Average UV index in December
Brookside, CO

Average UV index in December - Brookside, CO
  • Average UV index in December: 2

Months with the highest UV index are June, July and August (UV index 5).
Months with the lowest UV index are January, February, October, November and December (UV index 2).

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Average cloud cover in December
Brookside, CO

Average cloud cover in December - Brookside, CO
  • Average cloud cover in December: 20

Months with the most cloud cover are February and April (Cloud cover 23).
Months with the least cloud cover are June, September, October and November (Cloud cover 14).

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Average visibility in December
Brookside, CO

Average visibility in December - Brookside, CO
  • Average visibility in December: 6mi

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

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