December weather forecast
Fruitvale, CO

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Weather in December

The first month of the winter, December, is also an icy month in Fruitvale, Colorado, with temperature in the range of an average high of 35.2°F (1.8°C) and an average low of 19.8°F (-6.8°C).

Temperature

The onset of December brings a small change in high-temperatures, falling from a frosty 47.7°F (8.7°C) in November to an icy 35.2°F (1.8°C). Fruitvale reports a consistent average low-temperature of 19.8°F (-6.8°C) throughout December nights.

Humidity

The average relative humidity in December is 71%.

Rainfall

In Fruitvale, during December, the rain falls for 7.7 days and regularly aggregates up to 0.83" (21mm) of precipitation. Throughout the year, there are 103.3 rainfall days, and 8.9" (226mm) of precipitation is accumulated.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 8.2 days and typically aggregates up to 4.65" (118mm) of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 30min of daylight.
On the first day of December, sunrise is at 7:14 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:01 pm MST.

Sunshine

In Fruitvale, the average sunshine in December is 6.6h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 2 in December translates into this advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December?

In December, in Fruitvale, the average high-temperature is 35.2°F (1.8°C), and the average low-temperature is 19.8°F (-6.8°C).

What is the average humidity in December?

In Fruitvale, the average relative humidity in December is 71%.

How much does it rain in Fruitvale in December?

In Fruitvale, in December, during 7.7 rainfall days, 0.83" (21mm) of precipitation is typically accumulated.

When does it snow the most?

The month with the most snowfall is December, when snow falls for 8.2 days and typically aggregates up to 4.65" (118mm) of snow.

How much does it snow in Fruitvale in December?

In Fruitvale, Colorado, in December, during 8.2 snowfall days, 4.65" (118mm) of snow is typically accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

How many hours of daylight does Fruitvale have in December?

The average day length in December is 9h and 29min.

When is the sunrise / sunset in December?

In December, on the first day of the month, sunrise is at 7:14 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:01 pm MST.

How many hours of sunshine does Fruitvale have in December?

The average sunshine duration in December is 6.6h.

What is the month with the lowest UV index?

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index reading 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
Fruitvale, CO

Average temperature in December - Fruitvale, CO
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (33.8°F).

  • Average low temperature in December: 19.8°F

The month with the highest average low temperature is July (59.9°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in December
Fruitvale, CO

Average pressure in December - Fruitvale, CO
  • Average pressure in December: 30.2"Hg

The month with the highest atmospheric pressure is January (30.27"Hg).
The months with the lowest atmospheric pressure are May and June (29.9"Hg).

Average wind speed in December
Fruitvale, CO

Average wind speed in December - Fruitvale, CO
  • Average wind speed in December: 4.5mph

The windiest month (with the highest average wind speed) is June (7.4mph).
The calmest month (with the lowest average wind speed) is January (4.1mph).

Average humidity in December
Fruitvale, CO

Average humidity in December - Fruitvale, CO
  • Average humidity in December: 71%

The month with the highest relative humidity is January (79%).
The month with the lowest relative humidity is June (30%).

Average rainfall in December
Fruitvale, CO

Average rainfall in December - Fruitvale, CO
  • Average rainfall in December: 0.83"

The wettest month (with the highest rainfall) is March (0.98").
The driest month (with the least rainfall) is November (0.55").

Average rainfall days in December
Fruitvale, CO

Average rainfall days in December - Fruitvale, CO
  • Average rainfall days in December: 7.7 days

The month with the highest number of rainy days is April (11.7 days).
The month with the least rainy days is November (5.8 days).

Average snowfall in December
Fruitvale, CO

Average snowfall in December - Fruitvale, CO
  • Average snowfall in December: 4.65"

The month with the highest snowfall is December (4.65").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Fruitvale, CO

Average snowfall days in December - Fruitvale, CO
  • Average snowfall days in December: 8.2 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is June (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 6h and 18min).

Average sunshine days in December
Fruitvale, CO

Average sunshine days in December - Fruitvale, CO
  • Average sunshine days in December: 18.7 days

The month with the most sunshine days is November (21.9 days).
The month with the least sunshine days is August (14.1 days).

Average UV index in December
Fruitvale, CO

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Fruitvale, CO

Average cloud cover in December - Fruitvale, CO
  • Average cloud cover in December: 29

The month with the most cloud cover is January (Cloud cover 32).
The month with the least cloud cover is June (Cloud cover 11).

Average visibility in December
Fruitvale, CO

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

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

Fruitvale, Colorado, USA

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