December weather forecast
Genesee, CO

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Weather in December

The first month of the winter, December, is also a wintry month in Genesee, Colorado, with an average temperature ranging between min 18.3°F (-7.6°C) and max 36.5°F (2.5°C).

Temperature

Genesee's December weather reaches an average high of 36.5°F (2.5°C) and an average low of 18.3°F (-7.6°C), making it the coldest month.

Humidity

The average relative humidity in December is 64%.

Rainfall

In Genesee, during December, the rain falls for 7.1 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Genesee, in December, during 9.6 snowfall days, 5.04" (128mm) of snow is typically accumulated. In Genesee, during the entire year, snow falls for 57.8 days and aggregates up to 49.41" (1255mm) of snow.

Daylight

The month with the shortest days in Genesee is December, with an average of 9h and 24min of daylight.
On the first day of December, sunrise is at 7:03 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:47 pm MST.

Sunshine

In December, the average sunshine in Genesee is 7h.

UV index

January, February, October through 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 low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What time of the year is the coldest in Genesee?

In Genesee, December records the average lowest temperatures, peaking at 36.5°F (2.5°C) and reaching a low of 18.3°F (-7.6°C).

How cold is it in Genesee in December?

The average high-temperature, in December, in Genesee, is 36.5°F (2.5°C), while the average low-temperature is 18.3°F (-7.6°C). In July, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 80.6°F (27°C).

What is the average humidity in December in Genesee?

The average relative humidity in December in Genesee is 64%.

How much does it rain in Genesee in December?

In Genesee, in December, it is raining for 7.1 days, with typically 0.67" (17mm) of accumulated precipitation.

How much does it snow in Genesee in December?

In Genesee, Colorado, in December, snow falls for 9.6 days, with typically accumulated 5.04" (128mm) of snow.

What is the month with the shortest days in Genesee?

December has the shortest days of the year, with an average of 9h and 24min of daylight.

What is the average length of the day in December in Genesee?

The average day length in December is 9h and 25min.

When are sunrise and sunset in December in Genesee?

In December, on the first day of the month, sunrise is at 7:03 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:47 pm MST.

How long on average sun shines in December in Genesee?

In December, the average sunshine duration is 7h.

What are the months with the lowest UV index in Genesee?

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

How high is the UV index in December in Genesee?

In Genesee, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat 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
Genesee, CO

Average temperature in December - Genesee, CO
  • Average high temperature in December: 36.5°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is December (36.5°F).

  • Average low temperature in December: 18.3°F

The month with the highest average low temperature is July (56.3°F).
The coldest months (with the lowest average low temperature) are February and December (18.3°F).

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Average pressure in December
Genesee, CO

Average pressure in December - Genesee, CO
  • Average pressure in December: 30.12"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are April, May and June (29.92"Hg).

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Average wind speed in December
Genesee, CO

Average wind speed in December - Genesee, CO
  • Average wind speed in December: 6.3mph

The windiest month (with the highest average wind speed) is January (6.7mph).
The calmest month (with the lowest average wind speed) is September (5.4mph).

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Average humidity in December
Genesee, CO

Average humidity in December - Genesee, CO
  • Average humidity in December: 64%

The month with the highest relative humidity is February (70%).
The month with the lowest relative humidity is June (43%).

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Average rainfall in December
Genesee, CO

Average rainfall in December - Genesee, CO
  • Average rainfall in December: 0.67"

The wettest month (with the highest rainfall) is May (2.99").
The driest month (with the least rainfall) is January (0.59").

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Average rainfall days in December
Genesee, CO

Average rainfall days in December - Genesee, CO
  • Average rainfall days in December: 7.1 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (5 days).

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Average snowfall in December
Genesee, CO

Average snowfall in December - Genesee, CO
  • Average snowfall in December: 5.04"

The month with the highest snowfall is March (9.13").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Genesee, CO

Average snowfall days in December - Genesee, CO
  • Average snowfall days in December: 9.6 days

The month with the highest number of snowfall days is February (12.2 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Genesee, CO
  • Average daylight in December: 9h and 2min

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 24min).

  • Average sunshine in December: 7h and 0min

The months with the most sunshine are June, July and August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).

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Average sunshine days in December
Genesee, CO

Average sunshine days in December - Genesee, CO
  • Average sunshine days in December: 17.8 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (5.4 days).

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Average UV index in December
Genesee, CO

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

The months with the highest UV index are June, July and August (UV index 5).
The 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
Genesee, CO

Average cloud cover in December - Genesee, CO
  • Average cloud cover in December: 22

The months with the most cloud cover are April and May (Cloud cover 27).
The month with the least cloud cover is September (Cloud cover 15).

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Average visibility in December
Genesee, CO

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

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

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Genesee, Colorado, USA

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