December weather forecast
Gill, CO

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Weather in December

The first month of the winter, December, is still a cold month in Gill, Colorado, with temperature in the range of an average low of 20.1°F (-6.6°C) and an average high of 38.3°F (3.5°C).

Temperature

During the coldest month, December, temperatures average a high of 38.3°F (3.5°C) and a low of 20.1°F (-6.6°C).

Humidity

January and December, with an average relative humidity of 64%, are the most humid months.

Rainfall

December is the month with the least rainfall. Rain falls for 1.7 days and accumulates 0.2" (5mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Gill. In December, in Gill, it is snowing for 4.5 days. Throughout December, 1.18" (30mm) of snow is accumulated. Throughout the year, there are 26.6 snowfall days, and 13.62" (346mm) of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:02 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:21 am and sunset at 4:41 pm MST.

Sunshine

February and December, with an average of 6.6h of sunshine, are months with the least sunshine in Gill.

UV index

The months with the lowest UV index in Gill are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum UV index, 2 during December, leads to the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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Frequently asked questions

What time of the year is the coldest in Gill?

December is the month when Gill experiences its coldest temperatures, averaging a high of 38.3°F (3.5°C) and a low of 20.1°F (-6.6°C).

How cold is it in Gill in December?

The high-temperature, in December, in Gill, is 38.3°F (3.5°C), while the low-temperature averages to 20.1°F (-6.6°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 89.6°F (32°C).

What are the most humid months in Gill?

January and December, with an average relative humidity of 64%, are most humid months in Gill, Colorado.

What is the average humidity in December in Gill?

In Gill, the average relative humidity in December is 64%.

What is the driest month in Gill?

The month with the least rainfall in Gill, Colorado, is December, when the rain falls for 1.7 days and typically collects 0.2" (5mm) of precipitation.

How much does it rain in Gill in December?

In December, the rain falls for 1.7 days. Throughout December, 0.2" (5mm) of precipitation is accumulated.

How many days does it snow in December in Gill?

In Gill, Colorado, in December, snow falls for 4.5 days, with typically accumulated 1.18" (30mm) of snow.

What is the month with the shortest days in Gill?

The month with the shortest days in Gill, Colorado, is December, with an average of 9h and 18min of daylight.

How many hours of daylight does Gill have in December?

In Gill, the average day length in December is 9h and 20min.

What time are sunrise and sunset in December in Gill?

In December, on the first day of the month, sunrise is at 7:02 am and sunset at 4:32 pm. On the last day of the month, in Gill, Colorado, sunrise is at 7:21 am and sunset at 4:41 pm MST.

What is the month with the least sunshine in Gill?

February and December, with an average of 6.6h of sunshine, are months with the least sunshine in Gill.

How long on average sun shines in December in Gill?

In Gill, Colorado, the average sunshine duration in December is 6.6h.

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

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

What is the UV index reading in December in Gill?

In Gill, Colorado, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to the Sun's 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
Gill, CO

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

The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is December (38.3°F).

  • Average low temperature in December: 20.1°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is December (20.1°F).

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Average pressure in December
Gill, CO

Average pressure in December - Gill, CO
  • Average pressure in December: 30.11"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).

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Average wind speed in December
Gill, CO

Average wind speed in December - Gill, CO
  • Average wind speed in December: 6mph

The windiest month (with the highest average wind speed) is April (8.5mph).
The calmest month (with the lowest average wind speed) is December (6mph).

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Average humidity in December
Gill, CO

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

The months with the highest relative humidity are January and December (64%).
The months with the lowest relative humidity are August and September (44%).

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Average rainfall in December
Gill, CO

Average rainfall in December - Gill, CO
  • Average rainfall in December: 0.2"

The wettest month (with the highest rainfall) is May (1.61").
The driest month (with the least rainfall) is December (0.2").

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Average rainfall days in December
Gill, CO

Average rainfall days in December - Gill, CO
  • Average rainfall days in December: 1.7 days

The month with the highest number of rainy days is July (11.4 days).
The month with the least rainy days is November (1.6 days).

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Average snowfall in December
Gill, CO

Average snowfall in December - Gill, CO
  • Average snowfall in December: 1.18"

The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in December
Gill, CO

Average snowfall days in December - Gill, CO
  • Average snowfall days in December: 4.5 days

The month with the highest number of snowfall days is February (5.7 days).
The 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
Gill, CO

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

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 6h and 4min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The months with the least sunshine are February and December (Average sunshine: 6h and 36min).

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Average sunshine days in December
Gill, CO

Average sunshine days in December - Gill, CO
  • Average sunshine days in December: 25.9 days

The month with the most sunshine days is December (25.9 days).
The month with the least sunshine days is July (16.7 days).

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Average UV index in December
Gill, CO

Average UV index in December - Gill, 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).

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Average cloud cover in December
Gill, CO

Average cloud cover in December - Gill, CO
  • Average cloud cover in December: 27

The month with the most cloud cover is February (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 16).

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Average visibility in December
Gill, CO

Average visibility in December - Gill, 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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Gill, Colorado, USA

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