December weather forecast
Granada, CO

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Weather in December

The first month of the winter, December, is also a frosty month in Granada, Colorado, with temperature in the range of an average low of 26.4°F (-3.1°C) and an average high of 43.7°F (6.5°C).

Temperature

December brings the lowest temperatures, with an average high of 43.7°F (6.5°C) and an average low of 26.4°F (-3.1°C).

Humidity

In Granada, the average relative humidity in December is 57%.

Rainfall

In Granada, during December, the rain falls for 3.7 days and regularly aggregates up to 0.35" (9mm) of precipitation. Throughout the year, there are 79.5 rainfall days, and 8.9" (226mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through May, October through December. In Granada, in December, snow falls for 3.5 days, with typically accumulated 1.02" (26mm) of snow. In Granada, Colorado, during the entire year, snow falls for 19.6 days and aggregates up to 7.09" (180mm) of snow.

Daylight

With an average of 9h and 36min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 6:47 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:39 pm MST.

Sunshine

The average sunshine in December is 6.8h.

UV index

January, November and 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 exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 in December translates into these instructions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest month in Granada?

Temperature records in Granada mark December as the coldest month, with highs averaging 43.7°F (6.5°C) and lows at 26.4°F (-3.1°C).

How cold is December?

In Granada, 43.7°F (6.5°C) is the average high-temperature and 26.4°F (-3.1°C) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 82.4°F (28°C).

What is the average humidity in December in Granada?

In December, the average relative humidity in Granada is 57%.

How much does it rain in December?

In Granada, during December, the rain falls for 3.7 days and regularly aggregates up to 0.35" (9mm) of precipitation.

How many days does it snow in December in Granada?

In Granada, in December, snow falls for 3.5 days, with typically accumulated 1.02" (26mm) of snow.

What is the month with the shortest days?

With an average of 9h and 36min of daylight, December has the shortest days of the year.

What is the average length of the day in December?

In December, the average day length is 9h and 34min.

When are sunrise and sunset in December?

In December, on the first day of the month, sunrise is at 6:47 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:05 am and sunset at 4:39 pm MST.

How many hours of sunshine does Granada have in December?

In December, the average sunshine duration is 6.8h.

What is the month with the lowest UV index?

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

What is the UV index reading in December?

The average daily maximum UV index in December in Granada is 2. A UV Index of 2, and less, symbolizes a low health risk 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
Granada, CO

Average temperature in December - Granada, CO
  • Average high temperature in December: 43.7°F

The warmest month (with the highest average high temperature) is July (92.7°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in December: 26.4°F

The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is December (26.4°F).

Average pressure in December
Granada, CO

Average pressure in December - Granada, CO
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

Average wind speed in December
Granada, CO

Average wind speed in December - Granada, CO
  • Average wind speed in December: 9.1mph

The windiest month (with the highest average wind speed) is April (12.2mph).
The calmest month (with the lowest average wind speed) is January (8.9mph).

Average humidity in December
Granada, CO

Average humidity in December - Granada, CO
  • Average humidity in December: 57%

The month with the highest relative humidity is January (59%).
The month with the lowest relative humidity is June (40%).

Average rainfall in December
Granada, CO

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

The wettest month (with the highest rainfall) is July (1.54").
The driest month (with the least rainfall) is November (0.28").

Average rainfall days in December
Granada, CO

Average rainfall days in December - Granada, CO
  • Average rainfall days in December: 3.7 days

The month with the highest number of rainy days is July (11.8 days).
The month with the least rainy days is November (2.5 days).

Average snowfall in December
Granada, CO

Average snowfall in December - Granada, CO
  • Average snowfall in December: 1.02"

The month with the highest snowfall is February (1.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Granada, CO

Average snowfall days in December - Granada, CO
  • Average snowfall days in December: 3.5 days

The month with the highest number of snowfall days is February (5.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Granada, CO
  • Average daylight in December: 9h and 4min

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 36min).

  • Average sunshine in December: 6h and 5min

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

Average sunshine days in December
Granada, CO

Average sunshine days in December - Granada, CO
  • Average sunshine days in December: 24.9 days

The month with the most sunshine days is November (25.2 days).
The month with the least sunshine days is July (17.3 days).

Average UV index in December
Granada, CO

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

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, November and December (UV index 2).

Average cloud cover in December
Granada, CO

Average cloud cover in December - Granada, CO
  • Average cloud cover in December: 23

The months with the most cloud cover are February and April (Cloud cover 25).
The months with the least cloud cover are June and September (Cloud cover 14).

Average visibility in December
Granada, CO

Average visibility in December - Granada, 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).

Granada, Colorado, USA

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