Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December, with its average high-temperature of 28.6°F (-1.9°C) and an average low-temperature of 13.3°F (-10.4°C), holds the record as the coldest month.Humidity
The average relative humidity in December is 72%.Rainfall
In Rustic, during December, the rain falls for 6.5 days and regularly aggregates up to 0.67" (17mm) of precipitation. Throughout the year, in Rustic, there are 122.3 rainfall days, and 18.15" (461mm) of precipitation is accumulated.Snowfall
January through June, August through December are months with snowfall in Rustic, Colorado. In Rustic, during December, snow falls for 12.9 days and regularly aggregates up to 5.04" (128mm) of snow. Throughout the year, in Rustic, there are 103.4 snowfall days, and 71.97" (1828mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Rustic.On the first day of the month, sunrise is at 7:07 am and sunset at 4:35 pm. On the last day of December, sunrise is at 7:26 am and sunset at 4:45 pm MST.
Sunshine
The average sunshine in December is 6.5h.UV index
January through April, October through 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 unprotected exposure to Sun's UV rays for the average person.Note: In December, a regular UV index of 2 translates into these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Frequently asked questions
What time of the year is the coldest in Rustic?
How cold is December in Rustic?
What is the average humidity in December in Rustic?
How many days does it rain in December in Rustic?
How much does it snow in Rustic in December?
What is the month with the shortest days in Rustic?
What is the average length of the day in December in Rustic?
What time are sunrise and sunset in December in Rustic?
How many hours of sunshine does Rustic have in December?
What are the months with the lowest UV index in Rustic?
What is the UV index reading in December in Rustic?
Average temperature in December
Rustic, CO
- Average high temperature in December: 28.6°F
The warmest month (with the highest average high temperature) is July (74.3°F).
The month with the lowest average high temperature is December (28.6°F).
- Average low temperature in December: 13.3°F
The month with the highest average low temperature is July (51.3°F).
The coldest month (with the lowest average low temperature) is December (13.3°F).
Average pressure in December
Rustic, CO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Rustic, CO
- Average wind speed in December: 11.7mph
The windiest month (with the highest average wind speed) is January (12.5mph).
The calmest month (with the lowest average wind speed) is July (7.1mph).
Average humidity in December
Rustic, CO
- Average humidity in December: 72%
The month with the highest relative humidity is February (75%).
The months with the lowest relative humidity are June, August and September (48%).
Average rainfall in December
Rustic, CO
- Average rainfall in December: 0.67"
The wettest month (with the highest rainfall) is May (2.87").
The driest month (with the least rainfall) is January (0.63").
Average rainfall days in December
Rustic, CO
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is July (17.1 days).
The month with the least rainy days is November (4.2 days).
Average snowfall in December
Rustic, CO
- Average snowfall in December: 5.04"
The month with the highest snowfall is April (14.88").
The month with the least snowfall is July (0").
Average snowfall days in December
Rustic, CO
- Average snowfall days in December: 12.9 days
The month with the highest number of snowfall days is March (15.8 days).
The month with the least snowfall days is July (0 days).
Average daylight in December /
Average sunshine in December
Rustic, 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 3min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is February (Average sunshine: 6h and 24min).
Average sunshine days in December
Rustic, CO
- Average sunshine days in December: 17.7 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (7.2 days).
Average UV index in December
Rustic, 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, March, April, October, November and December (UV index 2).
Average cloud cover in December
Rustic, CO
- Average cloud cover in December: 30
The months with the most cloud cover are February, April and May (Cloud cover 34).
The month with the least cloud cover is September (Cloud cover 19).
Average visibility in December
Rustic, 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).
Rustic, Colorado, USA
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