Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
Welcoming January, Rollinsville notes an average high-temperature of a still freezing cold 30.7°F (-0.7°C), nearly consistent with December's 30°F (-1.1°C). In the month of January, the nighttime temperature dips to a steady average of 14.2°F (-9.9°C).Humidity
The average relative humidity in January is 74%.Rainfall
The month with the least rainfall in Rollinsville is January, when the rain falls for 3.8 days and typically collects 0.71" (18mm) of precipitation.Snowfall
Months with snowfall in Rollinsville are January through June, August through December. In January, in Rollinsville, Colorado, it is snowing for 11.3 days. Throughout January, 5.67" (144mm) of snow is accumulated. In Rollinsville, during the entire year, snow falls for 94.8 days and aggregates up to 86.42" (2195mm) of snow.Daylight
The average length of the day in January in Rollinsville is 9h and 43min.On the first day of January in Rollinsville, sunrise is at 7:23 am and sunset at 4:47 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 5:19 pm MST.
Sunshine
In January, the average sunshine in Rollinsville is 6.4h.UV index
The months with the lowest UV index are January through April, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 in January translates into these instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. To protect against the Sun's most potent rays, avoid direct exposure around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is January in Rollinsville?
What is the average humidity in January in Rollinsville?
What is the driest month in Rollinsville?
How many days does it rain in January in Rollinsville?
How many days does it snow in January in Rollinsville?
How many hours of daylight does Rollinsville have in January?
When is the sunrise / sunset in January in Rollinsville?
How many hours of sunshine does Rollinsville have in January?
When is the lowest UV index in Rollinsville?
What is the UV index intensity in January in Rollinsville?
Average temperature in January
Rollinsville, CO
- Average high temperature in January: 30.7°F
The warmest month (with the highest average high temperature) is July (73.9°F).
The month with the lowest average high temperature is December (30°F).
- Average low temperature in January: 14.2°F
The month with the highest average low temperature is July (49.6°F).
The coldest month (with the lowest average low temperature) is February (13.5°F).
Average pressure in January
Rollinsville, CO
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is April (29.92"Hg).
Average wind speed in January
Rollinsville, CO
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.9mph).
Average humidity in January
Rollinsville, CO
- Average humidity in January: 74%
The month with the highest relative humidity is February (76%).
The month with the lowest relative humidity is June (48%).
Average rainfall in January
Rollinsville, CO
- Average rainfall in January: 0.71"
The wettest month (with the highest rainfall) is May (3.7").
The driest month (with the least rainfall) is January (0.71").
Average rainfall days in January
Rollinsville, CO
- Average rainfall days in January: 3.8 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (2.6 days).
Average snowfall in January
Rollinsville, CO
- Average snowfall in January: 5.67"
The month with the highest snowfall is April (16.54").
The month with the least snowfall is July (0").
Average snowfall days in January
Rollinsville, CO
- Average snowfall days in January: 11.3 days
The month with the highest number of snowfall days is March (14.5 days).
The month with the least snowfall days is July (0 days).
Average daylight in January /
Average sunshine in January
Rollinsville, CO
- Average daylight in January: 9h and 4min
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 24min).
- Average sunshine in January: 6h and 2min
The months with the most sunshine are June, July and August (Average sunshine: 11h and 18min).
The month with the least sunshine is February (Average sunshine: 6h and 6min).
Average sunshine days in January
Rollinsville, CO
- Average sunshine days in January: 18.5 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (9 days).
Average UV index in January
Rollinsville, CO
- Average UV index in January: 2
The month with the highest UV index is 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 January
Rollinsville, CO
- Average cloud cover in January: 31
The month with the most cloud cover is May (Cloud cover 36).
The month with the least cloud cover is June (Cloud cover 20).
Average visibility in January
Rollinsville, CO
- Average visibility in January: 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).
Rollinsville, Colorado, USA
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