January weather forecastHartsel, CO
January
Weather in January
January, the same as December, in Hartsel, Colorado, is another subzero cold winter month, with an average temperature varying between 28.6°F (-1.9°C) and 7.2°F (-13.8°C).Temperature
With the start of January, Hartsel measures an average high-temperature of a still subzero cold 28.6°F (-1.9°C), not significantly differing from December's 28.4°F (-2°C). January's nights observe an average temperature of 7.2°F (-13.8°C).Humidity
In January, the average relative humidity in Hartsel is 81%.Rainfall
January and November are months with the least rain when the rain falls for 4.8 days and typically aggregates up to 0.51" (13mm) of rain.Snowfall
January through June, September through December are months with snowfall. In Hartsel, in January, during 10.3 snowfall days, 4.21" (107mm) of snow is typically accumulated. Throughout the year, there are 88 snowfall days, and 51.5" (1308mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 48min.On the first day of the month, sunrise is at 7:22 am and sunset at 4:51 pm. On the last day of January, in Hartsel, Colorado, sunrise is at 7:10 am and sunset at 5:22 pm MST.
Sunshine
In January, the average sunshine in Hartsel, Colorado, is 6.9h.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 ordinary individuals.Note: In January, a daily maximum UV index of 2 leads to the following instructions:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Hartsel, CO
- Average high temperature in January: 28.6°F
The warmest month (with the highest average high temperature) is July (71.6°F).
The month with the lowest average high temperature is December (28.4°F).
- Average low temperature in January: 7.2°F
The month with the highest average low temperature is July (45.9°F).
The coldest months (with the lowest average low temperature) are January and December (7.2°F).
Average pressure in January
Hartsel, CO
- Average pressure in January: 30.18"Hg
The month with the highest atmospheric pressure is January (30.18"Hg).
The month with the lowest atmospheric pressure is April (29.93"Hg).
Average wind speed in January
Hartsel, CO
- Average wind speed in January: 7.2mph
The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).
Average humidity in January
Hartsel, CO
- Average humidity in January: 81%
The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is June (45%).
Average rainfall in January
Hartsel, CO
- Average rainfall in January: 0.51"
The wettest month (with the highest rainfall) is July (2.64").
The driest months (with the least rainfall) are January and November (0.51").
Average rainfall days in January
Hartsel, CO
- Average rainfall days in January: 4.8 days
The month with the highest number of rainy days is July (20.2 days).
The month with the least rainy days is November (3.2 days).
Average snowfall in January
Hartsel, CO
- Average snowfall in January: 4.21"
The month with the highest snowfall is April (8.98").
The months with the least snowfall are July and August (0").
Average snowfall days in January
Hartsel, CO
- Average snowfall days in January: 10.3 days
The month with the highest number of snowfall days is April (13.6 days).
The month with the least snowfall days is August (0 days).
Average daylight in January /
Average sunshine in January
Hartsel, CO
- Average daylight in January: 9h and 48min
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 30min).
- Average sunshine in January: 6h and 54min
The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 6h and 42min).
Average sunshine days in January
Hartsel, CO
- Average sunshine days in January: 19.8 days
The month with the most sunshine days is November (21.5 days).
The month with the least sunshine days is July (7 days).
Average UV index in January
Hartsel, CO
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, April, October, November and December (UV index 2).
Average cloud cover in January
Hartsel, CO
- Average cloud cover in January: 27
The month with the most cloud cover is February (Cloud cover 31).
The month with the least cloud cover is June (Cloud cover 16).
Average visibility in January
Hartsel, CO
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).





