January weather forecastCarbondale, CO

January

Weather in January

January, the same as December, in Carbondale, Colorado, is another subzero cold winter month, with an average temperature fluctuating between 8.1°F (-13.3°C) and 29.7°F (-1.3°C).

Temperature

January is Carbondale's coldest month, registering average high temperatures of 29.7°F (-1.3°C) and lows of 8.1°F (-13.3°C).

Humidity

The months with the highest humidity are January and February, with an average relative humidity of 86%.

Rainfall

In Carbondale, in January, it is raining for 6.5 days, with typically 1.3" (33mm) of accumulated precipitation. In Carbondale, during the entire year, the rain falls for 98 days and collects up to 12.2" (310mm) of precipitation.

Snowfall

Months with snowfall are January through June, October through December. In Carbondale, Colorado, in January, snow falls for 14.3 days, with typically accumulated 10.12" (257mm) of snow. In Carbondale, during the entire year, snow falls for 78.7 days and aggregates up to 56.02" (1423mm) of snow.

Daylight

The average length of the day in January is 9h and 46min.
On the first day of January, sunrise is at 7:28 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:27 pm MST.

Sunshine

In Carbondale, the average sunshine in January is 6.3h.

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 low threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In January, the average maximum UV index of 2 translates into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Updated: Jun 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January brings the lowest temperatures, with an average high of 29.7°F (-1.3°C) and an average low of 8.1°F (-13.3°C).

The high-temperature, in January, in Carbondale, records 29.7°F (-1.3°C), while the low-temperature is 8.1°F (-13.3°C).

The months with the highest humidity are January and February, with an average relative humidity of 86%.

In January, the average relative humidity is 86%.

In January, the rain falls for 6.5 days. Throughout January, 1.3" (33mm) of precipitation is accumulated.

In January, it is snowing for 14.3 days. Throughout January, 10.12" (257mm) of snow is accumulated.

The average day length in January is 9h and 46min.

On the first day of January, sunrise is at 7:28 am and sunset at 4:55 pm. On the last day of the month, sunrise is at 7:16 am and sunset at 5:27 pm MST.

In Carbondale, the average sunshine duration in January is 6.3h.

The months with the lowest UV index in Carbondale are January through April, October through December, with an average maximum UV index of 2.

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Carbondale, CO

  • Average high temperature in January: 29.7°F

The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (29.7°F).

  • Average low temperature in January: 8.1°F

The month with the highest average low temperature is July (45.5°F).
The coldest month (with the lowest average low temperature) is January (8.1°F).

Average pressure in January
Carbondale, CO

  • Average pressure in January: 30.25"Hg

The month with the highest atmospheric pressure is January (30.25"Hg).
The month with the lowest atmospheric pressure is May (29.94"Hg).

Average wind speed in January
Carbondale, CO

  • Average wind speed in January: 4.2mph

The windiest month (with the highest average wind speed) is June (5.7mph).
The calmest months (with the lowest average wind speed) are January and December (4.2mph).

Average humidity in January
Carbondale, CO

  • Average humidity in January: 86%

The months with the highest relative humidity are January and February (86%).
The month with the lowest relative humidity is June (47%).

Average rainfall in January
Carbondale, CO

  • Average rainfall in January: 1.3"

The wettest month (with the highest rainfall) is April (1.61").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in January
Carbondale, CO

  • Average rainfall days in January: 6.5 days

The month with the highest number of rainy days is April (13.3 days).
The month with the least rainy days is November (5.8 days).

Average snowfall in January
Carbondale, CO

  • Average snowfall in January: 10.12"

The month with the highest snowfall is February (11.02").
The months with the least snowfall are July, August and September (0").

Average snowfall days in January
Carbondale, CO

  • Average snowfall days in January: 14.3 days

The month with the highest number of snowfall days is February (15.3 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in January /
Average sunshine in January
Carbondale, 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 24min).

  • Average sunshine in January: 6h and 18min

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

Average sunshine days in January
Carbondale, CO

  • Average sunshine days in January: 16 days

The month with the most sunshine days is June (21.9 days).
The month with the least sunshine days is February (10.7 days).

Average UV index in January
Carbondale, CO

  • Average UV index in January: 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 January
Carbondale, CO

  • Average cloud cover in January: 35

The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is September (Cloud cover 12).

Average visibility in January
Carbondale, CO

  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January and February (4mi).