January weather forecast
Carbon Cliff, IL

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Weather in January

January, the same as December, in Carbon Cliff, Illinois, is a freezing cold winter month, with an average temperature fluctuating between 28.2°F (-2.1°C) and 15.4°F (-9.2°C).

Temperature

January stands out as Carbon Cliff's coldest month, with an average high-temperature of 28.2°F (-2.1°C) and a low-temperature of 15.4°F (-9.2°C).

Humidity

The months with the highest humidity are January and July, with an average relative humidity of 83%.

Rainfall

In Carbon Cliff, during January, the rain falls for 3.2 days and regularly aggregates up to 0.43" (11mm) of precipitation. Throughout the year, there are 99.4 rainfall days, and 9.57" (243mm) of precipitation is accumulated.

Snowfall

January through April, September through December are months with snowfall. January is the month with the most snowfall. Snow falls for 7.2 days and accumulates 1.26" (32mm) of snow.

Daylight

In Carbon Cliff, the average length of the day in January is 9h and 35min.
On the first day of the month, sunrise is at 7:27 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:14 am and sunset at 5:15 pm CST.

Sunshine

With an average of 3.9h of sunshine, January has the least sunshine of the year.

UV index

January is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: A typical high UV index of 1 in January suggests the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What month is the coldest?

In Carbon Cliff, January records the average lowest temperatures, peaking at 28.2°F (-2.1°C) and reaching a low of 15.4°F (-9.2°C).

How cold is it in January?

In Carbon Cliff, in January, the average high-temperature is 28.2°F (-2.1°C), and the average low-temperature is 15.4°F (-9.2°C).

What is the most humid month?

January and July, with an average relative humidity of 83%, are most humid months.

What is the average humidity in January?

The average relative humidity in January is 83%.

How many days does it rain in January?

In Carbon Cliff, in January, it is raining for 3.2 days, with typically 0.43" (11mm) of accumulated precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 7.2 days and typically aggregates up to 1.26" (32mm) of snow.

How many days does it snow in January?

In January, it is snowing for 7.2 days. Throughout January, 1.26" (32mm) of snow is accumulated.

How many hours of daylight does Carbon Cliff have in January?

The average day length in January is 9h and 35min.

What time are sunrise and sunset in January?

On the first day of January, sunrise is at 7:27 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:14 am and sunset at 5:15 pm CST.

What is the month with the least sunshine?

January has the least sunshine of the year, with an average of 3.9h of sunshine.

How long on average sun shines in January?

In Carbon Cliff, the average sunshine duration in January is 3.9h.

What is the month with the lowest UV index?

The month with the lowest UV index is January, with an average maximum UV index of 1.

What is the UV index intensity in January?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's 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 January
Carbon Cliff, IL

Average temperature in January - Carbon Cliff, IL
  • Average high temperature in January: 28.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (28.2°F).

  • Average low temperature in January: 15.4°F

The month with the highest average low temperature is July (64.8°F).
The coldest month (with the lowest average low temperature) is January (15.4°F).

Average pressure in January
Carbon Cliff, IL

Average pressure in January - Carbon Cliff, IL
  • Average pressure in January: 30.13"Hg

The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Carbon Cliff, IL

Average wind speed in January - Carbon Cliff, IL
  • Average wind speed in January: 10.3mph

The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is August (6.7mph).

Average humidity in January
Carbon Cliff, IL

Average humidity in January - Carbon Cliff, IL
  • Average humidity in January: 83%

The months with the highest relative humidity are January and July (83%).
The month with the lowest relative humidity is October (71%).

Average rainfall in January
Carbon Cliff, IL

Average rainfall in January - Carbon Cliff, IL
  • Average rainfall in January: 0.43"

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

Average rainfall days in January
Carbon Cliff, IL

Average rainfall days in January - Carbon Cliff, IL
  • Average rainfall days in January: 3.2 days

The month with the highest number of rainy days is May (13.4 days).
The month with the least rainy days is January (3.2 days).

Average snowfall in January
Carbon Cliff, IL

Average snowfall in January - Carbon Cliff, IL
  • Average snowfall in January: 1.26"

The month with the highest snowfall is January (1.26").
The months with the least snowfall are May, June, July and August (0").

Average snowfall days in January
Carbon Cliff, IL

Average snowfall days in January - Carbon Cliff, IL
  • Average snowfall days in January: 7.2 days

The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are May, June, July and August (0 days).

Average daylight in January /
Average sunshine in January
Carbon Cliff, IL

Average daylight in January / Average sunshine in January - Carbon Cliff, IL
  • Average daylight in January: 9h and 4min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in January: 3h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in January
Carbon Cliff, IL

Average sunshine days in January - Carbon Cliff, IL
  • Average sunshine days in January: 22.2 days

The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is June (14.4 days).

Average UV index in January
Carbon Cliff, IL

Average UV index in January - Carbon Cliff, IL
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in January
Carbon Cliff, IL

Average cloud cover in January - Carbon Cliff, IL
  • Average cloud cover in January: 58

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in January
Carbon Cliff, IL

Average visibility in January - Carbon Cliff, IL
  • 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).

Carbon Cliff, Illinois, USA

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