January weather forecast
Huntley, IL

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Weather in January

January, the same as December, in Huntley, Illinois, is a freezing cold winter month, with an average temperature fluctuating between 15.3°F (-9.3°C) and 27°F (-2.8°C).

Temperature

January, recording an average high temperature of 27°F (-2.8°C) and a low temperature of 15.3°F (-9.3°C), is Huntley's coldest month.

Humidity

January is the most humid month in Huntley, with an average relative humidity of 85%.

Rainfall

In Huntley, in January, during 4.9 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. In Huntley, during the entire year, the rain falls for 132.8 days and collects up to 15.47" (393mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 12.2 days and typically aggregates up to 2.01" (51mm) of snow.

Daylight

In January, the average length of the day is 9h and 31min.
On the first day of January, sunrise is at 7:22 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:06 pm CST.

Sunshine

With an average of 3.7h of sunshine, January has the least sunshine of the year.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Huntley. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 1 in January interprets into the following advice:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the coldest months?

Huntley's January weather, with an average high temperature of 27°F (-2.8°C) and an average low temperature of 15.3°F (-9.3°C), tends to be the coldest of the year.

How cold is it in January?

In Huntley, 27°F (-2.8°C) is the average high-temperature and 15.3°F (-9.3°C) is the average low-temperature during January.

What is the most humid month?

January is the most humid month, with an average relative humidity of 85%.

What is the average humidity in January?

In Huntley, the average relative humidity in January is 85%.

How many days does it rain in January?

In Huntley, in January, during 4.9 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

What is the snowiest month?

January is the month with the most snowfall. Snow falls for 12.2 days and accumulates 2.01" (51mm) of snow.

How much does it snow in January?

In Huntley, in January, snow falls for 12.2 days, with typically accumulated 2.01" (51mm) of snow.

What is the average length of the day in January?

In Huntley, the average day length in January is 9h and 31min.

When is the sunrise / sunset in January?

On the first day of January in Huntley, Illinois, sunrise is at 7:22 am and sunset at 4:32 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 5:06 pm CST.

What is the month with the least sunshine in Huntley?

January has the least sunshine of the year, with an average of 3.7h of sunshine.

How many hours of sunshine does Huntley have in January?

In Huntley, the average sunshine duration in January is 3.7h.

What is the month with the lowest UV index?

January and December, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January?

In Huntley, the average daily maximum UV index in January is 1. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to 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
Huntley, IL

Average temperature in January - Huntley, IL
  • Average high temperature in January: 27°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in January: 15.3°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (15.3°F).

Average pressure in January
Huntley, IL

Average pressure in January - Huntley, IL
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

Average wind speed in January
Huntley, IL

Average wind speed in January - Huntley, IL
  • Average wind speed in January: 9.9mph

The windiest months (with the highest average wind speed) are January and February (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.1mph).

Average humidity in January
Huntley, IL

Average humidity in January - Huntley, IL
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The months with the lowest relative humidity are April and October (76%).

Average rainfall in January
Huntley, IL

Average rainfall in January - Huntley, IL
  • Average rainfall in January: 0.79"

The wettest months (with the highest rainfall) are April and August (1.89").
The driest month (with the least rainfall) is December (0.67").

Average rainfall days in January
Huntley, IL

Average rainfall days in January - Huntley, IL
  • Average rainfall days in January: 4.9 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is February (4.1 days).

Average snowfall in January
Huntley, IL

Average snowfall in January - Huntley, IL
  • Average snowfall in January: 2.01"

The month with the highest snowfall is January (2.01").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in January
Huntley, IL

Average snowfall days in January - Huntley, IL
  • Average snowfall days in January: 12.2 days

The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
Huntley, IL

Average daylight in January / Average sunshine in January - Huntley, IL
  • Average daylight in January: 9h and 3min

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

  • Average sunshine in January: 3h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in January
Huntley, IL

Average sunshine days in January - Huntley, IL
  • Average sunshine days in January: 16.2 days

The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in January
Huntley, IL

Average UV index in January - Huntley, IL
  • Average UV index in January: 1

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

Average cloud cover in January
Huntley, IL

Average cloud cover in January - Huntley, IL
  • Average cloud cover in January: 62

The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 32).

Average visibility in January
Huntley, IL

Average visibility in January - Huntley, IL
  • Average visibility in January: 5mi

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).

Huntley, Illinois, USA

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