January weather forecast
Eleroy, IL

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Weather in January

January, like December, is another subzero cold winter month in Eleroy, Illinois, with temperature in the range of an average low of 12.9°F (-10.6°C) and an average high of 24.8°F (-4°C).

Temperature

In Eleroy, the lowest average temperatures are observed in January, with a high of 24.8°F (-4°C) and a low of 12.9°F (-10.6°C).

Humidity

January is the most humid month, with an average relative humidity of 87%.

Rainfall

The month with the least rainfall is January, when the rain falls for 5.3 days and typically collects 1.06" (27mm) of precipitation.

Snowfall

January through April, October through December are months with snowfall. The month with the most snowfall is January, when snow falls for 13.1 days and typically aggregates up to 3.46" (88mm) of snow.

Daylight

In January, the average length of the day is 9h and 31min.
On the first day of the month, sunrise is at 7:28 am and sunset at 4:36 pm. On the last day of January, in Eleroy, sunrise is at 7:13 am and sunset at 5:11 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 3.6h of sunshine.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 1 during January translates into the following guidance:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

January, having an average high-temperature of 24.8°F (-4°C) and an average low-temperature of 12.9°F (-10.6°C), is the coldest month.

How cold is January?

The high-temperature during January is 24.8°F (-4°C) and the low-temperature is 12.9°F (-10.6°C).

What is the most humid month?

With an average relative humidity of 87%, January is the most humid month.

What is the average humidity in January?

In January, the average relative humidity is 87%.

What is the driest month?

The month with the least rainfall is January, when the rain falls for 5.3 days and typically collects 1.06" (27mm) of precipitation.

How many days does it rain in January?

In Eleroy, during January, the rain falls for 5.3 days and regularly aggregates up to 1.06" (27mm) of precipitation.

What is the snowiest month?

The month with the most snowfall is January, when snow falls for 13.1 days and typically aggregates up to 3.46" (88mm) of snow.

How many days does it snow in January?

In Eleroy, during January, snow falls for 13.1 days and regularly aggregates up to 3.46" (88mm) of snow.

How many hours of daylight does Eleroy have in January?

The average day length in January is 9h and 31min.

When is the sunrise / sunset in January in Eleroy?

On the first day of January, sunrise is at 7:28 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 5:11 pm CST.

What is the month with the least sunshine?

With an average of 3.6h of sunshine, January has the least sunshine of the year.

How long on average sun shines in January?

The average sunshine duration in January is 3.6h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

In January, the average daily maximum UV index is 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to Sun's UV rays.
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
Eleroy, IL

Average temperature in January - Eleroy, IL
  • Average high temperature in January: 24.8°F

The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (24.8°F).

  • Average low temperature in January: 12.9°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (12.9°F).

Average pressure in January
Eleroy, IL

Average pressure in January - Eleroy, IL
  • Average pressure in January: 30.12"Hg

The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in January
Eleroy, IL

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

The windiest month (with the highest average wind speed) is April (10.3mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

Average humidity in January
Eleroy, IL

Average humidity in January - Eleroy, IL
  • Average humidity in January: 87%

The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are April and October (76%).

Average rainfall in January
Eleroy, IL

Average rainfall in January - Eleroy, IL
  • Average rainfall in January: 1.06"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is January (1.06").

Average rainfall days in January
Eleroy, IL

Average rainfall days in January - Eleroy, IL
  • Average rainfall days in January: 5.3 days

The month with the highest number of rainy days is May (18.3 days).
The months with the least rainy days are January and February (5.3 days).

Average snowfall in January
Eleroy, IL

Average snowfall in January - Eleroy, IL
  • Average snowfall in January: 3.46"

The month with the highest snowfall is January (3.46").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
Eleroy, IL

Average snowfall days in January - Eleroy, IL
  • Average snowfall days in January: 13.1 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in January / Average sunshine in January - Eleroy, 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 6min).

  • Average sunshine in January: 3h and 4min

The months with the most sunshine are July and August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).

Average sunshine days in January
Eleroy, IL

Average sunshine days in January - Eleroy, IL
  • Average sunshine days in January: 14.3 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is June (9.3 days).

Average UV index in January
Eleroy, IL

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

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).

Average cloud cover in January
Eleroy, IL

Average cloud cover in January - Eleroy, IL
  • Average cloud cover in January: 63

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is September (Cloud cover 33).

Average visibility in January
Eleroy, IL

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

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

Eleroy, Illinois, USA

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