January weather forecast
Lewis Corner, IL

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Weather in January

January, the same as December, is a wintry winter month in Lewis Corner, Illinois, with an average temperature fluctuating between 28°F (-2.2°C) and 41.4°F (5.2°C).

Temperature

The month of January sees the lowest average temperatures, reaching 41.4°F (5.2°C) at the peak and 28°F (-2.2°C) at the low.

Humidity

The average relative humidity in January is 76%.

Rainfall

In Lewis Corner, in January, during 11 rainfall days, 2.48" (63mm) of precipitation is typically accumulated. Throughout the year, there are 160.7 rainfall days, and 36.73" (933mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Lewis Corner. In Lewis Corner, in January, snow falls for 4.3 days, with typically accumulated 0.91" (23mm) of snow. In Lewis Corner, during the entire year, snow falls for 12.9 days and aggregates up to 4.33" (110mm) of snow.

Daylight

The average length of the day in January is 9h and 56min.
On the first day of the month, sunrise is at 7:08 am and sunset at 4:47 pm. On the last day of January, in Lewis Corner, sunrise is at 6:58 am and sunset at 5:17 pm CST.

Sunshine

January has the least sunshine of the year, with an average of 4.7h of sunshine.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. To protect against the Sun's most potent rays, avoid direct exposure around midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What part of the year is the coldest?

Lewis Corner reaches its average lowest temperatures in January, measuring 41.4°F (5.2°C) at the peak and 28°F (-2.2°C) at the lowest.

Is it cold during January?

The high-temperature, in January, in Lewis Corner, is 41.4°F (5.2°C), while the low-temperature averages to 28°F (-2.2°C).

What is the average humidity in January?

In January, the average relative humidity is 76%.

How much does it rain in January?

In Lewis Corner, in January, it is raining for 11 days, with typically 2.48" (63mm) of accumulated precipitation.

How many days does it snow in January?

In Lewis Corner, in January, snow falls for 4.3 days, with typically accumulated 0.91" (23mm) of snow.

How many hours of daylight does Lewis Corner have in January?

The average day length in January is 9h and 56min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:08 am and sunset at 4:47 pm. On the last day of the month, in Lewis Corner, sunrise is at 6:58 am and sunset at 5:17 pm CST.

What is the month with the least sunshine?

The month with the least sunshine is January, with an average of 4.7h of sunshine.

How long on average sun shines in January?

The average sunshine duration in January is 4.7h.

What are the months with the lowest UV index?

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index.

What is the UV index reading in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health 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
Lewis Corner, IL

Average temperature in January - Lewis Corner, IL
  • Average high temperature in January: 41.4°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in January: 28°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28°F).

Average pressure in January
Lewis Corner, IL

Average pressure in January - Lewis Corner, IL
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in January
Lewis Corner, IL

Average wind speed in January - Lewis Corner, IL
  • Average wind speed in January: 8.9mph

The windiest months (with the highest average wind speed) are January, March and April (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.6mph).

Average humidity in January
Lewis Corner, IL

Average humidity in January - Lewis Corner, IL
  • Average humidity in January: 76%

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in January
Lewis Corner, IL

Average rainfall in January - Lewis Corner, IL
  • Average rainfall in January: 2.48"

The wettest month (with the highest rainfall) is April (4.29").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in January
Lewis Corner, IL

Average rainfall days in January - Lewis Corner, IL
  • Average rainfall days in January: 11 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is October (10.2 days).

Average snowfall in January
Lewis Corner, IL

Average snowfall in January - Lewis Corner, IL
  • Average snowfall in January: 0.91"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Lewis Corner, IL

Average snowfall days in January - Lewis Corner, IL
  • Average snowfall days in January: 4.3 days

The month with the highest number of snowfall days is January (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Lewis Corner, IL

Average daylight in January / Average sunshine in January - Lewis Corner, IL
  • Average daylight in January: 9h and 5min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in January: 4h and 4min

The months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).

Average sunshine days in January
Lewis Corner, IL

Average sunshine days in January - Lewis Corner, IL
  • Average sunshine days in January: 16.5 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is May (11 days).

Average UV index in January
Lewis Corner, IL

Average UV index in January - Lewis Corner, IL
  • Average UV index in January: 2

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in January
Lewis Corner, IL

Average cloud cover in January - Lewis Corner, IL
  • Average cloud cover in January: 49

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is September (Cloud cover 26).

Average visibility in January
Lewis Corner, IL

Average visibility in January - Lewis Corner, 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).

Lewis Corner, Illinois, USA

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