January weather forecast
Tansill, IL

Share

Weather in January

January, like December, in Tansill, Illinois, is an icy winter month, 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 January, the rain falls for 11 days. Throughout January, 2.48" (63mm) of precipitation is 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 Tansill, in January, snow falls for 4.3 days, with typically accumulated 0.91" (23mm) of snow. Throughout the year, there are 12.9 snowfall days, and 4.33" (110mm) of snow is accumulated.

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 Tansill, Illinois, sunrise is at 6:58 am and sunset at 5:16 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 in Tansill 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 unsafe exposure to UV radiation for the average person.
Note: In January, the maximum UV index of 2 transforms into these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Opt for tightly woven and loose clothing to enhance protection from the Sun. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Aug 15, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the coldest time of year?

January is the month that records the lowest temperatures, with averages ranging from a high of 41.4°F (5.2°C) to a low of 28°F (-2.2°C).

How cold is January?

In Tansill, 41.4°F (5.2°C) is the average high-temperature and 28°F (-2.2°C) is the average low-temperature during January.

What is the average humidity in January?

The average relative humidity in January is 76%.

How much does it rain in January?

In Tansill, during January, the rain falls for 11 days and regularly aggregates up to 2.48" (63mm) of precipitation.

How much does it snow in January?

In Tansill, during January, snow falls for 4.3 days and regularly aggregates up to 0.91" (23mm) of snow.

What is the average length of the day in January?

In January, the average day length is 9h and 56min.

When 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, sunrise is at 6:58 am and sunset at 5:16 pm CST.

What is the month with the least sunshine?

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

How long on average sun shines in January?

In January, the average sunshine duration 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 intensity in January?

In Tansill, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health 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
Tansill, IL

Average temperature in January - Tansill, 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
Tansill, IL

Average pressure in January - Tansill, 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
Tansill, IL

Average wind speed in January - Tansill, 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
Tansill, IL

Average humidity in January - Tansill, 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
Tansill, IL

Average rainfall in January - Tansill, 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
Tansill, IL

Average rainfall days in January - Tansill, 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
Tansill, IL

Average snowfall in January - Tansill, 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
Tansill, IL

Average snowfall days in January - Tansill, 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
Tansill, IL

Average daylight in January / Average sunshine in January - Tansill, 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
Tansill, IL

Average sunshine days in January - Tansill, 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
Tansill, IL

Average UV index in January - Tansill, 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
Tansill, IL

Average cloud cover in January - Tansill, 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
Tansill, IL

Average visibility in January - Tansill, 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).

Tansill, Illinois, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location