January weather forecastLa Rose, IL

January

Weather in January

January, the same as December, in La Rose, Illinois, is a freezing cold winter month, with an average temperature ranging between max 29.3°F (-1.5°C) and min 17.4°F (-8.1°C).

Temperature

Temperature readings reach their annual highs in January, averaging 29.3°F (-1.5°C) and a minimum average of 17.4°F (-8.1°C).

Humidity

In January, the average relative humidity in La Rose is 82%.

Rainfall

The months with the least rainfall are January and December Rain falls for 6.4 days and accumulates 1.57" (40mm) of rain.

Snowfall

January through April, October through December are months with snowfall. In La Rose, in January, snow falls for 11.2 days, with typically accumulated 3.62" (92mm) of snow. Throughout the year, there are 36.7 snowfall days, and 14.09" (358mm) of snow is accumulated.

Daylight

The average length of the day in January is 9h and 38min.
On the first day of January, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 5:12 pm CST.

Sunshine

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

UV index

The month with the lowest UV index is January, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for average individuals.
Note: An average maximum UV index of 1 in January leads to these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

January stands out as La Rose's coldest month, with temperatures ranging between an average high of 29.3°F (-1.5°C) and a low of 17.4°F (-8.1°C).

In La Rose, in January, the average high-temperature is 29.3°F (-1.5°C), and the average low-temperature is 17.4°F (-8.1°C).

In La Rose, Illinois, the average relative humidity in January is 82%.

January and December are months with the least rain in La Rose, Illinois, when the rain falls for 6.4 days and typically aggregates up to 1.57" (40mm) of rain.

In January, in La Rose, Illinois, the rain falls for 6.4 days. Throughout January, 1.57" (40mm) of precipitation is accumulated.

In La Rose, Illinois, in January, during 11.2 snowfall days, 3.62" (92mm) of snow is typically accumulated.

In La Rose, Illinois, the average day length in January is 9h and 38min.

In January, on the first day of the month, sunrise is at 7:21 am and sunset at 4:39 pm. On the last day of the month, in La Rose, sunrise is at 7:08 am and sunset at 5:12 pm CST.

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

In La Rose, the average sunshine duration in January is 3.9h.

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

The average daily maximum UV index in January is 1. A UV Index estimate of 2, and below, represents a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
La Rose, IL

  • Average high temperature in January: 29.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (29.3°F).

  • Average low temperature in January: 17.4°F

The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).

Average pressure in January
La Rose, 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
La Rose, 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 (6.5mph).

Average humidity in January
La Rose, IL

  • Average humidity in January: 82%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).

Average rainfall in January
La Rose, IL

  • Average rainfall in January: 1.57"

The wettest month (with the highest rainfall) is May (4.41").
The driest months (with the least rainfall) are January and December (1.57").

Average rainfall days in January
La Rose, IL

  • Average rainfall days in January: 6.4 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is February (5.9 days).

Average snowfall in January
La Rose, IL

  • Average snowfall in January: 3.62"

The month with the highest snowfall is February (3.7").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in January
La Rose, IL

  • Average snowfall days in January: 11.2 days

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in January /
Average sunshine in January
La Rose, IL

  • Average daylight in January: 9h and 36min

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 18min).

  • Average sunshine in January: 3h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).

Average sunshine days in January
La Rose, IL

  • Average sunshine days in January: 14.8 days

The month with the most sunshine days is November (17.7 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in January
La Rose, IL

  • Average UV index in January: 1

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

Average cloud cover in January
La Rose, IL

  • Average cloud cover in January: 59

The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are August and September (Cloud cover 32).

Average visibility in January
La Rose, IL

  • Average visibility in January: 5mi

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