Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average snowfall in January
- Average snowfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
The month of January sees the lowest average temperatures, reaching 30.6°F (-0.8°C) at the peak and 18.7°F (-7.4°C) at the low.Humidity
In Lexington, the average relative humidity in January is 81%.Rainfall
The month with the least rainfall in Lexington, Illinois, is January, when the rain falls for 5.3 days and typically collects 0.79" (20mm) of precipitation.Snowfall
January through April, November and December are months with snowfall in Lexington. The month with the most snowfall in Lexington is January, when snow falls for 9.9 days and typically aggregates up to 2.09" (53mm) of snow.Daylight
In Lexington, the average length of the day in January is 9h and 40min.On the first day of the month, sunrise is at 7:18 am and sunset at 4:38 pm. On the last day of January, sunrise is at 7:05 am and sunset at 5:11 pm CST.
Sunshine
With an average of 3.8h of sunshine, January has the least sunshine of the year in Lexington, Illinois.UV index
The months with the lowest UV index in Lexington are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 2 during January translates into the following directions:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What month is the coldest in Lexington?
How cold is January in Lexington?
What is the average humidity in January in Lexington?
What is the driest month in Lexington?
How much does it rain in Lexington in January?
When does it snow the most in Lexington?
How much does it snow in Lexington in January?
What is the average length of the day in January in Lexington?
When is the sunrise / sunset in January in Lexington?
What is the month with the least sunshine in Lexington?
How long on average sun shines in January in Lexington?
What is the month with the lowest UV index in Lexington?
How high is the UV index in January in Lexington?
Average temperature in January
Lexington, IL
- Average high temperature in January: 30.6°F
The warmest month (with the highest average high temperature) is July (80.8°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in January: 18.7°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 (18.7°F).
Average pressure in January
Lexington, IL
- Average pressure in January: 30.14"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Lexington, IL
- Average wind speed in January: 10.9mph
The windiest month (with the highest average wind speed) is January (10.9mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in January
Lexington, IL
- Average humidity in January: 81%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Lexington, IL
- Average rainfall in January: 0.79"
The wettest month (with the highest rainfall) is May (2.44").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in January
Lexington, IL
- Average rainfall days in January: 5.3 days
The month with the highest number of rainy days is May (17 days).
The month with the least rainy days is February (4.9 days).
Average snowfall in January
Lexington, IL
- Average snowfall in January: 2.09"
The month with the highest snowfall is January (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Lexington, IL
- Average snowfall days in January: 9.9 days
The month with the highest number of snowfall days is January (9.9 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
Lexington, IL
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 3h and 5min
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 48min).
Average sunshine days in January
Lexington, IL
- Average sunshine days in January: 17.8 days
The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is May (11 days).
Average UV index in January
Lexington, IL
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Lexington, IL
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 31).
Average visibility in January
Lexington, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Lexington, Illinois, USA
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