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 coldest period tends to be January, when average temperatures fluctuate between a high of 36.7°F (2.6°C) and a low of 24.3°F (-4.3°C).Humidity
In Iola, Illinois, the average relative humidity in January is 77%.Rainfall
In January, the rain falls for 9.3 days. Throughout January, 2.44" (62mm) of precipitation is accumulated. Throughout the year, there are 167.3 rainfall days, and 37.17" (944mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Iola. The month with the most snowfall is January, when snow falls for 7.1 days and typically aggregates up to 2.05" (52mm) of snow.Daylight
The average length of the day in January is 9h and 49min.On the first day of January, sunrise is at 7:12 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 5:14 pm CST.
Sunshine
With an average of 4.4h of sunshine, January has the least sunshine of the year.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 2 in January transforms into the following instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What time of the year is the coldest?
How cold is January?
What is the average humidity in January?
How much does it rain in January?
When does it snow the most?
How many days does it snow in January?
What is the average length of the day in January?
When is the sunrise / sunset in January?
What is the month with the least sunshine?
How many hours of sunshine does Iola have in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Iola, IL
- Average high temperature in January: 36.7°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Iola, IL
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Iola, IL
- Average wind speed in January: 10.3mph
The windiest months (with the highest average wind speed) are January and February (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in January
Iola, IL
- Average humidity in January: 77%
The months with the highest relative humidity are May and July (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in January
Iola, IL
- Average rainfall in January: 2.44"
The wettest month (with the highest rainfall) is April (4.88").
The driest months (with the least rainfall) are February and September (2.09").
Average rainfall days in January
Iola, IL
- Average rainfall days in January: 9.3 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is January (9.3 days).
Average snowfall in January
Iola, IL
- Average snowfall in January: 2.05"
The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Iola, IL
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is January (7.1 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
Iola, IL
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in January
Iola, IL
- Average sunshine days in January: 15.3 days
The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is May (9 days).
Average UV index in January
Iola, 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, November and December (UV index 2).
Average cloud cover in January
Iola, IL
- Average cloud cover in January: 52
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in January
Iola, 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).
Iola, Illinois, USA
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