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 lowest temperatures are recorded in January, with averages reaching a high of 30.4°F (-0.9°C) and a low of 18.3°F (-7.6°C).Humidity
The average relative humidity in January is 81%.Rainfall
In Trivoli, in January, it is raining for 6.1 days, with typically 1.46" (37mm) of accumulated precipitation. Throughout the year, there are 145.3 rainfall days, and 28.62" (727mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Trivoli. January is the month with the most snowfall. Snow falls for 10.6 days and accumulates 3.78" (96mm) of snow.Daylight
In Trivoli, the average length of the day in January is 9h and 39min.On the first day of the month, sunrise is at 7:23 am and sunset at 4:42 pm. On the last day of January, sunrise is at 7:10 am and sunset at 5:15 pm CST.
Sunshine
With an average of 4h of sunshine, January has the least sunshine of the year in Trivoli.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In January, the average maximum UV index of 1 translates into the following recommendations:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Minimize direct exposure to the Sun during midday when its radiation is at its peak. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Bear in mind! The Sun's UV radiation can nearly double in intensity due to the reflective quality of snow.
Frequently asked questions
What part of the year is the coldest in Trivoli?
How cold is it in Trivoli in January?
What is the average humidity in January in Trivoli?
How many days does it rain in January in Trivoli?
What is the snowiest month in Trivoli?
How much does it snow in Trivoli in January?
How many hours of daylight does Trivoli have in January?
When are sunrise and sunset in January in Trivoli?
What is the month with the least sunshine in Trivoli?
How long on average sun shines in January in Trivoli?
What is the month with the lowest UV index in Trivoli?
How high is the UV index in January in Trivoli?
Average temperature in January
Trivoli, IL
- Average high temperature in January: 30.4°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in January: 18.3°F
The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in January
Trivoli, 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 (29.91"Hg).
Average wind speed in January
Trivoli, IL
- Average wind speed in January: 10.4mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in January
Trivoli, IL
- Average humidity in January: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Trivoli, IL
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is May (4.29").
The driest months (with the least rainfall) are February and December (1.42").
Average rainfall days in January
Trivoli, IL
- Average rainfall days in January: 6.1 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (5.8 days).
Average snowfall in January
Trivoli, IL
- Average snowfall in January: 3.78"
The month with the highest snowfall is January (3.78").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Trivoli, IL
- Average snowfall days in January: 10.6 days
The month with the highest number of snowfall days is January (10.6 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
Trivoli, 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: 4h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Trivoli, IL
- Average sunshine days in January: 15.4 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in January
Trivoli, IL
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Trivoli, IL
- Average cloud cover in January: 57
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is September (Cloud cover 29).
Average visibility in January
Trivoli, 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).
Trivoli, Illinois, USA
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