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
With average high and low temperatures of 37.2°F (2.9°C) and 24.3°F (-4.3°C) respectively, January is Irvington's coldest month.Humidity
In January, the average relative humidity is 77%.Rainfall
In January, in Irvington, the rain falls for 3.7 days. Throughout January, 0.55" (14mm) of precipitation is accumulated. In Irvington, during the entire year, the rain falls for 83.2 days and collects up to 6.81" (173mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall in Irvington, Illinois, is January, when snow falls for 3.8 days and typically aggregates up to 0.28" (7mm) of snow.Daylight
In Irvington, the average length of the day in January is 9h and 51min.On the first day of January in Irvington, sunrise is at 7:13 am and sunset at 4:46 pm. On the last day of the month, sunrise is at 7:02 am and sunset at 5:17 pm CST.
Sunshine
With an average of 4.4h of sunshine, January has the least sunshine of the year in Irvington.UV index
The months with the lowest UV index in Irvington are January, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 2 in January translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Boost your sun resistance with garments that are densely woven yet spacious. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What are the coldest months in Irvington?
How cold is it in Irvington in January?
What is the average humidity in January in Irvington?
How many days does it rain in January in Irvington?
When does it snow the most in Irvington?
How many days does it snow in January in Irvington?
How many hours of daylight does Irvington have in January?
What time are sunrise and sunset in January in Irvington?
What is the month with the least sunshine in Irvington?
How many hours of sunshine does Irvington have in January?
What is the month with the lowest UV index in Irvington?
What is the UV index reading in January in Irvington?
Average temperature in January
Irvington, IL
- Average high temperature in January: 37.2°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in January: 24.3°F
The month with the highest average low temperature is July (67.6°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).
Average pressure in January
Irvington, 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
Irvington, IL
- Average wind speed in January: 9.9mph
The windiest month (with the highest average wind speed) is February (10mph).
The calmest month (with the lowest average wind speed) is July (5.8mph).
Average humidity in January
Irvington, 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 (71%).
Average rainfall in January
Irvington, IL
- Average rainfall in January: 0.55"
The wettest months (with the highest rainfall) are April and July (0.75").
The driest month (with the least rainfall) is September (0.24").
Average rainfall days in January
Irvington, IL
- Average rainfall days in January: 3.7 days
The month with the highest number of rainy days is May (10.1 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in January
Irvington, IL
- Average snowfall in January: 0.28"
The month with the highest snowfall is January (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Irvington, IL
- Average snowfall days in January: 3.8 days
The month with the highest number of snowfall days is January (3.8 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
Irvington, 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 months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in January
Irvington, IL
- Average sunshine days in January: 24.5 days
The months with the most sunshine days are January and December (24.5 days).
The month with the least sunshine days is May (16.8 days).
Average UV index in January
Irvington, 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, November and December (UV index 2).
Average cloud cover in January
Irvington, IL
- Average cloud cover in January: 51
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in January
Irvington, 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).
Irvington, Illinois, USA
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