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
During the coldest month, January, temperatures average a high of 27.9°F (-2.3°C) and a low of 16.5°F (-8.6°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 83%.Rainfall
In January, the rain falls for 6 days. Throughout January, 1.38" (35mm) of precipitation is accumulated. In Hoffman Estates, during the entire year, the rain falls for 145.9 days and collects up to 24.72" (628mm) of precipitation.Snowfall
Months with snowfall in Hoffman Estates, Illinois, are January through May, October through December. In Hoffman Estates, in January, snow falls for 12.7 days, with typically accumulated 3.86" (98mm) of snow. In Hoffman Estates, during the entire year, snow falls for 47.6 days and aggregates up to 15.83" (402mm) of snow.Daylight
The average length of the day in January is 9h and 32min.On the first day of January in Hoffman Estates, sunrise is at 7:20 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:05 pm CST.
Sunshine
The month with the least sunshine is January, with an average of 3.6h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Hoffman Estates. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 1 during January leads to these instructions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
Frequently asked questions
What is the coldest time of year in Hoffman Estates?
How cold is January in Hoffman Estates?
What are the most humid months in Hoffman Estates?
What is the average humidity in January in Hoffman Estates?
How many days does it rain in January in Hoffman Estates?
How many days does it snow in January in Hoffman Estates?
What is the average length of the day in January in Hoffman Estates?
When are sunrise and sunset in January in Hoffman Estates?
What is the month with the least sunshine in Hoffman Estates?
How many hours of sunshine does Hoffman Estates have in January?
When is the lowest UV index in Hoffman Estates?
What is the UV index intensity in January in Hoffman Estates?
Average temperature in January
Hoffman Estates, IL
- Average high temperature in January: 27.9°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in January: 16.5°F
The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (16.5°F).
Average pressure in January
Hoffman Estates, IL
- Average pressure in January: 30.11"Hg
The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Hoffman Estates, IL
- Average wind speed in January: 9.9mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Hoffman Estates, IL
- Average humidity in January: 83%
The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Hoffman Estates, IL
- Average rainfall in January: 1.38"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is December (1.14").
Average rainfall days in January
Hoffman Estates, IL
- Average rainfall days in January: 6 days
The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in January
Hoffman Estates, IL
- Average snowfall in January: 3.86"
The month with the highest snowfall is February (4.21").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Hoffman Estates, IL
- Average snowfall days in January: 12.7 days
The month with the highest number of snowfall days is January (12.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Hoffman Estates, IL
- Average daylight in January: 9h and 3min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in January: 3h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in January
Hoffman Estates, IL
- Average sunshine days in January: 14.1 days
The month with the most sunshine days is November (17.4 days).
The month with the least sunshine days is July (10.4 days).
Average UV index in January
Hoffman Estates, IL
- Average UV index in January: 1
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Hoffman Estates, IL
- Average cloud cover in January: 62
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 32).
Average visibility in January
Hoffman Estates, IL
- Average visibility in January: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January and February (5mi).
Hoffman Estates, Illinois, USA
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