January weather forecastPalatine, IL
January
Weather in January
The start of the year in Palatine finds the landscape enrobed by frost as temperatures hover around 16.9°F (-8.4°C) to 27.9°F (-2.3°C), and 11.1 days of snowfall bringing 1.77" (45mm) of snow. Frosty conditions persist throughout the month, making it crucial to bundle up before stepping outside. Although January witnesses comparatively less sunlight with only 3.7 hours per day, extended periods of cloudy skies provide a somber charm to the cityscape. The month also marks the start of an intriguing ballet of atmospheric pressure fluctuations throughout the year. The constant play between these factors shapes the weather pattern for the month, leaving the landscape beautifully frozen and frosted.Temperature
Palatine's coldest temperatures are experienced in January, with average high temperatures of 27.9°F (-2.3°C) and lows of 16.9°F (-8.4°C).Humidity
The months with the highest humidity are January and February, with an average relative humidity of 83%.Rainfall
In Palatine, Illinois, in January, it is raining for 4.5 days, with typically 0.67" (17mm) of accumulated precipitation. In Palatine, during the entire year, the rain falls for 120.6 days and collects up to 13.98" (355mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In January, it is snowing for 11.1 days. Throughout January, 1.77" (45mm) of snow is accumulated. In Palatine, during the entire year, snow falls for 37.9 days and aggregates up to 6.89" (175mm) of snow.Daylight
In Palatine, the average length of the day in January is 9h and 32min.On the first day of January, sunrise is at 7:20 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:04 pm CST.
Sunshine
With an average of 3.7h of sunshine, January has the least sunshine of the year.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 1 in January converts into the following recommendations:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Palatine, IL
- Average high temperature in January: 27.9°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (27.9°F).
- Average low temperature in January: 16.9°F
The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in January
Palatine, 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
Palatine, 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 (6.3mph).
Average humidity in January
Palatine, 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
Palatine, IL
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is May (1.77").
The driest month (with the least rainfall) is December (0.59").
Average rainfall days in January
Palatine, IL
- Average rainfall days in January: 4.5 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in January
Palatine, IL
- Average snowfall in January: 1.77"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in January
Palatine, IL
- Average snowfall days in January: 11.1 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Palatine, IL
- Average daylight in January: 9h and 30min
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 42min
The months with the most sunshine are July and August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Palatine, IL
- Average sunshine days in January: 18.3 days
The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is July (12.1 days).
Average UV index in January
Palatine, 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
Palatine, IL
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility in January
Palatine, 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).





