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
January, recording an average high temperature of 28.9°F (-1.7°C) and a low temperature of 18.3°F (-7.6°C), is Countryside's coldest month.Humidity
January and February, with an average relative humidity of 82%, are the most humid months in Countryside.Rainfall
In January, the rain falls for 7.8 days. Throughout January, 1.89" (48mm) of precipitation is accumulated. Throughout the year, there are 166.8 rainfall days, and 34.96" (888mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Countryside. In Countryside, Illinois, in January, snow falls for 13.3 days, with typically accumulated 5.2" (132mm) of snow. Throughout the year, in Countryside, Illinois, there are 47.1 snowfall days, and 19.02" (483mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 34min.On the first day of January, sunrise is at 7:18 am and sunset at 4:31 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 5:04 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 3.7h of sunshine.UV index
In Countryside, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum UV index of 2 in January translates into the following recommendations:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
Frequently asked questions
What month is the coldest in Countryside?
How cold is January in Countryside?
What is the most humid month in Countryside?
What is the average humidity in January in Countryside?
How much does it rain in Countryside in January?
How many days does it snow in January in Countryside?
What is the average length of the day in January in Countryside?
What time are sunrise and sunset in January in Countryside?
What is the month with the least sunshine in Countryside?
How many hours of sunshine does Countryside have in January?
How high is the UV index in January in Countryside?
Average temperature in January
Countryside, IL
- Average high temperature in January: 28.9°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in January: 18.3°F
The month with the highest average low temperature is July (66.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in January
Countryside, 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
Countryside, IL
- Average wind speed in January: 10.2mph
The windiest month (with the highest average wind speed) is January (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in January
Countryside, IL
- Average humidity in January: 82%
The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Countryside, IL
- Average rainfall in January: 1.89"
The wettest month (with the highest rainfall) is May (4.61").
The driest months (with the least rainfall) are November and December (1.77").
Average rainfall days in January
Countryside, IL
- Average rainfall days in January: 7.8 days
The month with the highest number of rainy days is June (19.4 days).
The month with the least rainy days is February (5.9 days).
Average snowfall in January
Countryside, IL
- Average snowfall in January: 5.2"
The month with the highest snowfall is February (5.28").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Countryside, IL
- Average snowfall days in January: 13.3 days
The month with the highest number of snowfall days is January (13.3 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
Countryside, IL
- Average daylight in January: 9h and 4min
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 August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in January
Countryside, IL
- Average sunshine days in January: 12.8 days
The month with the most sunshine days is November (16.1 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in January
Countryside, IL
- Average UV index in January: 2
The months with the highest UV index are July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Countryside, IL
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in January
Countryside, 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).
Countryside, Illinois, USA
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