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 is the coldest month, with the temperature often reaching an average high of 26.8°F (-2.9°C) and an average low of 14.2°F (-9.9°C).Humidity
The months with the highest humidity in Genoa are January and February, with an average relative humidity of 85%.Rainfall
In Genoa, in January, during 4 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 116.8 rainfall days, and 11.69" (297mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. The month with the most snowfall in Genoa, Illinois, is January, when snow falls for 10.4 days and typically aggregates up to 1.85" (47mm) of snow.Daylight
In January, the average length of the day is 9h and 32min.On the first day of the month, sunrise is at 7:23 am and sunset at 4:33 pm. On the last day of January, sunrise is at 7:08 am and sunset at 5:07 pm CST.
Sunshine
The month with the least sunshine in Genoa is January, with an average of 3.5h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 1 during January translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
What part of the year is the coldest in Genoa?
How cold is January in Genoa?
What is the most humid month in Genoa?
What is the average humidity in January in Genoa?
How much does it rain in Genoa in January?
When does it snow the most in Genoa?
How many days does it snow in January in Genoa?
How many hours of daylight does Genoa have in January?
When are sunrise and sunset in January in Genoa?
What is the month with the least sunshine in Genoa?
How many hours of sunshine does Genoa have in January?
What are the months with the lowest UV index in Genoa?
How high is the UV index in January in Genoa?
Average temperature in January
Genoa, IL
- Average high temperature in January: 26.8°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (26.8°F).
- Average low temperature in January: 14.2°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (14.2°F).
Average pressure in January
Genoa, 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
Genoa, IL
- Average wind speed in January: 9.8mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Genoa, IL
- Average humidity in January: 85%
The months with the highest relative humidity are January and February (85%).
The month with the lowest relative humidity is October (75%).
Average rainfall in January
Genoa, IL
- Average rainfall in January: 0.55"
The wettest month (with the highest rainfall) is June (1.81").
The driest month (with the least rainfall) is February (0.47").
Average rainfall days in January
Genoa, IL
- Average rainfall days in January: 4 days
The months with the highest number of rainy days are May and June (15.1 days).
The month with the least rainy days is February (3.5 days).
Average snowfall in January
Genoa, IL
- Average snowfall in January: 1.85"
The month with the highest snowfall is January (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Genoa, IL
- Average snowfall days in January: 10.4 days
The month with the highest number of snowfall days is January (10.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Genoa, 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 3min
The months with the most sunshine are June, July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in January
Genoa, IL
- Average sunshine days in January: 18.5 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is June (11.2 days).
Average UV index in January
Genoa, IL
- Average UV index in January: 1
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Genoa, IL
- Average cloud cover in January: 63
The month with the most cloud cover is January (Cloud cover 63).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in January
Genoa, IL
- Average visibility in January: 5mi
The months with the highest visibility are February, March, April, May, June, October, November and December (6mi).
The months with the lowest visibility are January, July, August and September (5mi).
Genoa, Illinois, USA
Weather forecast for your location
2. Allow the app to use your location
