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 stands out as Herscher's coldest month, with an average high-temperature of 30°F (-1.1°C) and a low-temperature of 18.3°F (-7.6°C).Humidity
The average relative humidity in January in Herscher is 82%.Rainfall
In Herscher, Illinois, in January, during 5.5 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. Throughout the year, there are 142.1 rainfall days, and 22.56" (573mm) of precipitation is accumulated.Snowfall
Months with snowfall in Herscher are January through April, October through December. January is the month with the most snowfall. Snow falls for 11.7 days and accumulates 2.17" (55mm) of snow.Daylight
In Herscher, the average length of the day in January is 9h and 37min.On the first day of the month, sunrise is at 7:17 am and sunset at 4:34 pm. On the last day of January, in Herscher, sunrise is at 7:04 am and sunset at 5:07 pm CST.
Sunshine
The month with the least sunshine in Herscher is January, with an average of 3.8h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In January, the maximum UV index of 1 suggests this advice:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What part of the year is the coldest in Herscher?
How cold is January in Herscher?
What is the average humidity in January in Herscher?
How many days does it rain in January in Herscher?
What is the snowiest month in Herscher?
How many days does it snow in January in Herscher?
What is the average length of the day in January in Herscher?
When are sunrise and sunset in January in Herscher?
What is the month with the least sunshine in Herscher?
How many hours of sunshine does Herscher have in January?
What are the months with the lowest UV index in Herscher?
How high is the UV index in January in Herscher?
Average temperature in January
Herscher, IL
- Average high temperature in January: 30°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in January: 18.3°F
The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in January
Herscher, IL
- Average pressure in January: 30.12"Hg
The month with the highest atmospheric pressure is January (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Herscher, IL
- Average wind speed in January: 10.2mph
The windiest months (with the highest average wind speed) are January and April (10.2mph).
The calmest month (with the lowest average wind speed) is August (6.2mph).
Average humidity in January
Herscher, IL
- Average humidity in January: 82%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is October (72%).
Average rainfall in January
Herscher, IL
- Average rainfall in January: 1.14"
The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is February (1.06").
Average rainfall days in January
Herscher, IL
- Average rainfall days in January: 5.5 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (5 days).
Average snowfall in January
Herscher, IL
- Average snowfall in January: 2.17"
The month with the highest snowfall is January (2.17").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Herscher, IL
- Average snowfall days in January: 11.7 days
The month with the highest number of snowfall days is January (11.7 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
Herscher, IL
- Average daylight in January: 9h and 4min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in January: 3h and 5min
The months with the most sunshine are June and July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in January
Herscher, IL
- Average sunshine days in January: 15.1 days
The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in January
Herscher, IL
- Average UV index in January: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in January
Herscher, IL
- Average cloud cover in January: 60
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are August and September (Cloud cover 34).
Average visibility in January
Herscher, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).
Herscher, Illinois, USA
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