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, noted for its average high-temperature of 36°F (2.2°C) and an average low-temperature of 23.4°F (-4.8°C), is considered the coldest month.Humidity
The average relative humidity in January in Herrick is 77%.Rainfall
In January, in Herrick, the rain falls for 7.3 days. Throughout January, 1.61" (41mm) of precipitation is accumulated. Throughout the year, in Herrick, there are 139.3 rainfall days, and 23.94" (608mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Herrick, in January, snow falls for 5.7 days, with typically accumulated 1.34" (34mm) of snow. Throughout the year, there are 18.9 snowfall days, and 5.24" (133mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 47min.On the first day of January in Herrick, sunrise is at 7:15 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 5:14 pm CST.
Sunshine
January has the least sunshine of the year in Herrick, with an average of 4.3h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: An average maximum UV index of 2 in January leads to these recommendations:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months in Herrick?
How cold is it in Herrick in January?
What is the average humidity in January in Herrick?
How many days does it rain in January in Herrick?
How much does it snow in Herrick in January?
How many hours of daylight does Herrick have in January?
When are sunrise and sunset in January in Herrick?
What is the month with the least sunshine in Herrick?
How long on average sun shines in January in Herrick?
What are the months with the lowest UV index in Herrick?
How high is the UV index in January in Herrick?
Average temperature in January
Herrick, IL
- Average high temperature in January: 36°F
The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in January: 23.4°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in January
Herrick, IL
- Average pressure in January: 30.16"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Herrick, IL
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).
Average humidity in January
Herrick, IL
- Average humidity in January: 77%
The months with the highest relative humidity are July and August (81%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Herrick, IL
- Average rainfall in January: 1.61"
The wettest months (with the highest rainfall) are April and June (2.95").
The driest month (with the least rainfall) is February (1.18").
Average rainfall days in January
Herrick, IL
- Average rainfall days in January: 7.3 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in January
Herrick, IL
- Average snowfall in January: 1.34"
The month with the highest snowfall is December (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Herrick, IL
- Average snowfall days in January: 5.7 days
The month with the highest number of snowfall days is January (5.7 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
Herrick, IL
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in January: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in January
Herrick, IL
- Average sunshine days in January: 19.5 days
The months with the most sunshine days are January and November (19.5 days).
The months with the least sunshine days are May and July (12.3 days).
Average UV index in January
Herrick, IL
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in January
Herrick, IL
- Average cloud cover in January: 53
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are June and July (Cloud cover 29).
Average visibility in January
Herrick, 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).
Herrick, Illinois, USA
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