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
In Harvel, the month of January is known for its lowest average temperatures, reaching a high of 34.7°F (1.5°C) and a low of 22.6°F (-5.2°C).Humidity
In Harvel, the average relative humidity in January is 78%.Rainfall
In Harvel, Illinois, in January, during 7.9 rainfall days, 1.73" (44mm) of precipitation is typically accumulated. Throughout the year, in Harvel, there are 145.5 rainfall days, and 27.44" (697mm) of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Harvel. In January, in Harvel, it is snowing for 7.4 days. Throughout January, 2.13" (54mm) of snow is accumulated. Throughout the year, there are 23.9 snowfall days, and 8.58" (218mm) of snow is accumulated.Daylight
In January, the average length of the day is 9h and 46min.On the first day of January, sunrise is at 7:17 am and sunset at 4:45 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 5:16 pm CST.
Sunshine
January has the least sunshine of the year, with an average of 4.4h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Harvel. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: During January, 2 as the daily maximum UV index converts into the following advice:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Enhance your sun protection with tightly woven, yet airy clothing. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month in Harvel?
How cold is it in Harvel in January?
What is the average humidity in January in Harvel?
How much does it rain in Harvel in January?
How much does it snow in Harvel in January?
How many hours of daylight does Harvel have in January?
When are sunrise and sunset in January in Harvel?
What is the month with the least sunshine in Harvel?
How long on average sun shines in January in Harvel?
What is the month with the lowest UV index in Harvel?
How high is the UV index in January in Harvel?
Average temperature in January
Harvel, IL
- Average high temperature in January: 34.7°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (34.7°F).
- Average low temperature in January: 22.6°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (22.6°F).
Average pressure in January
Harvel, IL
- Average pressure in January: 30.15"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in January
Harvel, 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
Harvel, IL
- Average humidity in January: 78%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Harvel, IL
- Average rainfall in January: 1.73"
The wettest month (with the highest rainfall) is June (3.5").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in January
Harvel, IL
- Average rainfall days in January: 7.9 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.4 days).
Average snowfall in January
Harvel, IL
- Average snowfall in January: 2.13"
The month with the highest snowfall is February (2.64").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in January
Harvel, IL
- Average snowfall days in January: 7.4 days
The month with the highest number of snowfall days is January (7.4 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
Harvel, 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 30min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in January
Harvel, IL
- Average sunshine days in January: 17.6 days
The month with the most sunshine days is November (19 days).
The month with the least sunshine days is May (11.1 days).
Average UV index in January
Harvel, 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
Harvel, 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, July and September (Cloud cover 29).
Average visibility in January
Harvel, IL
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).
Harvel, Illinois, USA
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