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
The coldest period tends to be January, when average temperatures fluctuate between a high of 40.1°F (4.5°C) and a low of 27°F (-2.8°C).Humidity
In January, the average relative humidity is 76%.Rainfall
In Goreville, during January, the rain falls for 7.3 days and regularly aggregates up to 0.75" (19mm) of precipitation. Throughout the year, there are 118.3 rainfall days, and 13.03" (331mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall. In Goreville, in January, snow falls for 3.3 days, with typically accumulated 0.35" (9mm) of snow. Throughout the year, in Goreville, there are 11 snowfall days, and 1.57" (40mm) of snow is accumulated.Daylight
The average length of the day in January in Goreville is 9h and 55min.On the first day of January in Goreville, sunrise is at 7:10 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 5:18 pm CST.
Sunshine
The months with the least sunshine are January and February, with an average of 4.6h of sunshine.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Goreville. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Frequently asked questions
What part of the year is the coldest in Goreville?
How cold is it in Goreville in January?
What is the average humidity in January in Goreville?
How many days does it rain in January in Goreville?
How many days does it snow in January in Goreville?
What is the average length of the day in January in Goreville?
When is the sunrise / sunset in January in Goreville?
What are the months with the least sunshine in Goreville?
How long on average sun shines in January in Goreville?
When is the lowest UV index in Goreville?
How high is the UV index in January in Goreville?
Average temperature in January
Goreville, IL
- Average high temperature in January: 40.1°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (40.1°F).
- Average low temperature in January: 27°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in January
Goreville, 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 (29.94"Hg).
Average wind speed in January
Goreville, IL
- Average wind speed in January: 9mph
The windiest months (with the highest average wind speed) are January and February (9mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).
Average humidity in January
Goreville, IL
- Average humidity in January: 76%
The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (71%).
Average rainfall in January
Goreville, IL
- Average rainfall in January: 0.75"
The wettest month (with the highest rainfall) is June (1.5").
The driest month (with the least rainfall) is September (0.47").
Average rainfall days in January
Goreville, IL
- Average rainfall days in January: 7.3 days
The month with the highest number of rainy days is July (13.1 days).
The months with the least rainy days are January, February and December (7.3 days).
Average snowfall in January
Goreville, IL
- Average snowfall in January: 0.35"
The month with the highest snowfall is February (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Goreville, IL
- Average snowfall days in January: 3.3 days
The month with the highest number of snowfall days is January (3.3 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
Goreville, IL
- Average daylight in January: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in January: 4h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The months with the least sunshine are January and February (Average sunshine: 4h and 36min).
Average sunshine days in January
Goreville, IL
- Average sunshine days in January: 21.4 days
The month with the most sunshine days is October (21.5 days).
The month with the least sunshine days is June (14.8 days).
Average UV index in January
Goreville, IL
- Average UV index in January: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in January
Goreville, IL
- Average cloud cover in January: 51
The months with the most cloud cover are January and February (Cloud cover 51).
The month with the least cloud cover is September (Cloud cover 28).
Average visibility in January
Goreville, 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).
Goreville, Illinois, USA
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