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
Coffeen's temperature records reveal January as the coldest month, marked by average highs of 35.4°F (1.9°C) and lows of 22.6°F (-5.2°C).Humidity
In Coffeen, the average relative humidity in January is 78%.Rainfall
In January, the rain falls for 7 days. Throughout January, 1.46" (37mm) of precipitation is accumulated. Throughout the year, there are 138.5 rainfall days, and 24.33" (618mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In Coffeen, in January, during 6.2 snowfall days, 1.54" (39mm) of snow is typically accumulated. Throughout the year, in Coffeen, there are 20.6 snowfall days, and 6.3" (160mm) of snow is accumulated.Daylight
The average length of the day in January is 9h and 47min.On the first day of the month, sunrise is at 7:16 am and sunset at 4:45 pm. On the last day of January, sunrise is at 7:05 am and sunset at 5:16 pm CST.
Sunshine
The month with the least sunshine in Coffeen, Illinois, is January, with an average of 4.3h 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 Coffeen. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.Note: The maximum UV index, 2 during January, leads to the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
What are the coldest months in Coffeen?
How cold is it in Coffeen in January?
What is the average humidity in January in Coffeen?
How much does it rain in Coffeen in January?
How much does it snow in Coffeen in January?
What is the average length of the day in January in Coffeen?
What time are sunrise and sunset in January in Coffeen?
What is the month with the least sunshine in Coffeen?
How many hours of sunshine does Coffeen have in January?
When is the lowest UV index in Coffeen?
How high is the UV index in January in Coffeen?
Average temperature in January
Coffeen, IL
- Average high temperature in January: 35.4°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.4°F).
- Average low temperature in January: 22.6°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 (22.6°F).
Average pressure in January
Coffeen, 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 (29.92"Hg).
Average wind speed in January
Coffeen, IL
- Average wind speed in January: 10.3mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (5.9mph).
Average humidity in January
Coffeen, 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
Coffeen, IL
- Average rainfall in January: 1.46"
The wettest month (with the highest rainfall) is June (3.35").
The driest month (with the least rainfall) is February (1.34").
Average rainfall days in January
Coffeen, IL
- Average rainfall days in January: 7 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (7 days).
Average snowfall in January
Coffeen, IL
- Average snowfall in January: 1.54"
The month with the highest snowfall is February (1.81").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in January
Coffeen, IL
- Average snowfall days in January: 6.2 days
The month with the highest number of snowfall days is January (6.2 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
Coffeen, 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
Coffeen, IL
- Average sunshine days in January: 19.3 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in January
Coffeen, 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
Coffeen, 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 September (Cloud cover 29).
Average visibility in January
Coffeen, 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).
Coffeen, Illinois, USA
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