January weather forecastKoleen, IN
January
Weather in January
January, the same as December, is a wintry winter month in Koleen, Indiana, with an average temperature fluctuating between 36.1°F (2.3°C) and 23°F (-5°C).Temperature
Temperature records mark January as the coldest month, with highs averaging 36.1°F (2.3°C) and lows at 23°F (-5°C).Humidity
In January, the average relative humidity in Koleen is 79%.Rainfall
In Koleen, during January, the rain falls for 9 days and regularly aggregates up to 2.01" (51mm) of precipitation. Throughout the year, there are 154.9 rainfall days, and 27.24" (692mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. The month with the most snowfall is January, when snow falls for 8.8 days and typically aggregates up to 2.17" (55mm) of snow.Daylight
In January, the average length of the day is 9h and 48min.On the first day of January, sunrise is at 8:06 am and sunset at 5:35 pm. On the last day of the month, sunrise is at 7:54 am and sunset at 6:06 pm EST.
Sunshine
In Koleen, the average sunshine in January is 4.3h.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 value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: The daily high UV index of 2 during January translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Koleen, IN
- Average high temperature in January: 36.1°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (36.1°F).
- Average low temperature in January: 23°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (23°F).
Average pressure in January
Koleen, IN
- 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 (29.94"Hg).
Average wind speed in January
Koleen, IN
- Average wind speed in January: 8.9mph
The windiest months (with the highest average wind speed) are January and February (8.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.5mph).
Average humidity in January
Koleen, IN
- Average humidity in January: 79%
The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is October (73%).
Average rainfall in January
Koleen, IN
- Average rainfall in January: 2.01"
The wettest month (with the highest rainfall) is April (3.39").
The driest months (with the least rainfall) are September and October (1.69").
Average rainfall days in January
Koleen, IN
- Average rainfall days in January: 9 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is January (9 days).
Average snowfall in January
Koleen, IN
- 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
Koleen, IN
- Average snowfall days in January: 8.8 days
The month with the highest number of snowfall days is January (8.8 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
Koleen, IN
- Average daylight in January: 9h and 48min
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 18min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in January
Koleen, IN
- Average sunshine days in January: 14.3 days
The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is May (10 days).
Average UV index in January
Koleen, IN
- 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, November and December (UV index 2).
Average cloud cover in January
Koleen, IN
- Average cloud cover in January: 57
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Koleen, IN
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).





