January weather forecastLetts Corner, IN
January
Weather in January
January, like December, in Letts Corner, Indiana, is another cold winter month, with an average temperature fluctuating between 34.9°F (1.6°C) and 22.8°F (-5.1°C).Temperature
The coldest month is January, with an average high-temperature of 34.9°F (1.6°C) and an average low-temperature of 22.8°F (-5.1°C).Humidity
In January, the average relative humidity is 81%.Rainfall
In January, the rain falls for 8 days. Throughout January, 1.3" (33mm) of precipitation is accumulated. In Letts Corner, during the entire year, the rain falls for 137.6 days and collects up to 17.99" (457mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Letts Corner, in January, snow falls for 7.1 days, with typically accumulated 1.06" (27mm) of snow. In Letts Corner, during the entire year, snow falls for 29.3 days and aggregates up to 5.35" (136mm) of snow.Daylight
In January, the average length of the day is 9h and 47min.On the first day of the month, sunrise is at 8:01 am and sunset at 5:29 pm. On the last day of January, sunrise is at 7:50 am and sunset at 6:01 pm EST.
Sunshine
With an average of 4h of sunshine, January has the least sunshine of the year.UV index
The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 2 in January interprets into the following recommendations:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Letts Corner, IN
- Average high temperature in January: 34.9°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (34.9°F).
- Average low temperature in January: 22.8°F
The month with the highest average low temperature is July (65.3°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in January
Letts Corner, IN
- Average pressure in January: 30.14"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Letts Corner, IN
- Average wind speed in January: 9.1mph
The windiest months (with the highest average wind speed) are January and February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in January
Letts Corner, IN
- Average humidity in January: 81%
The month with the highest relative humidity is December (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Letts Corner, IN
- Average rainfall in January: 1.3"
The wettest month (with the highest rainfall) is May (2.01").
The driest month (with the least rainfall) is September (0.98").
Average rainfall days in January
Letts Corner, IN
- Average rainfall days in January: 8 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in January
Letts Corner, IN
- Average snowfall in January: 1.06"
The month with the highest snowfall is March (1.46").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Letts Corner, IN
- Average snowfall days in January: 7.1 days
The month with the highest number of snowfall days is February (7.3 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
Letts Corner, 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 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).
Average sunshine days in January
Letts Corner, IN
- Average sunshine days in January: 17 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (12.4 days).
Average UV index in January
Letts Corner, IN
- Average UV index in January: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Letts Corner, IN
- Average cloud cover in January: 59
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in January
Letts Corner, IN
- Average visibility in January: 6mi
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (6mi).
The month with the lowest visibility is July (5mi).





