January weather forecastZionsville, IN
January
Weather in January
January, like December, in Zionsville, Indiana, is an icy winter month, with an average temperature ranging between max 32.2°F (0.1°C) and min 20.3°F (-6.5°C).Temperature
Zionsville reaches its lowest average temperatures in January, measuring 32.2°F (0.1°C) at the peak and 20.3°F (-6.5°C) at the lowest.Humidity
In January, the average relative humidity in Zionsville is 82%.Rainfall
In Zionsville, in January, it is raining for 5.9 days, with typically 0.79" (20mm) of accumulated precipitation. In Zionsville, during the entire year, the rain falls for 121.7 days and collects up to 11.69" (297mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. January is the month with the most snowfall. Snow falls for 7.3 days and accumulates 1.06" (27mm) of snow.Daylight
In Zionsville, the average length of the day in January is 9h and 43min.On the first day of the month, sunrise is at 8:06 am and sunset at 5:30 pm. On the last day of January, sunrise is at 7:54 am and sunset at 6:02 pm EST.
Sunshine
With an average of 3.9h of sunshine, January has the least sunshine of the year.UV index
In Zionsville, the average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In January, the maximum UV index of 2 suggests these recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in January
Zionsville, IN
- Average high temperature in January: 32.2°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in January: 20.3°F
The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in January
Zionsville, IN
- Average pressure in January: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in January
Zionsville, IN
- Average wind speed in January: 10.1mph
The windiest months (with the highest average wind speed) are January and February (10.1mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in January
Zionsville, IN
- Average humidity in January: 82%
The month with the highest relative humidity is December (83%).
The month with the lowest relative humidity is October (74%).
Average rainfall in January
Zionsville, IN
- Average rainfall in January: 0.79"
The wettest month (with the highest rainfall) is May (1.46").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in January
Zionsville, IN
- Average rainfall days in January: 5.9 days
The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is January (5.9 days).
Average snowfall in January
Zionsville, IN
- Average snowfall in January: 1.06"
The month with the highest snowfall is January (1.06").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in January
Zionsville, IN
- Average snowfall days in January: 7.3 days
The month with the highest number of snowfall days is January (7.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in January /
Average sunshine in January
Zionsville, IN
- Average daylight in January: 9h and 42min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in January: 3h and 54min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in January
Zionsville, IN
- Average sunshine days in January: 19 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in January
Zionsville, IN
- Average UV index in January: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in January
Zionsville, IN
- Average cloud cover in January: 61
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in January
Zionsville, IN
- 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).





