December weather forecastWinona, OH
December
Weather in December
The first month of the winter, December, is also a wintry month in Winona, Ohio, with an average temperature fluctuating between 26.8°F (-2.9°C) and 37.9°F (3.3°C).Temperature
December indicates a shift in the average high-temperature, from November's chilly 47.8°F (8.8°C) to a wintry 37.9°F (3.3°C). Winona reports a consistent average low-temperature of 26.8°F (-2.9°C) throughout December nights.Humidity
The average relative humidity in December is 85%.Rainfall
In Winona, Ohio, during December, the rain falls for 11.7 days and regularly aggregates up to 2.4" (61mm) of precipitation. In Winona, during the entire year, the rain falls for 173.3 days and collects up to 30.71" (780mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Winona, during December, snow falls for 14.6 days and regularly aggregates up to 5.31" (135mm) of snow. In Winona, during the entire year, snow falls for 70 days and aggregates up to 26.54" (674mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:29 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:06 pm EST.
Sunshine
The average sunshine in December in Winona is 3.3h.UV index
With an average maximum UV index of 1, December is the month with the lowest UV index in Winona, Ohio. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: In December, an average UV index of 1 transforms into the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Winona, OH
- Average high temperature in December: 37.9°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (31.6°F).
- Average low temperature in December: 26.8°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in December
Winona, OH
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Winona, OH
- Average wind speed in December: 7.8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in December
Winona, OH
- Average humidity in December: 85%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in December
Winona, OH
- Average rainfall in December: 2.4"
The wettest month (with the highest rainfall) is June (3.11").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in December
Winona, OH
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (9 days).
Average snowfall in December
Winona, OH
- Average snowfall in December: 5.31"
The month with the highest snowfall is January (6.57").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Winona, OH
- Average snowfall days in December: 14.6 days
The month with the highest number of snowfall days is January (17.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Winona, OH
- Average daylight in December: 9h and 18min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 3h and 18min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 42min).
Average sunshine days in December
Winona, OH
- Average sunshine days in December: 9.6 days
The month with the most sunshine days is November (13.8 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in December
Winona, OH
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Winona, OH
- Average cloud cover in December: 66
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Winona, OH
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).





