December weather forecast
Winona, OH

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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.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it cold in Winona during December?

In Winona, 37.9°F (3.3°C) is the average high-temperature and 26.8°F (-2.9°C) is the average low-temperature during December. The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in August is evaluated at 86°F (30°C).

What is the average humidity in December in Winona?

In Winona, the average relative humidity in December is 85%.

How many days does it rain in December in Winona?

In December, the rain falls for 11.7 days. Throughout December, 2.4" (61mm) of precipitation is accumulated.

How many days does it snow in December in Winona?

In Winona, in December, during 14.6 snowfall days, 5.31" (135mm) of snow is typically accumulated.

What is the month with the shortest days in Winona?

With an average of 9h and 18min of daylight, December has the shortest days of the year in Winona, Ohio.

How many hours of daylight does Winona have in December?

In Winona, Ohio, the average day length in December is 9h and 18min.

When are sunrise and sunset in December in Winona?

On the first day of December in Winona, 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.

How long on average sun shines in December in Winona?

The average sunshine duration in December in Winona is 3.3h.

What is the month with the lowest UV index in Winona?

December is the month with the lowest UV index, with an average maximum UV index of 1.

How high is the UV index in December in Winona?

In Winona, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Winona, OH

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 - 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 - 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 - 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 - 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 - 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 - 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 - 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 / Average sunshine in December - Winona, OH
  • Average daylight in December: 9h and 2min

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 2min

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 - 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 - 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 - 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 - 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).

Winona, Ohio, USA

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