December weather forecast
Byington, OH

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Weather in December

December, the first month of the winter in Byington, is also an icy month, with an average temperature varying between 41.9°F (5.5°C) and 30.9°F (-0.6°C).

Temperature

With December's arrival, Byington's weather changes as the average high-temperature falls from a fresh 51.4°F (10.8°C) in November to a wintry 41.9°F (5.5°C). Byington sees an average low-temperature of 30.9°F (-0.6°C) during December.

Humidity

The average relative humidity in December in Byington is 81%.

Rainfall

In Byington, during December, the rain falls for 11.8 days and regularly aggregates up to 2.72" (69mm) of precipitation. Throughout the year, there are 167.9 rainfall days, and 30" (762mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, October through December. In Byington, in December, snow falls for 8.4 days, with typically accumulated 1.97" (50mm) of snow. In Byington, Ohio, during the entire year, snow falls for 35.9 days and aggregates up to 10.91" (277mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 30min of daylight.
On the first day of the month, sunrise is at 7:33 am and sunset at 5:11 pm. On the last day of December, sunrise is at 7:52 am and sunset at 5:20 pm EST.

Sunshine

The average sunshine in December is 4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold does it get in December?

The high-temperature, in December, in Byington, records 41.9°F (5.5°C), while the low-temperature is 30.9°F (-0.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is estimated at 89.6°F (32°C).

What is the average humidity in December?

In Byington, the average relative humidity in December is 81%.

How many days does it rain in December?

In Byington, in December, during 11.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

How much does it snow in December?

In December, it is snowing for 8.4 days. Throughout December, 1.97" (50mm) of snow is accumulated.

What is the month with the shortest days?

December has the shortest days of the year, with an average of 9h and 30min of daylight.

What is the average length of the day in December in Byington?

In Byington, Ohio, the average day length in December is 9h and 29min.

When is the sunrise / sunset in December?

On the first day of December, sunrise is at 7:33 am and sunset at 5:11 pm. On the last day of the month, sunrise is at 7:52 am and sunset at 5:20 pm EST.

How long on average sun shines in December?

In Byington, the average sunshine duration in December is 4h.

What are the months with the lowest UV index?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

How high is the UV index in December?

The average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk 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
Byington, OH

Average temperature in December - Byington, OH
  • Average high temperature in December: 41.9°F

The warmest month (with the highest average high temperature) is July (84.2°F).
The month with the lowest average high temperature is January (36.1°F).

  • Average low temperature in December: 30.9°F

The month with the highest average low temperature is July (64.2°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in December
Byington, OH

Average pressure in December - Byington, OH
  • Average pressure in December: 30.14"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in December
Byington, OH

Average wind speed in December - Byington, OH
  • Average wind speed in December: 8mph

The windiest months (with the highest average wind speed) are January and February (8.6mph).
The calmest month (with the lowest average wind speed) is August (5mph).

Average humidity in December
Byington, OH

Average humidity in December - Byington, OH
  • Average humidity in December: 81%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, September, October and November (76%).

Average rainfall in December
Byington, OH

Average rainfall in December - Byington, OH
  • Average rainfall in December: 2.72"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in December
Byington, OH

Average rainfall days in December - Byington, OH
  • Average rainfall days in December: 11.8 days

The month with the highest number of rainy days is May (18.4 days).
The month with the least rainy days is November (10.4 days).

Average snowfall in December
Byington, OH

Average snowfall in December - Byington, OH
  • Average snowfall in December: 1.97"

The month with the highest snowfall is February (2.87").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in December
Byington, OH

Average snowfall days in December - Byington, OH
  • Average snowfall days in December: 8.4 days

The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Byington, OH

Average daylight in December / Average sunshine in December - Byington, OH
  • Average daylight in December: 9h and 3min

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 December: 4h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in December
Byington, OH

Average sunshine days in December - Byington, OH
  • Average sunshine days in December: 11.9 days

The month with the most sunshine days is November (18 days).
The month with the least sunshine days is June (9.9 days).

Average UV index in December
Byington, OH

Average UV index in December - Byington, OH
  • Average UV index in December: 2

The months with the highest UV index are 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 December
Byington, OH

Average cloud cover in December - Byington, OH
  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in December
Byington, OH

Average visibility in December - Byington, OH
  • Average visibility in December: 6mi

The months with the highest visibility are March, April, June, October, November and December (6mi).
The months with the lowest visibility are January, February, May, July, August and September (5mi).

Byington, Ohio, USA

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