Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
In Mack, entering December brings a temperature decrement, reducing from November's cool 51.4°F (10.8°C) to a wintry 42.1°F (5.6°C). December brings with it a nighttime average temperature of 30.4°F (-0.9°C).Humidity
With an average relative humidity of 81%, December is the most humid month.Rainfall
In Mack, in December, during 11.1 rainfall days, 1.81" (46mm) of precipitation is typically accumulated. In Mack, during the entire year, the rain falls for 146.4 days and collects up to 23.58" (599mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Mack, in December, snow falls for 6.9 days, with typically accumulated 1.38" (35mm) of snow. Throughout the year, in Mack, there are 30.4 snowfall days, and 7.76" (197mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December in Mack, Ohio, sunrise is at 7:39 am and sunset at 5:16 pm. On the last day of the month, sunrise is at 7:57 am and sunset at 5:26 pm EST.
Sunshine
In December, the average sunshine in Mack is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Mack. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.
Frequently asked questions
Is December cold in Mack?
What is the most humid month in Mack?
What is the average humidity in December in Mack?
How much does it rain in Mack in December?
How much does it snow in Mack in December?
What is the month with the shortest days in Mack?
How many hours of daylight does Mack have in December?
When are sunrise and sunset in December in Mack?
How long on average sun shines in December in Mack?
What are the months with the lowest UV index in Mack?
What is the UV index reading in December in Mack?
Average temperature in December
Mack, OH
- Average high temperature in December: 42.1°F
The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (36°F).
- Average low temperature in December: 30.4°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (23.5°F).
Average pressure in December
Mack, OH
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Mack, OH
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.7mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).
Average humidity in December
Mack, OH
- Average humidity in December: 81%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are August, September and October (74%).
Average rainfall in December
Mack, OH
- Average rainfall in December: 1.81"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is September (1.34").
Average rainfall days in December
Mack, OH
- Average rainfall days in December: 11.1 days
The month with the highest number of rainy days is May (16.3 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in December
Mack, OH
- Average snowfall in December: 1.38"
The month with the highest snowfall is March (1.93").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Mack, OH
- Average snowfall days in December: 6.9 days
The month with the highest number of snowfall days is January (8.5 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
Mack, 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 1min
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 December
Mack, OH
- Average sunshine days in December: 14.7 days
The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and June (12 days).
Average UV index in December
Mack, 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
Mack, OH
- Average cloud cover in December: 57
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Mack, OH
- Average visibility in December: 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).
Mack, Ohio, USA
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