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 December, the average high-temperature decreases from a chilly 47.3°F (8.5°C) in November to a cold 37°F (2.8°C). Plymouth experiences an average nighttime temperature of 27.5°F (-2.5°C) in the month of December.Humidity
The average relative humidity in December is 84%.Rainfall
In Plymouth, in December, during 10.5 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 171.1 rainfall days, and 30.75" (781mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. In Plymouth, during December, snow falls for 11.5 days and regularly aggregates up to 3.74" (95mm) of snow. Throughout the year, in Plymouth, Ohio, there are 57.3 snowfall days, and 19.13" (486mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year in Plymouth.On the first day of the month, sunrise is at 7:36 am and sunset at 5:03 pm. On the last day of December, sunrise is at 7:55 am and sunset at 5:12 pm EST.
Sunshine
In December, the average sunshine is 3.5h.UV index
December is the month with the lowest UV index in Plymouth, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. It's recommended to limit sun exposure when its radiation is at its peak during midday. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
Frequently asked questions
How cold is December in Plymouth?
What is the average humidity in December in Plymouth?
How much does it rain in Plymouth in December?
How many days does it snow in December in Plymouth?
What is the month with the shortest days in Plymouth?
What is the average length of the day in December in Plymouth?
When are sunrise and sunset in December in Plymouth?
How long on average sun shines in December in Plymouth?
When is the lowest UV index in Plymouth?
How high is the UV index in December in Plymouth?
Average temperature in December
Plymouth, OH
- Average high temperature in December: 37°F
The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in December
Plymouth, 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 (29.93"Hg).
Average wind speed in December
Plymouth, OH
- Average wind speed in December: 9.8mph
The windiest month (with the highest average wind speed) is January (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in December
Plymouth, OH
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, October and November (77%).
Average rainfall in December
Plymouth, OH
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is May (3.39").
The driest month (with the least rainfall) is February (2.01").
Average rainfall days in December
Plymouth, OH
- Average rainfall days in December: 10.5 days
The months with the highest number of rainy days are May and July (18.7 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Plymouth, OH
- Average snowfall in December: 3.74"
The month with the highest snowfall is February (5.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Plymouth, OH
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (15.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Plymouth, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in December
Plymouth, OH
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is February (9.3 days).
Average UV index in December
Plymouth, 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
Plymouth, OH
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Plymouth, OH
- Average visibility in December: 6mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (6mi).
The months with the lowest visibility are January, February and September (5mi).
Plymouth, Ohio, USA
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