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
The transition into December is accompanied by a temperature decrease, with the average high-temperature shifting from a chilly 49.8°F (9.9°C) in November to an icy 40.3°F (4.6°C). Nighttime temperatures hover around an average low of 28.6°F (-1.9°C) in December.Humidity
In Derwent, the average relative humidity in December is 83%.Rainfall
In Derwent, Ohio, in December, it is raining for 8.7 days, with typically 0.94" (24mm) of accumulated precipitation. Throughout the year, in Derwent, Ohio, there are 123.8 rainfall days, and 11.3" (287mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall in Derwent. In Derwent, during December, snow falls for 7.5 days and regularly aggregates up to 0.75" (19mm) of snow. In Derwent, during the entire year, snow falls for 39 days and aggregates up to 5.28" (134mm) of snow.Daylight
With an average of 9h and 24min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:29 am and sunset at 5:01 pm. On the last day of the month, sunrise is at 7:47 am and sunset at 5:11 pm EST.
Sunshine
In Derwent, the average sunshine in December is 3.6h.UV index
The months with the lowest UV index in Derwent are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Derwent?
What is the average humidity in December in Derwent?
How many days does it rain in December in Derwent?
How many days does it snow in December in Derwent?
What is the month with the shortest days in Derwent?
How many hours of daylight does Derwent have in December?
When are sunrise and sunset in December in Derwent?
How long on average sun shines in December in Derwent?
What is the month with the lowest UV index in Derwent?
What is the UV index intensity in December in Derwent?
Average temperature in December
Derwent, OH
- Average high temperature in December: 40.3°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 (34°F).
- Average low temperature in December: 28.6°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.8°F).
Average pressure in December
Derwent, OH
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Derwent, OH
- Average wind speed in December: 7mph
The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
Derwent, OH
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are April, June, July, August and November (77%).
Average rainfall in December
Derwent, OH
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is June (1.26").
The driest months (with the least rainfall) are September and November (0.67").
Average rainfall days in December
Derwent, OH
- Average rainfall days in December: 8.7 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is November (6.7 days).
Average snowfall in December
Derwent, OH
- Average snowfall in December: 0.75"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Derwent, OH
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (11.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Derwent, OH
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 12min).
Average sunshine days in December
Derwent, OH
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is February (13.6 days).
Average UV index in December
Derwent, OH
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Derwent, OH
- Average cloud cover in December: 63
The month with the most cloud cover is January (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 35).
Average visibility in December
Derwent, OH
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Derwent, Ohio, USA
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