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
December shows a mild decline in the average high-temperature, falling from November's cool 50.4°F (10.2°C) to a cold 40.1°F (4.5°C). Oregonia, during December nights, observes an average temperature of 29.3°F (-1.5°C).Humidity
The months with the highest humidity are January, February and December, with an average relative humidity of 82%.Rainfall
In December, the rain falls for 12.1 days. Throughout December, 2.76" (70mm) of precipitation is accumulated. In Oregonia, during the entire year, the rain falls for 167 days and collects up to 33.94" (862mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Oregonia, Ohio. In Oregonia, Ohio, in December, snow falls for 9.5 days, with typically accumulated 2.48" (63mm) of snow. In Oregonia, during the entire year, snow falls for 41 days and aggregates up to 13.27" (337mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:38 am and sunset at 5:13 pm. On the last day of the month, sunrise is at 7:56 am and sunset at 5:22 pm EST.
Sunshine
In December, the average sunshine is 4h.UV index
The months with the lowest UV index in Oregonia are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is December in Oregonia?
What is the most humid month in Oregonia?
What is the average humidity in December in Oregonia?
How many days does it rain in December in Oregonia?
How many days does it snow in December in Oregonia?
What is the month with the shortest days in Oregonia?
How many hours of daylight does Oregonia have in December?
When are sunrise and sunset in December in Oregonia?
How many hours of sunshine does Oregonia have in December?
When is the lowest UV index in Oregonia?
What is the UV index intensity in December in Oregonia?
Average temperature in December
Oregonia, OH
- Average high temperature in December: 40.1°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (34.3°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).
Average pressure in December
Oregonia, 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
Oregonia, OH
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is January (9.9mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
Oregonia, OH
- Average humidity in December: 82%
The months with the highest relative humidity are January, February and December (82%).
The month with the lowest relative humidity is October (74%).
Average rainfall in December
Oregonia, OH
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in December
Oregonia, OH
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in December
Oregonia, OH
- Average snowfall in December: 2.48"
The month with the highest snowfall is February (3.35").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Oregonia, OH
- Average snowfall days in December: 9.5 days
The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Oregonia, OH
- Average daylight in December: 9h and 2min
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 24min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Oregonia, OH
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.3 days).
Average UV index in December
Oregonia, 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
Oregonia, OH
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Oregonia, OH
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Oregonia, Ohio, USA
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