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
Welcoming December, Olney observes a shift in the average high-temperature, falling from November's comfortable 61.2°F (16.2°C) to a fresh 50.9°F (10.5°C). Throughout December, an average low-temperature of 36.5°F (2.5°C) is experienced in Olney.Humidity
In Olney, the average relative humidity in December is 72%.Rainfall
The months with the least rainfall are January, February and December Rain falls for 9.2 days and accumulates 1.93" (49mm) of rain.Snowfall
January through March, November and December are months with snowfall in Olney. In Olney, during December, snow falls for 0.5 days and regularly aggregates up to 0.63" (16mm) of snow. In Olney, during the entire year, snow falls for 3.7 days and aggregates up to 2.87" (73mm) of snow.Daylight
December has the shortest days of the year in Olney, Oklahoma, with an average of 9h and 54min of daylight.On the first day of December in Olney, Oklahoma, sunrise is at 7:14 am and sunset at 5:15 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 5:25 pm CST.
Sunshine
The month with the least sunshine in Olney is December, with an average of 5.6h of sunshine.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
What is the average December temperature in Olney?
What is the average humidity in December in Olney?
What is the driest month in Olney?
How much does it rain in Olney in December?
How many days does it snow in December in Olney?
What is the month with the shortest days in Olney?
How many hours of daylight does Olney have in December?
What time are sunrise and sunset in December in Olney?
What is the month with the least sunshine in Olney?
How many hours of sunshine does Olney have in December?
What is the month with the lowest UV index in Olney?
What is the UV index intensity in December in Olney?
Average temperature in December
Olney, OK
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is August (93.6°F).
The month with the lowest average high temperature is January (49.6°F).
- Average low temperature in December: 36.5°F
The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).
Average pressure in December
Olney, OK
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Olney, OK
- Average wind speed in December: 8.7mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Olney, OK
- Average humidity in December: 72%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (64%).
Average rainfall in December
Olney, OK
- Average rainfall in December: 1.93"
The wettest month (with the highest rainfall) is May (4.88").
The driest months (with the least rainfall) are January, February and December (1.93").
Average rainfall days in December
Olney, OK
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is May (15.4 days).
The month with the least rainy days is January (7.8 days).
Average snowfall in December
Olney, OK
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Olney, OK
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Olney, OK
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Olney, OK
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is January (21.1 days).
The month with the least sunshine days is April (13.9 days).
Average UV index in December
Olney, OK
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Olney, OK
- Average cloud cover in December: 37
The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Olney, OK
- 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).
Olney, Oklahoma, USA
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