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 onset of December is marked by a decrease in temperature, transitioning from a refreshing 59.5°F (15.3°C) in November to a frosty 49.6°F (9.8°C). Roland's average low-temperature in the month of December is recorded at an icy 35.2°F (1.8°C).Humidity
In December, the average relative humidity in Roland is 74%.Rainfall
In Roland, during December, the rain falls for 9.4 days and regularly aggregates up to 2.6" (66mm) of precipitation. In Roland, during the entire year, the rain falls for 143.6 days and collects up to 33.82" (859mm) of precipitation.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.7 snowfall days, it receives 0.83" (21mm) of snow. In Roland, during the entire year, snow falls for 5.2 days and aggregates up to 2.99" (76mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:09 am and sunset at 5:05 pm. On the last day of December, sunrise is at 7:26 am and sunset at 5:15 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 5.4h of sunshine.UV index
The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How much does it rain in December?
When does it start to snow?
What is the month with the shortest days?
How many hours of daylight does Roland have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Roland, OK
- Average high temperature in December: 49.6°F
The warmest month (with the highest average high temperature) is July (93°F).
The month with the lowest average high temperature is January (48°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in December
Roland, OK
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Roland, OK
- Average wind speed in December: 6.6mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is July (4.9mph).
Average humidity in December
Roland, OK
- Average humidity in December: 74%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Roland, OK
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is May (4.25").
The driest month (with the least rainfall) is January (2.05").
Average rainfall days in December
Roland, OK
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is May (15.1 days).
The months with the least rainy days are January and November (9 days).
Average snowfall in December
Roland, OK
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (1.14").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Roland, OK
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Roland, OK
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Roland, OK
- Average sunshine days in December: 19.6 days
The month with the most sunshine days is January (20.3 days).
The month with the least sunshine days is May (13.9 days).
Average UV index in December
Roland, OK
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Roland, OK
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 25).
Average visibility in December
Roland, OK
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Roland, Oklahoma, USA
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