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 shift from November to December corresponds with a decrease in the average high-temperature, down to a chilly 49.1°F (9.5°C) from a refreshing 59.5°F (15.3°C). Throughout the December nights, Bethany encounters a low-temperature of 33.1°F (0.6°C).Humidity
In Bethany, the average relative humidity in December is 66%.Rainfall
The month with the least rainfall is December, when the rain falls for 6 days and typically collects 0.94" (24mm) of precipitation.Snowfall
January through April, November and December are months with snowfall. In Bethany, during December, snow falls for 1.9 days and regularly aggregates up to 0.55" (14mm) of snow. In Bethany, Oklahoma, during the entire year, snow falls for 8.9 days and aggregates up to 3.46" (88mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 7:22 am and sunset at 5:17 pm. On the last day of December, sunrise is at 7:39 am and sunset at 5:28 pm CST.
Sunshine
With an average of 6h of sunshine, December has the least sunshine of the year.UV index
December is the month with the lowest UV index in Bethany, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Bethany in December?
What is the average humidity in December?
What is the driest month?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Bethany have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Bethany have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Bethany, OK
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (93.7°F).
The month with the lowest average high temperature is January (48.6°F).
- Average low temperature in December: 33.1°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in December
Bethany, 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 (29.87"Hg).
Average wind speed in December
Bethany, OK
- Average wind speed in December: 10.5mph
The windiest month (with the highest average wind speed) is April (12.4mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).
Average humidity in December
Bethany, OK
- Average humidity in December: 66%
The month with the highest relative humidity is May (73%).
The month with the lowest relative humidity is August (59%).
Average rainfall in December
Bethany, OK
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is December (0.94").
Average rainfall days in December
Bethany, OK
- Average rainfall days in December: 6 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (4.4 days).
Average snowfall in December
Bethany, OK
- Average snowfall in December: 0.55"
The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Bethany, OK
- Average snowfall days in December: 1.9 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bethany, 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: 6h and 0min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in December
Bethany, OK
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is May (13.8 days).
Average UV index in December
Bethany, 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
Bethany, OK
- Average cloud cover in December: 32
The month with the most cloud cover is March (Cloud cover 37).
The month with the least cloud cover is August (Cloud cover 19).
Average visibility in December
Bethany, 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).
Bethany, Oklahoma, USA
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