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 brings a minor decrease, with the average high-temperature reducing from a refreshing 60.4°F (15.8°C) in November to a fresh 50.9°F (10.5°C). The average temperature drops to a wintry 35.2°F (1.8°C) during the night in the month of December.Humidity
In December, the average relative humidity is 75%.Rainfall
In December, the rain falls for 5.7 days. Throughout December, 0.59" (15mm) of precipitation is accumulated. Throughout the year, there are 96.7 rainfall days, and 10" (254mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.7 snowfall days, it receives 0.12" (3mm) of snow. In Neff, during the entire year, snow falls for 4.9 days and aggregates up to 0.67" (17mm) 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 December, sunrise is at 7:08 am and sunset at 5:06 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:17 pm CST.
Sunshine
The months with the least sunshine are January and December, with an average of 5.5h 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 minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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?
What is the average length of the day in December?
What time are sunrise and sunset in December?
What are the months 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
Neff, OK
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (93.4°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (71.2°F).
The coldest month (with the lowest average low temperature) is January (32°F).
Average pressure in December
Neff, 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
Neff, OK
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Neff, OK
- Average humidity in December: 75%
The months with the highest relative humidity are February, March and May (76%).
The months with the lowest relative humidity are July and August (69%).
Average rainfall in December
Neff, OK
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is August (1.34").
The driest month (with the least rainfall) is November (0.51").
Average rainfall days in December
Neff, OK
- Average rainfall days in December: 5.7 days
The month with the highest number of rainy days is July (10.8 days).
The month with the least rainy days is December (5.7 days).
Average snowfall in December
Neff, OK
- Average snowfall in December: 0.12"
The month with the highest snowfall is March (0.24").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Neff, OK
- Average snowfall days in December: 0.7 days
The month with the highest number of snowfall days is February (1.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Neff, 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 3min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Neff, OK
- Average sunshine days in December: 23.5 days
The months with the most sunshine days are January and December (23.5 days).
The month with the least sunshine days is August (16.9 days).
Average UV index in December
Neff, 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
Neff, OK
- Average cloud cover in December: 40
The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Neff, 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).
Neff, Oklahoma, USA
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