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
In Norman, the average high-temperature in December gently drops from a refreshing 59.2°F (15.1°C) in November to a cool 50.9°F (10.5°C). In December, Norman experiences a temperature dip to an average of 36°F (2.2°C) at night.Humidity
The average relative humidity in December is 79%.Rainfall
In December, the rain falls for 10.8 days. Throughout December, 3.11" (79mm) of precipitation is accumulated. In Norman, Arkansas, during the entire year, the rain falls for 160.2 days and collects up to 38.86" (987mm) of precipitation.Snowfall
January through March, November and December are months with snowfall. In Norman, in December, snow falls for 0.9 days, with typically accumulated 0.55" (14mm) of snow. In Norman, during the entire year, snow falls for 5.8 days and aggregates up to 3.46" (88mm) of snow.Daylight
The month with the shortest days in Norman is December, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 7:03 am and sunset at 5:04 pm. On the last day of December, sunrise is at 7:21 am and sunset at 5:14 pm CST.
Sunshine
February and December, with an average of 5.1h of sunshine, are months with the least sunshine.UV index
December is the month with the lowest UV index in Norman, 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 rays for average individuals.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What are the temperatures in Norman in December?
What is the average humidity in December in Norman?
How much does it rain in Norman in December?
How many days does it snow in December in Norman?
What is the month with the shortest days in Norman?
What is the average length of the day in December in Norman?
When is the sunrise / sunset in December in Norman?
What is the month with the least sunshine in Norman?
How many hours of sunshine does Norman have in December?
When is the lowest UV index in Norman?
How high is the UV index in December in Norman?
Average temperature in December
Norman, AR
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in December: 36°F
The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in December
Norman, AR
- 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 (29.94"Hg).
Average wind speed in December
Norman, AR
- Average wind speed in December: 5.8mph
The windiest month (with the highest average wind speed) is April (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Norman, AR
- Average humidity in December: 79%
The month with the highest relative humidity is March (80%).
The months with the lowest relative humidity are July, August, September and October (73%).
Average rainfall in December
Norman, AR
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is May (4.76").
The driest month (with the least rainfall) is January (2.32").
Average rainfall days in December
Norman, AR
- Average rainfall days in December: 10.8 days
The month with the highest number of rainy days is August (17.7 days).
The month with the least rainy days is January (9.6 days).
Average snowfall in December
Norman, AR
- Average snowfall in December: 0.55"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Norman, AR
- Average snowfall days in December: 0.9 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
Norman, AR
- 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in December
Norman, AR
- Average sunshine days in December: 18.2 days
The month with the most sunshine days is January (19 days).
The month with the least sunshine days is August (10.5 days).
Average UV index in December
Norman, AR
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Norman, AR
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June, July, August and September (Cloud cover 30).
Average visibility in December
Norman, AR
- Average visibility in December: 5mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).
Norman, Arkansas, USA
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