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
As December begins, there is a decrease in the average high-temperature, falling from a mild 60.4°F (15.8°C) in November to a fresh 50.9°F (10.5°C). During December nights, Norris witnesses a consistent average temperature of 35.2°F (1.8°C).Humidity
In December, the average relative humidity in Norris is 75%.Rainfall
In December, the rain falls for 9.2 days. Throughout December, 2.56" (65mm) of precipitation is accumulated. In Norris, during the entire year, the rain falls for 146.2 days and collects up to 33.62" (854mm) of precipitation.Snowfall
Months with snowfall in Norris are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.9 snowfall days, it receives 0.47" (12mm) of snow. In Norris, during the entire year, snow falls for 6 days and aggregates up to 2.76" (70mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Norris.On the first day of December, sunrise is at 7:10 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 5:18 pm CST.
Sunshine
January and December, with an average of 5.4h of sunshine, are months with the least sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the temperature in December in Norris?
What is the average humidity in December in Norris?
How many days does it rain in December in Norris?
When does it start snowing in Norris?
What is the month with the shortest days in Norris?
How many hours of daylight does Norris have in December?
What time are sunrise and sunset in December in Norris?
What are the months with the least sunshine in Norris?
How long on average sun shines in December in Norris?
What is the month with the lowest UV index in Norris?
What is the UV index intensity in December in Norris?
Average temperature in December
Norris, OK
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (49.1°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 (32.2°F).
Average pressure in December
Norris, 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
Norris, OK
- Average wind speed in December: 6.1mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Norris, OK
- Average humidity in December: 75%
The months with the highest relative humidity are February, March and May (76%).
The month with the lowest relative humidity is August (69%).
Average rainfall in December
Norris, OK
- Average rainfall in December: 2.56"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is January (1.97").
Average rainfall days in December
Norris, OK
- Average rainfall days in December: 9.2 days
The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is November (9 days).
Average snowfall in December
Norris, OK
- Average snowfall in December: 0.47"
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
Norris, OK
- Average snowfall days in December: 0.9 days
The month with the highest number of snowfall days is February (2.1 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
Norris, 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 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 24min).
Average sunshine days in December
Norris, OK
- Average sunshine days in December: 19.1 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (13.2 days).
Average UV index in December
Norris, 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
Norris, OK
- Average cloud cover in December: 40
The month with the most cloud cover is February (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 25).
Average visibility in December
Norris, 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).
Norris, Oklahoma, USA
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