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
A shift in the average high-temperature occurs in December, reducing from a mild 58.1°F (14.5°C) in November to a frosty 47.5°F (8.6°C). Wynona's nighttime temperature in December falls to an average of 33.4°F (0.8°C).Humidity
The average relative humidity in December in Wynona is 68%.Rainfall
The months with the least rainfall are January, November and December Rain falls for 6.5 days and accumulates 1.1" (28mm) of rain.Snowfall
Months with snowfall are January through March, November and December. In Wynona, in December, snow falls for 1.5 days, with typically accumulated 0.31" (8mm) of snow. Throughout the year, in Wynona, there are 7.3 snowfall days, and 3.03" (77mm) of snow is accumulated.Daylight
December has the shortest days of the year in Wynona, with an average of 9h and 42min of daylight.On the first day of December, sunrise is at 7:19 am and sunset at 5:09 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:20 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5.8h of sunshine.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests this advice:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Wynona in December?
What is the average humidity in December in Wynona?
What is the driest month in Wynona?
How many days does it rain in December in Wynona?
How many days does it snow in December in Wynona?
What is the month with the shortest days in Wynona?
How many hours of daylight does Wynona have in December?
When are sunrise and sunset in December in Wynona?
What is the month with the least sunshine in Wynona?
How many hours of sunshine does Wynona have in December?
When is the lowest UV index in Wynona?
What is the UV index intensity in December in Wynona?
Average temperature in December
Wynona, OK
- Average high temperature in December: 47.5°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in December: 33.4°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in December
Wynona, 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 (29.88"Hg).
Average wind speed in December
Wynona, OK
- Average wind speed in December: 9.4mph
The windiest months (with the highest average wind speed) are March and April (11.1mph).
The calmest month (with the lowest average wind speed) is July (7.5mph).
Average humidity in December
Wynona, OK
- Average humidity in December: 68%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and October (66%).
Average rainfall in December
Wynona, OK
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is May (5.2").
The driest months (with the least rainfall) are January, November and December (1.1").
Average rainfall days in December
Wynona, OK
- Average rainfall days in December: 6.5 days
The month with the highest number of rainy days is May (15 days).
The month with the least rainy days is January (5.7 days).
Average snowfall in December
Wynona, OK
- Average snowfall in December: 0.31"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Wynona, OK
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (2.5 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
Wynona, OK
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 5h and 5min
The months with the most sunshine are July and August (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 48min).
Average sunshine days in December
Wynona, OK
- Average sunshine days in December: 21.7 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is April (13.4 days).
Average UV index in December
Wynona, OK
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Wynona, OK
- Average cloud cover in December: 35
The month with the most cloud cover is March (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Wynona, 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).
Wynona, Oklahoma, USA
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