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
Valley Park's December weather features a mild decline in high-temperatures, reducing from a moderate 58.1°F (14.5°C) in November to a frosty 47.7°F (8.7°C). In December, Valley Park encounters an average low-temperature of 33.6°F (0.9°C) during the night.Humidity
The average relative humidity in December is 71%.Rainfall
In Valley Park, during December, the rain falls for 7.2 days and regularly aggregates up to 1.5" (38mm) of precipitation. Throughout the year, there are 133 rainfall days, and 31.1" (790mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through March, November and December. In December, it is snowing for 1.2 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Valley Park, during the entire year, snow falls for 6.5 days and aggregates up to 3.7" (94mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:16 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:34 am and sunset at 5:18 pm CST.
Sunshine
With an average of 5.6h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How much does it rain in Valley Park in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Valley Park have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Valley Park have in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Valley Park, OK
- Average high temperature in December: 47.7°F
The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in December: 33.6°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).
Average pressure in December
Valley Park, 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 (29.9"Hg).
Average wind speed in December
Valley Park, OK
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is March (10.7mph).
The calmest month (with the lowest average wind speed) is July (6.9mph).
Average humidity in December
Valley Park, OK
- Average humidity in December: 71%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Valley Park, OK
- Average rainfall in December: 1.5"
The wettest month (with the highest rainfall) is May (5.2").
The driest month (with the least rainfall) is February (1.46").
Average rainfall days in December
Valley Park, OK
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is May (15.7 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Valley Park, OK
- Average snowfall in December: 0.39"
The month with the highest snowfall is February (1.57").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Valley Park, OK
- Average snowfall days in December: 1.2 days
The month with the highest number of snowfall days is February (2.3 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
Valley Park, 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 4min
The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Valley Park, OK
- Average sunshine days in December: 21.8 days
The month with the most sunshine days is December (21.8 days).
The months with the least sunshine days are April and May (13.3 days).
Average UV index in December
Valley Park, OK
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Valley Park, OK
- Average cloud cover in December: 37
The month with the most cloud cover is March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Valley Park, 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).
Valley Park, Oklahoma, USA
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