December weather forecastWillow, OK
December
Weather in December
December, the first month of the winter in Willow, is also a fresh month, with an average temperature fluctuating between 33.4°F (0.8°C) and 50.9°F (10.5°C).Temperature
December, on average, is the coldest month, registering a high temperature of 50.9°F (10.5°C) and a low of 33.4°F (0.8°C).Humidity
May and December, with an average relative humidity of 61%, are the most humid months.Rainfall
In December, the rain falls for 4 days. Throughout December, 0.71" (18mm) of precipitation is accumulated. Throughout the year, in Willow, there are 93.6 rainfall days, and 18.27" (464mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.4 days. Throughout December, 0.47" (12mm) of snow is accumulated. In Willow, during the entire year, snow falls for 6.8 days and aggregates up to 3.9" (99mm) 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 7:28 am and sunset at 5:26 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:36 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 6.5h of sunshine.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Willow, OK
- Average high temperature in December: 50.9°F
The warmest month (with the highest average high temperature) is July (96.1°F).
The month with the lowest average high temperature is December (50.9°F).
- Average low temperature in December: 33.4°F
The month with the highest average low temperature is July (75°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in December
Willow, OK
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Willow, OK
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is April (12.7mph).
The calmest month (with the lowest average wind speed) is August (9.1mph).
Average humidity in December
Willow, OK
- Average humidity in December: 61%
The months with the highest relative humidity are May and December (61%).
The months with the lowest relative humidity are July and August (50%).
Average rainfall in December
Willow, OK
- Average rainfall in December: 0.71"
The wettest month (with the highest rainfall) is May (2.91").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in December
Willow, OK
- Average rainfall days in December: 4 days
The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is January (2.5 days).
Average snowfall in December
Willow, OK
- Average snowfall in December: 0.47"
The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Willow, OK
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Willow, OK
- Average daylight in December: 9h and 48min
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: 6h and 30min
The month with the most sunshine is June (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in December
Willow, OK
- Average sunshine days in December: 25.2 days
The month with the most sunshine days is January (26.3 days).
The month with the least sunshine days is August (16 days).
Average UV index in December
Willow, OK
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Willow, OK
- Average cloud cover in December: 26
The months with the most cloud cover are March and April (Cloud cover 29).
The month with the least cloud cover is June (Cloud cover 17).
Average visibility in December
Willow, 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).





