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
The onset of December brings a small change in high-temperatures, falling from a fresh 55°F (12.8°C) in November to a frosty 43.2°F (6.2°C). Willowbrook experiences an average low-temperature reading of 27.5°F (-2.5°C) throughout December.Humidity
The average relative humidity in December is 68%.Rainfall
In Willowbrook, in December, during 5 rainfall days, 1.02" (26mm) of precipitation is typically accumulated. In Willowbrook, during the entire year, the rain falls for 112.8 days and collects up to 21.18" (538mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Willowbrook, during December, snow falls for 3.5 days and regularly aggregates up to 1.02" (26mm) of snow. Throughout the year, there are 18.3 snowfall days, and 8.15" (207mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:30 am and sunset at 5:12 pm. On the last day of December, in Willowbrook, sunrise is at 7:48 am and sunset at 5:22 pm CST.
Sunshine
In December, the average sunshine is 6.2h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: An average maximum UV index of 2 in December leads to these recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Frequently asked questions
How cold does it get in Willowbrook in December?
What is the average humidity in December in Willowbrook?
How much does it rain in Willowbrook in December?
How much does it snow in Willowbrook in December?
What is the month with the shortest days in Willowbrook?
What is the average length of the day in December in Willowbrook?
What time are sunrise and sunset in December in Willowbrook?
How many hours of sunshine does Willowbrook have in December?
What is the month with the lowest UV index in Willowbrook?
What is the UV index reading in December in Willowbrook?
Average temperature in December
Willowbrook, KS
- Average high temperature in December: 43.2°F
The warmest month (with the highest average high temperature) is July (92.3°F).
The month with the lowest average high temperature is January (42.4°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in December
Willowbrook, KS
- 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 (29.85"Hg).
Average wind speed in December
Willowbrook, KS
- Average wind speed in December: 10.9mph
The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.2mph).
Average humidity in December
Willowbrook, KS
- Average humidity in December: 68%
The month with the highest relative humidity is May (71%).
The month with the lowest relative humidity is July (60%).
Average rainfall in December
Willowbrook, KS
- Average rainfall in December: 1.02"
The wettest month (with the highest rainfall) is May (3.98").
The driest month (with the least rainfall) is January (0.79").
Average rainfall days in December
Willowbrook, KS
- Average rainfall days in December: 5 days
The month with the highest number of rainy days is May (14.8 days).
The month with the least rainy days is January (3.7 days).
Average snowfall in December
Willowbrook, KS
- Average snowfall in December: 1.02"
The month with the highest snowfall is February (2.91").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Willowbrook, KS
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Willowbrook, KS
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 1min
The months with the most sunshine are June and July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 6h and 6min).
Average sunshine days in December
Willowbrook, KS
- Average sunshine days in December: 22.1 days
The month with the most sunshine days is November (22.7 days).
The months with the least sunshine days are April and May (13.8 days).
Average UV index in December
Willowbrook, KS
- 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, February, November and December (UV index 2).
Average cloud cover in December
Willowbrook, KS
- Average cloud cover in December: 31
The month with the most cloud cover is March (Cloud cover 38).
The months with the least cloud cover are June and August (Cloud cover 21).
Average visibility in December
Willowbrook, KS
- 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).
Willowbrook, Kansas, USA
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