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 Roeland Park enters December, the average high-temperature decreases from the a cool 52.7°F (11.5°C) of November to an icy 40.8°F (4.9°C). During December, the temperature is averaged to a low of 27.5°F (-2.5°C) at night.Humidity
The average relative humidity in December is 73%.Rainfall
In December, the rain falls for 2.5 days. Throughout December, 0.31" (8mm) of precipitation is accumulated. In Roeland Park, during the entire year, the rain falls for 62.3 days and collects up to 4.76" (121mm) of precipitation.Snowfall
January through March, May, October through December are months with snowfall. In December, it is snowing for 1.9 days. Throughout December, 0.08" (2mm) of snow is accumulated. In Roeland Park, during the entire year, snow falls for 10.9 days and aggregates up to 1.14" (29mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of the month, sunrise is at 7:19 am and sunset at 4:56 pm. On the last day of December, sunrise is at 7:37 am and sunset at 5:06 pm CST.
Sunshine
The average sunshine in December is 5.4h.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 low health risk from exposure to the Sun's UV radiation for average individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December in Roeland Park?
How many days does it rain in December in Roeland Park?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Roeland Park have in December?
When is the sunrise / sunset in December in Roeland Park?
How many hours of sunshine does Roeland Park have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Roeland Park, KS
- Average high temperature in December: 40.8°F
The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in December
Roeland Park, KS
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.89"Hg).
Average wind speed in December
Roeland Park, KS
- Average wind speed in December: 9.1mph
The windiest months (with the highest average wind speed) are March and April (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).
Average humidity in December
Roeland Park, KS
- Average humidity in December: 73%
The months with the highest relative humidity are May and June (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Roeland Park, KS
- Average rainfall in December: 0.31"
The wettest month (with the highest rainfall) is May (0.71").
The driest month (with the least rainfall) is November (0.16").
Average rainfall days in December
Roeland Park, KS
- Average rainfall days in December: 2.5 days
The months with the highest number of rainy days are May and July (8.3 days).
The month with the least rainy days is January (2.2 days).
Average snowfall in December
Roeland Park, KS
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.39").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in December
Roeland Park, KS
- Average snowfall days in December: 1.9 days
The months with the highest number of snowfall days are January and February (2.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Roeland Park, KS
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Roeland Park, KS
- Average sunshine days in December: 26.7 days
The month with the most sunshine days is January (27.3 days).
The month with the least sunshine days is May (19.7 days).
Average UV index in December
Roeland Park, KS
- Average UV index in December: 2
The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Roeland Park, KS
- Average cloud cover in December: 41
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Roeland Park, 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).
Roeland Park, Kansas, USA
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