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
December involves a decrease in temperature, down from a fresh 52.5°F (11.4°C) in November to a wintry 41.2°F (5.1°C). Throughout December, Mount Leonard experiences a low-temperature average of 27.9°F (-2.3°C).Humidity
In Mount Leonard, the average relative humidity in December is 76%.Rainfall
In Mount Leonard, in December, during 4.5 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 108.2 rainfall days, and 12.17" (309mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In Mount Leonard, Missouri, in December, during 2.5 snowfall days, 0.43" (11mm) of snow is typically accumulated. Throughout the year, in Mount Leonard, there are 14.7 snowfall days, and 3.15" (80mm) of snow is accumulated.Daylight
December has the shortest days of the year in Mount Leonard, with an average of 9h and 30min of daylight.On the first day of December in Mount Leonard, sunrise is at 7:14 am and sunset at 4:51 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:01 pm CST.
Sunshine
The average sunshine in December is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Boost your sun resistance with garments that are densely woven yet spacious. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
How cold is December in Mount Leonard?
What is the average humidity in December in Mount Leonard?
How many days does it rain in December in Mount Leonard?
How many days does it snow in December in Mount Leonard?
What is the month with the shortest days in Mount Leonard?
What is the average length of the day in December in Mount Leonard?
When are sunrise and sunset in December in Mount Leonard?
How long on average sun shines in December in Mount Leonard?
When is the lowest UV index in Mount Leonard?
How high is the UV index in December in Mount Leonard?
Average temperature in December
Mount Leonard, MO
- Average high temperature in December: 41.2°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (36.7°F).
- Average low temperature in December: 27.9°F
The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (22.8°F).
Average pressure in December
Mount Leonard, MO
- 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 (29.91"Hg).
Average wind speed in December
Mount Leonard, MO
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is March (10.1mph).
The calmest months (with the lowest average wind speed) are July and August (6.4mph).
Average humidity in December
Mount Leonard, MO
- Average humidity in December: 76%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (70%).
Average rainfall in December
Mount Leonard, MO
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is May (1.89").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in December
Mount Leonard, MO
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is May (13.5 days).
The month with the least rainy days is January (3.9 days).
Average snowfall in December
Mount Leonard, MO
- Average snowfall in December: 0.43"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in December
Mount Leonard, MO
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (5 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mount Leonard, MO
- 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 1min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Mount Leonard, MO
- Average sunshine days in December: 23.5 days
The month with the most sunshine days is December (23.5 days).
The month with the least sunshine days is May (14.8 days).
Average UV index in December
Mount Leonard, MO
- Average UV index in December: 2
The months with the highest UV index are 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
Mount Leonard, MO
- Average cloud cover in December: 44
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Mount Leonard, MO
- 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).
Mount Leonard, Missouri, USA
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