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's arrival comes with a decrease in the average high-temperature, moving from a moderate 56.5°F (13.6°C) in November to a frosty 47.3°F (8.5°C). Risco records an average temperature drop to an icy 35.4°F (1.9°C) in December.Humidity
In Risco, the average relative humidity in December is 77%.Rainfall
In Risco, in December, during 10.9 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. Throughout the year, in Risco, there are 155.2 rainfall days, and 39.33" (999mm) of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall in Risco. In December, in Risco, it is snowing for 1.4 days. Throughout December, 0.63" (16mm) of snow is accumulated. In Risco, during the entire year, snow falls for 8.1 days and aggregates up to 4.37" (111mm) of snow.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year in Risco.On the first day of December, sunrise is at 6:53 am and sunset at 4:43 pm. On the last day of the month, sunrise is at 7:11 am and sunset at 4:54 pm CST.
Sunshine
In Risco, Missouri, the average sunshine in December is 4.9h.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Risco. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What are December temperatures in Risco?
What is the average humidity in December in Risco?
How much does it rain in Risco in December?
How much does it snow in Risco in December?
What is the month with the shortest days in Risco?
How many hours of daylight does Risco have in December?
What time are sunrise and sunset in December in Risco?
How many hours of sunshine does Risco have in December?
When is the lowest UV index in Risco?
How high is the UV index in December in Risco?
Average temperature in December
Risco, MO
- Average high temperature in December: 47.3°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.3°F).
- Average low temperature in December: 35.4°F
The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in December
Risco, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Risco, MO
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).
Average humidity in December
Risco, MO
- Average humidity in December: 77%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Risco, MO
- Average rainfall in December: 3.11"
The wettest month (with the highest rainfall) is April (4.57").
The driest month (with the least rainfall) is September (1.81").
Average rainfall days in December
Risco, MO
- Average rainfall days in December: 10.9 days
The month with the highest number of rainy days is May (16 days).
The month with the least rainy days is January (10.2 days).
Average snowfall in December
Risco, MO
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August and September (0").
Average snowfall days in December
Risco, MO
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Risco, MO
- 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: 4h and 5min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in December
Risco, MO
- Average sunshine days in December: 18 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is May (13.2 days).
Average UV index in December
Risco, MO
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Risco, MO
- Average cloud cover in December: 47
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in December
Risco, 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).
Risco, Missouri, USA
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