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
Stepping into December, Success observes a temperature decline, with the average high falling from November's cool 53.6°F (12°C) to a frosty 44.1°F (6.7°C). Success records a steady low-temperature average of 29.8°F (-1.2°C) during December.Humidity
In December, the average relative humidity is 77%.Rainfall
In Success, in December, during 5.2 rainfall days, 0.55" (14mm) of precipitation is typically accumulated. Throughout the year, there are 112.2 rainfall days, and 11.26" (286mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, in Success, it is snowing for 2.5 days. Throughout December, 0.16" (4mm) of snow is accumulated. Throughout the year, there are 13.7 snowfall days, and 1.73" (44mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:04 am and sunset at 4:50 pm. On the last day of December, sunrise is at 7:22 am and sunset at 5:00 pm CST.
Sunshine
In Success, the average sunshine in December is 5.1h.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 estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The UV index of 2 during December translates into the following guidance:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. 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
Is it cold during December?
What is the average humidity in December?
How many days does it rain in December in Success?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Success have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Success have in December?
What are the months with the lowest UV index?
What is the UV index reading in December in Success?
Average temperature in December
Success, MO
- Average high temperature in December: 44.1°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (40.6°F).
- Average low temperature in December: 29.8°F
The month with the highest average low temperature is July (67.5°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).
Average pressure in December
Success, 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
Success, MO
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Success, MO
- Average humidity in December: 77%
The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Success, MO
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is July (1.54").
The driest month (with the least rainfall) is September (0.51").
Average rainfall days in December
Success, MO
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is July (13.4 days).
The month with the least rainy days is December (5.2 days).
Average snowfall in December
Success, MO
- Average snowfall in December: 0.16"
The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Success, MO
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (4.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Success, MO
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Success, MO
- Average sunshine days in December: 23.8 days
The month with the most sunshine days is December (23.8 days).
The month with the least sunshine days is July (13.9 days).
Average UV index in December
Success, MO
- 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
Success, MO
- Average cloud cover in December: 47
The month with the most cloud cover is March (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 31).
Average visibility in December
Success, MO
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, June, October, November and December (6mi).
The months with the lowest visibility are May, July, August and September (5mi).
Success, Missouri, USA
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