December weather forecastBullion, MO
December
Weather in December
December, the first month of the winter in Bullion, is also an icy month, with an average temperature fluctuating between 37.8°F (3.2°C) and 25.2°F (-3.8°C).Temperature
The onset of December brings a small change in high-temperatures, falling from a frosty 49.5°F (9.7°C) in November to a cold 37.8°F (3.2°C). Throughout December, the average low-temperature dips to a subzero cold 25.2°F (-3.8°C).Humidity
The average relative humidity in December is 79%.Rainfall
December is the month with the least rainfall. Rain falls for 6.1 days and accumulates 0.79" (20mm) of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Bullion, Missouri, during December, snow falls for 6 days and regularly aggregates up to 1.14" (29mm) of snow. In Bullion, during the entire year, snow falls for 29.3 days and aggregates up to 7.95" (202mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of December, sunrise is at 7:13 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:54 pm CST.
Sunshine
In Bullion, the average sunshine in December is 4.7h.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 estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The UV index of 2 during December translates into the following guidance:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Bullion, MO
- Average high temperature in December: 37.8°F
The warmest month (with the highest average high temperature) is July (83.3°F).
The month with the lowest average high temperature is January (32.2°F).
- Average low temperature in December: 25.2°F
The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (19.2°F).
Average pressure in December
Bullion, MO
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.9"Hg).
Average wind speed in December
Bullion, MO
- Average wind speed in December: 10mph
The windiest months (with the highest average wind speed) are January and February (10.6mph).
The calmest months (with the lowest average wind speed) are July and August (6.8mph).
Average humidity in December
Bullion, MO
- Average humidity in December: 79%
The month with the highest relative humidity is June (82%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Bullion, MO
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is June (2.91").
The driest month (with the least rainfall) is December (0.79").
Average rainfall days in December
Bullion, MO
- Average rainfall days in December: 6.1 days
The month with the highest number of rainy days is May (17.1 days).
The month with the least rainy days is January (5 days).
Average snowfall in December
Bullion, MO
- Average snowfall in December: 1.14"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Bullion, MO
- Average snowfall days in December: 6 days
The month with the highest number of snowfall days is January (9.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Bullion, MO
- Average daylight in December: 9h and 24min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 4h and 42min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Bullion, MO
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is December (19.5 days).
The month with the least sunshine days is June (11.3 days).
Average UV index in December
Bullion, 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
Bullion, MO
- Average cloud cover in December: 48
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 29).
Average visibility in December
Bullion, 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).





