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 cool 53.4°F (11.9°C) in November to a frosty 43°F (6.1°C). Nighttime temperatures in December average to a subzero cold 30.6°F (-0.8°C).Humidity
The average relative humidity in December is 75%.Rainfall
In Fenton, Missouri, in December, it is raining for 7.2 days, with typically 2.01" (51mm) of accumulated precipitation. Throughout the year, there are 141.7 rainfall days, and 32.01" (813mm) of precipitation is accumulated.Snowfall
January through March, September, November and December are months with snowfall. In Fenton, during December, snow falls for 3.6 days and regularly aggregates up to 0.87" (22mm) of snow. In Fenton, during the entire year, snow falls for 18.9 days and aggregates up to 7.2" (183mm) 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 7:00 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:51 pm CST.
Sunshine
The average sunshine in December is 4.8h.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 of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Fenton, MO
- Average high temperature in December: 43°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in December: 30.6°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in December
Fenton, MO
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Fenton, MO
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is January (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Fenton, MO
- Average humidity in December: 75%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall in December
Fenton, MO
- Average rainfall in December: 2.01"
The wettest month (with the highest rainfall) is May (4.09").
The driest month (with the least rainfall) is February (1.54").
Average rainfall days in December
Fenton, MO
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is May (16.9 days).
The month with the least rainy days is January (6.3 days).
Average snowfall in December
Fenton, MO
- Average snowfall in December: 0.87"
The month with the highest snowfall is January (2.52").
The months with the least snowfall are April, May, June, July, August and October (0").
Average snowfall days in December
Fenton, MO
- Average snowfall days in December: 3.6 days
The month with the highest number of snowfall days is January (6.7 days).
The months with the least snowfall days are April, May, June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Fenton, MO
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 4h and 5min
The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Fenton, MO
- Average sunshine days in December: 20.1 days
The month with the most sunshine days is December (20.1 days).
The months with the least sunshine days are May and July (12.6 days).
Average UV index in December
Fenton, MO
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Fenton, MO
- Average cloud cover in December: 49
The month with the most cloud cover is January (Cloud cover 51).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in December
Fenton, 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).
Fenton, Missouri, USA
Weather forecast for your location
2. Allow the app to use your location