December weather forecastClaycomo, MO
December
Weather in December
December, the first month of the winter in Claycomo, is still a cold month, with temperature in the range of an average high of 40.3°F (4.6°C) and an average low of 27.3°F (-2.6°C).Temperature
December implies a gentle temperature shift, with average high-temperatures reducing from November's fresh 52.3°F (11.3°C) to a cold 40.3°F (4.6°C). Claycomo experiences an average low-temperature reading of 27.3°F (-2.6°C) throughout December.Humidity
The average relative humidity in December in Claycomo is 74%.Rainfall
In Claycomo, during December, the rain falls for 5.2 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Claycomo, during the entire year, the rain falls for 126.5 days and collects up to 21.65" (550mm) of precipitation.Snowfall
Months with snowfall in Claycomo are January through May, October through December. In Claycomo, during December, snow falls for 3.2 days and regularly aggregates up to 0.67" (17mm) of snow. In Claycomo, during the entire year, snow falls for 17.2 days and aggregates up to 5.51" (140mm) 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 7:19 am and sunset at 4:55 pm. On the last day of December, sunrise is at 7:37 am and sunset at 5:05 pm CST.
Sunshine
In December, the average sunshine is 5.3h.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 reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Claycomo, MO
- Average high temperature in December: 40.3°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (36.5°F).
- Average low temperature in December: 27.3°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).
Average pressure in December
Claycomo, 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 (29.89"Hg).
Average wind speed in December
Claycomo, MO
- Average wind speed in December: 9.1mph
The windiest months (with the highest average wind speed) are February, March and April (9.8mph).
The calmest month (with the lowest average wind speed) is August (6.3mph).
Average humidity in December
Claycomo, MO
- Average humidity in December: 74%
The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Claycomo, MO
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in December
Claycomo, MO
- Average rainfall days in December: 5.2 days
The month with the highest number of rainy days is May (17.2 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in December
Claycomo, MO
- Average snowfall in December: 0.67"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Claycomo, MO
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Claycomo, MO
- Average daylight in December: 9h and 30min
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 18min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Claycomo, MO
- Average sunshine days in December: 22.1 days
The month with the most sunshine days is December (22.1 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in December
Claycomo, 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
Claycomo, MO
- Average cloud cover in December: 42
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 25).
Average visibility in December
Claycomo, 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).





