December weather forecastWatson, MO
December
Weather in December
The first month of the winter, December, is still a cold month in Watson, Missouri, with an average temperature fluctuating between 23.9°F (-4.5°C) and 36.5°F (2.5°C).Temperature
With December's onset, the average high-temperature recedes from November's fresh 50.2°F (10.1°C) to a cold 36.5°F (2.5°C). Throughout the month of December, Watson witnesses an average low-temperature of 23.9°F (-4.5°C).Humidity
The average relative humidity in December is 76%.Rainfall
In Watson, during December, the rain falls for 4 days and regularly aggregates up to 0.94" (24mm) of precipitation. In Watson, during the entire year, the rain falls for 120.8 days and collects up to 24.09" (612mm) of precipitation.Snowfall
January through April, October through December are months with snowfall in Watson. In Watson, during December, snow falls for 4.5 days and regularly aggregates up to 1.46" (37mm) of snow. In Watson, during the entire year, snow falls for 23.5 days and aggregates up to 10.51" (267mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:27 am and sunset at 4:56 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:06 pm CST.
Sunshine
In December, the average sunshine is 5.2h.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 low threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 suggests these recommendations:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Watson, MO
- Average high temperature in December: 36.5°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (32.5°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).
Average pressure in December
Watson, 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 (29.87"Hg).
Average wind speed in December
Watson, MO
- Average wind speed in December: 9.4mph
The windiest months (with the highest average wind speed) are March and April (10.1mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Watson, MO
- Average humidity in December: 76%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Watson, MO
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is June (4.21").
The driest month (with the least rainfall) is February (0.67").
Average rainfall days in December
Watson, MO
- Average rainfall days in December: 4 days
The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is February (3.8 days).
Average snowfall in December
Watson, MO
- Average snowfall in December: 1.46"
The month with the highest snowfall is January (3.03").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Watson, MO
- Average snowfall days in December: 4.5 days
The months with the highest number of snowfall days are January and February (6.7 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
Watson, MO
- Average daylight in December: 9h and 18min
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 18min).
- Average sunshine in December: 5h and 12min
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 48min).
Average sunshine days in December
Watson, MO
- Average sunshine days in December: 21.5 days
The months with the most sunshine days are November and December (21.5 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in December
Watson, 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
Watson, MO
- Average cloud cover in December: 43
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in December
Watson, 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).





