December weather forecastCatawissa, MO
December
Weather in December
The first month of the winter, December, is still a chilly month in Catawissa, Missouri, with an average temperature ranging between min 30°F (-1.1°C) and max 43.3°F (6.3°C).Temperature
Onset of December witnesses a reduction in the average high-temperature, falling from a cool 53.8°F (12.1°C) in November to a frosty 43.3°F (6.3°C). During the month of December, the temperature generally drops to a low average of 30°F (-1.1°C).Humidity
In Catawissa, the average relative humidity in December is 76%.Rainfall
In Catawissa, in December, during 6.9 rainfall days, 1.69" (43mm) of precipitation is typically accumulated. In Catawissa, during the entire year, the rain falls for 138.9 days and collects up to 28.54" (725mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Catawissa, in December, during 3.5 snowfall days, 1.38" (35mm) of snow is typically accumulated. In Catawissa, during the entire year, snow falls for 16.3 days and aggregates up to 5.08" (129mm) 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 December, sunrise is at 7:02 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:52 pm CST.
Sunshine
The average sunshine in December is 4.9h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Catawissa. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 2 translates into these guidelines:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. To guard against the harmful effects of the Sun, minimize exposure during midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Catawissa, MO
- Average high temperature in December: 43.3°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (38.5°F).
- Average low temperature in December: 30°F
The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (24.4°F).
Average pressure in December
Catawissa, 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
Catawissa, MO
- Average wind speed in December: 8mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in December
Catawissa, MO
- Average humidity in December: 76%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Catawissa, MO
- Average rainfall in December: 1.69"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (1.42").
Average rainfall days in December
Catawissa, MO
- Average rainfall days in December: 6.9 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is January (6.6 days).
Average snowfall in December
Catawissa, MO
- Average snowfall in December: 1.38"
The month with the highest snowfall is February (1.46").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Catawissa, MO
- Average snowfall days in December: 3.5 days
The month with the highest number of snowfall days is January (5.4 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
Catawissa, MO
- Average daylight in December: 9h and 30min
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 54min
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 42min).
Average sunshine days in December
Catawissa, MO
- Average sunshine days in December: 20.7 days
The month with the most sunshine days is December (20.7 days).
The month with the least sunshine days is May (12.5 days).
Average UV index in December
Catawissa, 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 and December (UV index 2).
Average cloud cover in December
Catawissa, MO
- Average cloud cover in December: 48
The month with the most cloud cover is January (Cloud cover 50).
The months with the least cloud cover are June, July and August (Cloud cover 29).
Average visibility in December
Catawissa, 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).





