December weather forecastGrubville, MO
December
Weather in December
December, the first month of the winter in Grubville, is still a chilly month, with an average temperature fluctuating between 43.3°F (6.3°C) and 30.4°F (-0.9°C).Temperature
With December's onset, the weather shows a temperature decrease, transitioning from a fresh 53.8°F (12.1°C) in November to a chilly 43.3°F (6.3°C). In December, the recorded average low-temperature is a freezing cold 30.4°F (-0.9°C).Humidity
The average relative humidity in December is 76%.Rainfall
In December, the rain falls for 7.6 days. Throughout December, 2.05" (52mm) of precipitation is accumulated. Throughout the year, there are 142.7 rainfall days, and 28.58" (726mm) of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Grubville. In Grubville, in December, during 4.7 snowfall days, 1.93" (49mm) of snow is typically accumulated. Throughout the year, in Grubville, there are 22.6 snowfall days, and 8.15" (207mm) of snow is accumulated.Daylight
With an average of 9h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:01 am and sunset at 4:43 pm. On the last day of December, sunrise is at 7:19 am and sunset at 4:52 pm CST.
Sunshine
The average sunshine in December is 4.9h.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 value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum high UV index of 2 in December translates into the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Beware! Reflection from snow can magnify the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Grubville, MO
- Average high temperature in December: 43.3°F
The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in December: 30.4°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 (25.2°F).
Average pressure in December
Grubville, 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
Grubville, MO
- Average wind speed in December: 8.1mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Grubville, 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
Grubville, MO
- Average rainfall in December: 2.05"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is February (1.5").
Average rainfall days in December
Grubville, MO
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is July (16.5 days).
The month with the least rainy days is January (7 days).
Average snowfall in December
Grubville, MO
- Average snowfall in December: 1.93"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Grubville, MO
- Average snowfall days in December: 4.7 days
The month with the highest number of snowfall days is January (7.1 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
Grubville, MO
- Average daylight in December: 9h and 36min
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 36min).
- Average sunshine in December: 4h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Grubville, MO
- Average sunshine days in December: 19.4 days
The month with the most sunshine days is December (19.4 days).
The month with the least sunshine days is July (11.4 days).
Average UV index in December
Grubville, 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
Grubville, MO
- Average cloud cover in December: 47
The month with the most cloud cover is January (Cloud cover 49).
The months with the least cloud cover are June, July and August (Cloud cover 28).
Average visibility in December
Grubville, 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).





