December weather forecastUrbana, MO
December
Weather in December
December, the first month of the winter in Urbana, is also a frosty month, with an average temperature fluctuating between 43.9°F (6.6°C) and 29.3°F (-1.5°C).Temperature
Urbana's transition into December involves a shift in temperature, receding from a fresh 54.5°F (12.5°C) in November to a chilly 43.9°F (6.6°C). In December, the average low-temperature records at a freezing cold 29.3°F (-1.5°C) during the nights.Humidity
In December, the average relative humidity is 75%.Rainfall
In December, the rain falls for 6.1 days. Throughout December, 1.3" (33mm) of precipitation is accumulated. Throughout the year, there are 142.3 rainfall days, and 27.64" (702mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Urbana, in December, during 3.8 snowfall days, 0.94" (24mm) of snow is typically accumulated. In Urbana, during the entire year, snow falls for 19 days and aggregates up to 5.87" (149mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 7:10 am and sunset at 4:53 pm. On the last day of December, sunrise is at 7:28 am and sunset at 5:03 pm CST.
Sunshine
In December, the average sunshine is 5.2h.UV index
The months with the lowest UV index in Urbana are January, February and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 2 in December translates into the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Urbana, MO
- Average high temperature in December: 43.9°F
The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in December: 29.3°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (25.5°F).
Average pressure in December
Urbana, MO
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).
Average wind speed in December
Urbana, MO
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is March (9.6mph).
The calmest month (with the lowest average wind speed) is July (6.1mph).
Average humidity in December
Urbana, 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 (72%).
Average rainfall in December
Urbana, MO
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (4.33").
The driest month (with the least rainfall) is January (1.18").
Average rainfall days in December
Urbana, MO
- Average rainfall days in December: 6.1 days
The months with the highest number of rainy days are May and July (16.7 days).
The month with the least rainy days is December (6.1 days).
Average snowfall in December
Urbana, MO
- Average snowfall in December: 0.94"
The month with the highest snowfall is February (2.28").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Urbana, MO
- Average snowfall days in December: 3.8 days
The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Urbana, MO
- Average daylight in December: 9h and 36min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 5h and 12min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Urbana, 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 July (11.7 days).
Average UV index in December
Urbana, 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
Urbana, MO
- Average cloud cover in December: 43
The month with the most cloud cover is March (Cloud cover 47).
The months with the least cloud cover are June and August (Cloud cover 27).
Average visibility in December
Urbana, 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).





