Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
The arrival of December corresponds with a reduction in the average high-temperature, down from November's cool 55°F (12.8°C) to a frosty 44.8°F (7.1°C). During the nights in December, the temperature averages to a subzero cold 30°F (-1.1°C).Humidity
In Greenfield, the average relative humidity in December is 74%.Rainfall
The month with the least rainfall in Greenfield is December, when the rain falls for 6.8 days and typically collects 1.54" (39mm) of precipitation.Snowfall
January through May, November and December are months with snowfall in Greenfield, Missouri. In Greenfield, Missouri, during December, snow falls for 3 days and regularly aggregates up to 0.83" (21mm) of snow. Throughout the year, in Greenfield, Missouri, there are 16.1 snowfall days, and 6.97" (177mm) of snow is accumulated.Daylight
December has the shortest days of the year in Greenfield, with an average of 9h and 36min of daylight.On the first day of December, sunrise is at 7:11 am and sunset at 4:57 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 5:07 pm CST.
Sunshine
In Greenfield, the average sunshine in December is 5.5h.UV index
The months with the lowest UV index in Greenfield are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Frequently asked questions
What is the average December temperature in Greenfield?
What is the average humidity in December in Greenfield?
What is the driest month in Greenfield?
How much does it rain in Greenfield in December?
How much does it snow in Greenfield in December?
What is the month with the shortest days in Greenfield?
How many hours of daylight does Greenfield have in December?
What time are sunrise and sunset in December in Greenfield?
How long on average sun shines in December in Greenfield?
What are the months with the lowest UV index in Greenfield?
What is the UV index reading in December in Greenfield?
Average temperature in December
Greenfield, MO
- Average high temperature in December: 44.8°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in December: 30°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in December
Greenfield, 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
Greenfield, MO
- Average wind speed in December: 9.4mph
The windiest month (with the highest average wind speed) is March (10.3mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).
Average humidity in December
Greenfield, MO
- Average humidity in December: 74%
The month with the highest relative humidity is May (78%).
The month with the lowest relative humidity is October (72%).
Average rainfall in December
Greenfield, MO
- Average rainfall in December: 1.54"
The wettest month (with the highest rainfall) is May (5.51").
The driest month (with the least rainfall) is December (1.54").
Average rainfall days in December
Greenfield, MO
- Average rainfall days in December: 6.8 days
The month with the highest number of rainy days is May (17.5 days).
The months with the least rainy days are January and December (6.8 days).
Average snowfall in December
Greenfield, MO
- Average snowfall in December: 0.83"
The month with the highest snowfall is February (2.36").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in December
Greenfield, MO
- Average snowfall days in December: 3 days
The month with the highest number of snowfall days is February (5.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Greenfield, MO
- Average daylight in December: 9h and 4min
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 3min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).
Average sunshine days in December
Greenfield, MO
- Average sunshine days in December: 20.6 days
The month with the most sunshine days is December (20.6 days).
The month with the least sunshine days is July (11 days).
Average UV index in December
Greenfield, MO
- Average UV index in December: 2
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Greenfield, MO
- Average cloud cover in December: 41
The months with the most cloud cover are February and March (Cloud cover 46).
The months with the least cloud cover are June and August (Cloud cover 26).
Average visibility in December
Greenfield, 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).
Greenfield, Missouri, USA
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