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
A mild drop in Greenfield's average high-temperature is observed in December, transitioning from a mild 58.3°F (14.6°C) in November to a chilly 49.5°F (9.7°C). December brings Greenfield a consistent average low-temperature of 37.4°F (3°C).Humidity
In December, the average relative humidity in Greenfield is 77%.Rainfall
In December, the rain falls for 10 days. Throughout December, 3.23" (82mm) of precipitation is accumulated. Throughout the year, there are 152.8 rainfall days, and 37.28" (947mm) of precipitation is accumulated.Snowfall
Months with snowfall in Greenfield are January through March, November and December. In Greenfield, in December, snow falls for 0.7 days, with typically accumulated 0.51" (13mm) of snow. Throughout the year, there are 5.6 snowfall days, and 3.7" (94mm) of snow is accumulated.Daylight
The month with the shortest days in Greenfield is December, with an average of 9h and 48min of daylight.On the first day of the month, sunrise is at 6:54 am and sunset at 4:49 pm. On the last day of December, in Greenfield, sunrise is at 7:12 am and sunset at 5:00 pm CST.
Sunshine
In Greenfield, the average sunshine in December is 5.2h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 3 in December, converts into the following recommendations:
Exercise caution. Those with pale skin may experience burns in less than half an hour. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Greenfield in December?
What is the average humidity in December 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?
When is the lowest UV index in Greenfield?
What is the UV index reading in December in Greenfield?
Average temperature in December
Greenfield, AR
- Average high temperature in December: 49.5°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (45.5°F).
- Average low temperature in December: 37.4°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (32.9°F).
Average pressure in December
Greenfield, AR
- 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 (29.93"Hg).
Average wind speed in December
Greenfield, AR
- Average wind speed in December: 8.6mph
The windiest month (with the highest average wind speed) is February (9.6mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Greenfield, AR
- Average humidity in December: 77%
The month with the highest relative humidity is March (78%).
The month with the lowest relative humidity is October (67%).
Average rainfall in December
Greenfield, AR
- Average rainfall in December: 3.23"
The wettest month (with the highest rainfall) is May (4.17").
The driest month (with the least rainfall) is January (2.28").
Average rainfall days in December
Greenfield, AR
- Average rainfall days in December: 10 days
The month with the highest number of rainy days is July (15.7 days).
The month with the least rainy days is December (10 days).
Average snowfall in December
Greenfield, AR
- Average snowfall in December: 0.51"
The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Greenfield, AR
- Average snowfall days in December: 0.7 days
The months with the highest number of snowfall days are January and February (1.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Greenfield, AR
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in December
Greenfield, AR
- Average sunshine days in December: 19 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (12.9 days).
Average UV index in December
Greenfield, AR
- Average UV index in December: 3
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Greenfield, AR
- Average cloud cover in December: 44
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 24).
Average visibility in December
Greenfield, AR
- 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, Arkansas, USA
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