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
Greeley's weather in December involves a decrease in the average high-temperature, moving down from November's fresh 53.8°F (12.1°C) to a chilly 43°F (6.1°C). During December, Greeley sees a mean low-temperature of 28.9°F (-1.7°C).Humidity
The average relative humidity in December in Greeley is 72%.Rainfall
In Greeley, in December, during 4.2 rainfall days, 0.47" (12mm) of precipitation is typically accumulated. Throughout the year, in Greeley, there are 102.5 rainfall days, and 12.44" (316mm) of precipitation is accumulated.Snowfall
Months with snowfall in Greeley are January through March, May, October through December. In December, in Greeley, it is snowing for 1.8 days. Throughout December, 0.39" (10mm) of snow is accumulated. In Greeley, during the entire year, snow falls for 11.3 days and aggregates up to 2.2" (56mm) of snow.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in Greeley, Kansas.On the first day of December, sunrise is at 7:19 am and sunset at 5:00 pm. On the last day of the month, sunrise is at 7:37 am and sunset at 5:10 pm CST.
Sunshine
The average sunshine in December in Greeley is 5.7h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Greeley. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Greeley?
What is the average humidity in December in Greeley?
How much does it rain in Greeley in December?
How many days does it snow in December in Greeley?
What is the month with the shortest days in Greeley?
How many hours of daylight does Greeley have in December?
When is the sunrise / sunset in December in Greeley?
How many hours of sunshine does Greeley have in December?
What is the month with the lowest UV index in Greeley?
What is the UV index intensity in December in Greeley?
Average temperature in December
Greeley, KS
- Average high temperature in December: 43°F
The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (39.6°F).
- Average low temperature in December: 28.9°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).
Average pressure in December
Greeley, KS
- 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 (29.89"Hg).
Average wind speed in December
Greeley, KS
- Average wind speed in December: 10mph
The windiest months (with the highest average wind speed) are March and April (10.9mph).
The calmest months (with the lowest average wind speed) are July and August (7.2mph).
Average humidity in December
Greeley, KS
- Average humidity in December: 72%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is October (69%).
Average rainfall in December
Greeley, KS
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is January (0.31").
Average rainfall days in December
Greeley, KS
- Average rainfall days in December: 4.2 days
The month with the highest number of rainy days is May (13 days).
The month with the least rainy days is January (3.5 days).
Average snowfall in December
Greeley, KS
- Average snowfall in December: 0.39"
The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, June, July, August and September (0").
Average snowfall days in December
Greeley, KS
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Greeley, KS
- Average daylight in December: 9h and 3min
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: 5h and 4min
The months with the most sunshine are June and July (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Greeley, KS
- Average sunshine days in December: 24.5 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is May (15.3 days).
Average UV index in December
Greeley, KS
- 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, November and December (UV index 2).
Average cloud cover in December
Greeley, KS
- Average cloud cover in December: 38
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 24).
Average visibility in December
Greeley, KS
- 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).
Greeley, Kansas, USA
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