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 clear reduction in the average high-temperature is witnessed with the onset of December, reducing from a frosty 45°F (7.2°C) in November to a freezing cold 28.6°F (-1.9°C). During the month of December, the nighttime temperature falls to an average of 16°F (-8.9°C).Humidity
In Farmer, the average relative humidity in December is 83%.Rainfall
In Farmer, in December, it is raining for 2.9 days, with typically 0.51" (13mm) of accumulated precipitation. Throughout the year, there are 93.2 rainfall days, and 11.3" (287mm) of precipitation is accumulated.Snowfall
January through April, October through December are months with snowfall. In December, it is snowing for 7.5 days. Throughout December, 1.1" (28mm) of snow is accumulated. In Farmer, during the entire year, snow falls for 35.3 days and aggregates up to 7.17" (182mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 0min of daylight.On the first day of December, sunrise is at 7:45 am and sunset at 4:54 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 5:03 pm CST.
Sunshine
In December, the average sunshine is 4.7h.UV index
In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 during December translates into the following recommendations:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days in Farmer?
What is the average length of the day in December?
When are sunrise and sunset in December?
How many hours of sunshine does Farmer have in December?
What is the UV index intensity in December?
Average temperature in December
Farmer, SD
- Average high temperature in December: 28.6°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (24.4°F).
- Average low temperature in December: 16°F
The month with the highest average low temperature is July (64.6°F).
The coldest month (with the lowest average low temperature) is January (10.2°F).
Average pressure in December
Farmer, SD
- Average pressure in December: 30.13"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.85"Hg).
Average wind speed in December
Farmer, SD
- Average wind speed in December: 10.1mph
The windiest month (with the highest average wind speed) is April (11.2mph).
The calmest month (with the lowest average wind speed) is July (8.6mph).
Average humidity in December
Farmer, SD
- Average humidity in December: 83%
The month with the highest relative humidity is January (87%).
The months with the lowest relative humidity are September and October (63%).
Average rainfall in December
Farmer, SD
- Average rainfall in December: 0.51"
The wettest month (with the highest rainfall) is May (1.65").
The driest months (with the least rainfall) are February and November (0.28").
Average rainfall days in December
Farmer, SD
- Average rainfall days in December: 2.9 days
The month with the highest number of rainy days is June (13.6 days).
The month with the least rainy days is February (1.9 days).
Average snowfall in December
Farmer, SD
- Average snowfall in December: 1.1"
The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Farmer, SD
- Average snowfall days in December: 7.5 days
The month with the highest number of snowfall days is January (8.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Farmer, SD
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in December
Farmer, SD
- Average sunshine days in December: 21.9 days
The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is June (12.8 days).
Average UV index in December
Farmer, SD
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Farmer, SD
- Average cloud cover in December: 49
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 22).
Average visibility in December
Farmer, SD
- 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).
Farmer, South Dakota, USA
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