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
As Big Stone City transitions into December, a marked decrease in the average high-temperature is observed, dropping from an icy 40.3°F (4.6°C) in November to a subzero cold 24.4°F (-4.2°C). In the month of December, the average temperature dips to an extreme cold 13.3°F (-10.4°C) during the night.Humidity
In Big Stone City, the average relative humidity in December is 85%.Rainfall
In Big Stone City, during December, the rain falls for 4.5 days and regularly aggregates up to 1.1" (28mm) of precipitation. Throughout the year, there are 106.9 rainfall days, and 19.84" (504mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. The month with the most snowfall is December, when snow falls for 11.7 days and typically aggregates up to 4.76" (121mm) of snow.Daylight
The month with the shortest days is December, with an average of 8h and 48min of daylight.On the first day of December in Big Stone City, sunrise is at 7:45 am and sunset at 4:44 pm. On the last day of the month, sunrise is at 8:05 am and sunset at 4:53 pm CST.
Sunshine
The average sunshine in December is 4.1h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 1 transforms into these recommendations:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Always opt for UVA and UVB-resistant sunglasses on radiant days. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
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 much does it rain in December?
What is the snowiest month?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Big Stone City, SD
- Average high temperature in December: 24.4°F
The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (19.6°F).
- Average low temperature in December: 13.3°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (5.5°F).
Average pressure in December
Big Stone City, SD
- Average pressure in December: 30.12"Hg
The months with the highest atmospheric pressure are January and February (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Big Stone City, SD
- Average wind speed in December: 9.9mph
The windiest month (with the highest average wind speed) is April (10.6mph).
The calmest month (with the lowest average wind speed) is July (7.8mph).
Average humidity in December
Big Stone City, SD
- Average humidity in December: 85%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is October (66%).
Average rainfall in December
Big Stone City, SD
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is June (3.07").
The driest month (with the least rainfall) is February (0.55").
Average rainfall days in December
Big Stone City, SD
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is June (16.1 days).
The month with the least rainy days is February (1.8 days).
Average snowfall in December
Big Stone City, SD
- Average snowfall in December: 4.76"
The month with the highest snowfall is December (4.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Big Stone City, SD
- Average snowfall days in December: 11.7 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Big Stone City, SD
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Big Stone City, SD
- Average sunshine days in December: 16.9 days
The months with the most sunshine days are October and November (18.7 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in December
Big Stone City, SD
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Big Stone City, SD
- Average cloud cover in December: 56
The month with the most cloud cover is January (Cloud cover 59).
The months with the least cloud cover are July and August (Cloud cover 25).
Average visibility in December
Big Stone City, SD
- Average visibility in December: 6mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is January (5mi).
Big Stone City, South Dakota, USA
Weather forecast for your location
2. Allow the app to use your location