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
December's arrival is marked by a notable drop in high-temperatures, falling from a cold 41.2°F (5.1°C) in November to a freezing cold 25.7°F (-3.5°C). Throughout December, Estelline witnesses a nighttime temperature average of 13.6°F (-10.2°C).Humidity
The average relative humidity in December in Estelline is 86%.Rainfall
In Estelline, in December, it is raining for 5.1 days, with typically 1.1" (28mm) of accumulated precipitation. In Estelline, during the entire year, the rain falls for 125.5 days and collects up to 21.65" (550mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Estelline, during December, snow falls for 13.3 days and regularly aggregates up to 4.65" (118mm) of snow. In Estelline, during the entire year, snow falls for 61.5 days and aggregates up to 21.38" (543mm) of snow.Daylight
December has the shortest days of the year, with an average of 8h and 54min of daylight.On the first day of December, sunrise is at 7:44 am and sunset at 4:48 pm. On the last day of the month, sunrise is at 8:04 am and sunset at 4:57 pm CST.
Sunshine
The average sunshine in December in Estelline is 4.2h.UV index
In December, the average daily maximum UV index in Estelline is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Heads up! The UV radiation from the Sun can almost be doubled by snow reflection.
Frequently asked questions
How cold is it in Estelline in December?
What is the average humidity in December in Estelline?
How many days does it rain in December in Estelline?
How many days does it snow in December in Estelline?
What is the month with the shortest days in Estelline?
What is the average length of the day in December in Estelline?
When is the sunrise / sunset in December in Estelline?
How long on average sun shines in December in Estelline?
What is the UV index reading in December in Estelline?
Average temperature in December
Estelline, SD
- Average high temperature in December: 25.7°F
The warmest month (with the highest average high temperature) is July (81.3°F).
The month with the lowest average high temperature is January (20.7°F).
- Average low temperature in December: 13.6°F
The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (7°F).
Average pressure in December
Estelline, 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 (29.86"Hg).
Average wind speed in December
Estelline, SD
- Average wind speed in December: 10.7mph
The windiest month (with the highest average wind speed) is April (11.5mph).
The calmest month (with the lowest average wind speed) is July (8.4mph).
Average humidity in December
Estelline, SD
- Average humidity in December: 86%
The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is October (68%).
Average rainfall in December
Estelline, SD
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is June (3.46").
The driest month (with the least rainfall) is November (0.67").
Average rainfall days in December
Estelline, SD
- Average rainfall days in December: 5.1 days
The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in December
Estelline, SD
- Average snowfall in December: 4.65"
The month with the highest snowfall is February (4.69").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Estelline, SD
- Average snowfall days in December: 13.3 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Estelline, SD
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Estelline, SD
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in December
Estelline, SD
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Estelline, 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 28).
Average visibility in December
Estelline, 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).
Estelline, South Dakota, USA
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