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
With an average high-temperature of 32.4°F (0.2°C) and an average low-temperature of 18.5°F (-7.5°C), December is the coldest month.Humidity
In December, the average relative humidity in Oral, South Dakota, is 72%.Rainfall
In Oral, during December, the rain falls for 3.5 days and regularly aggregates up to 0.55" (14mm) of precipitation. In Oral, during the entire year, the rain falls for 115.8 days and collects up to 16.61" (422mm) of precipitation.Snowfall
January through May, September through December are months with snowfall. In Oral, South Dakota, in December, snow falls for 8.1 days, with typically accumulated 3.58" (91mm) of snow. In Oral, during the entire year, snow falls for 49.2 days and aggregates up to 23.19" (589mm) 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 7:06 am and sunset at 4:18 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:27 pm MST.
Sunshine
The average sunshine in December is 6.1h.UV index
The months with the lowest UV index in Oral, South Dakota, are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Oral?
How cold is December in Oral?
What is the average humidity in December in Oral?
How many days does it rain in December in Oral?
How much does it snow in Oral in December?
What is the month with the shortest days in Oral?
How many hours of daylight does Oral have in December?
What time are sunrise and sunset in December in Oral?
How many hours of sunshine does Oral have in December?
When is the lowest UV index in Oral?
What is the UV index reading in December in Oral?
Average temperature in December
Oral, SD
- Average high temperature in December: 32.4°F
The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is December (32.4°F).
- Average low temperature in December: 18.5°F
The month with the highest average low temperature is July (63.9°F).
The coldest months (with the lowest average low temperature) are February and December (18.5°F).
Average pressure in December
Oral, SD
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.84"Hg).
Average wind speed in December
Oral, SD
- Average wind speed in December: 9.3mph
The windiest month (with the highest average wind speed) is April (9.9mph).
The calmest month (with the lowest average wind speed) is August (7.8mph).
Average humidity in December
Oral, SD
- Average humidity in December: 72%
The month with the highest relative humidity is January (75%).
The month with the lowest relative humidity is August (47%).
Average rainfall in December
Oral, SD
- Average rainfall in December: 0.55"
The wettest month (with the highest rainfall) is June (2.87").
The driest month (with the least rainfall) is January (0.39").
Average rainfall days in December
Oral, SD
- Average rainfall days in December: 3.5 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is December (3.5 days).
Average snowfall in December
Oral, SD
- Average snowfall in December: 3.58"
The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Oral, SD
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is February (10.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Oral, 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: 6h and 1min
The month with the most sunshine is August (Average sunshine: 11h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).
Average sunshine days in December
Oral, SD
- Average sunshine days in December: 21.4 days
The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in December
Oral, SD
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Oral, SD
- Average cloud cover in December: 34
The month with the most cloud cover is February (Cloud cover 39).
The month with the least cloud cover is August (Cloud cover 17).
Average visibility in December
Oral, 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).
Oral, South Dakota, USA
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