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
The month of December, characterized by an average high of 49.8°F (9.9°C) and a low of 32.5°F (0.3°C), is recognized as the coldest.Humidity
In Sweetwater, Oklahoma, the average relative humidity in December is 59%.Rainfall
The month with the least rainfall in Sweetwater is December, when the rain falls for 4.5 days and typically collects 0.59" (15mm) of precipitation.Snowfall
January through April, October through December are months with snowfall. In Sweetwater, Oklahoma, in December, snow falls for 1.8 days, with typically accumulated 0.87" (22mm) of snow. Throughout the year, there are 8.5 snowfall days, and 4.8" (122mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 48min of daylight.On the first day of December in Sweetwater, sunrise is at 7:30 am and sunset at 5:27 pm. On the last day of the month, sunrise is at 7:48 am and sunset at 5:37 pm CST.
Sunshine
November and December, with an average of 6.7h of sunshine, are months with the least sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the coldest time of year in Sweetwater?
What is the temperature in December in Sweetwater?
What is the average humidity in December in Sweetwater?
What is the driest month in Sweetwater?
How many days does it rain in December in Sweetwater?
How much does it snow in Sweetwater in December?
What is the month with the shortest days in Sweetwater?
What is the average length of the day in December in Sweetwater?
What time are sunrise and sunset in December in Sweetwater?
What is the month with the least sunshine in Sweetwater?
How long on average sun shines in December in Sweetwater?
What is the month with the lowest UV index in Sweetwater?
What is the UV index reading in December in Sweetwater?
Average temperature in December
Sweetwater, OK
- Average high temperature in December: 49.8°F
The warmest month (with the highest average high temperature) is July (94.8°F).
The month with the lowest average high temperature is December (49.8°F).
- Average low temperature in December: 32.5°F
The month with the highest average low temperature is July (73.8°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).
Average pressure in December
Sweetwater, OK
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.86"Hg).
Average wind speed in December
Sweetwater, OK
- Average wind speed in December: 10.6mph
The windiest month (with the highest average wind speed) is April (13.3mph).
The calmest month (with the lowest average wind speed) is August (9.5mph).
Average humidity in December
Sweetwater, OK
- Average humidity in December: 59%
The month with the highest relative humidity is May (60%).
The months with the lowest relative humidity are July and August (51%).
Average rainfall in December
Sweetwater, OK
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is December (0.59").
Average rainfall days in December
Sweetwater, OK
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is August (12 days).
The month with the least rainy days is January (3.2 days).
Average snowfall in December
Sweetwater, OK
- Average snowfall in December: 0.87"
The month with the highest snowfall is February (1.69").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Sweetwater, OK
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sweetwater, OK
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in December: 6h and 4min
The months with the most sunshine are June and July (Average sunshine: 11h and 24min).
The months with the least sunshine are November and December (Average sunshine: 6h and 42min).
Average sunshine days in December
Sweetwater, OK
- Average sunshine days in December: 24.3 days
The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is August (14.8 days).
Average UV index in December
Sweetwater, OK
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Sweetwater, OK
- Average cloud cover in December: 24
The month with the most cloud cover is April (Cloud cover 29).
The months with the least cloud cover are June and August (Cloud cover 17).
Average visibility in December
Sweetwater, OK
- 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).
Sweetwater, Oklahoma, USA
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