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, characterized by an average high temperature of 49.5°F (9.7°C) and a low temperature of 32.4°F (0.2°C), is generally the coldest month.Humidity
The average relative humidity in December is 62%.Rainfall
In Foss, in December, during 5.1 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 97.8 rainfall days, and 18.15" (461mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, October through December. In Foss, during December, snow falls for 2.5 days and regularly aggregates up to 0.63" (16mm) of snow. In Foss, during the entire year, snow falls for 10.1 days and aggregates up to 5.55" (141mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 48min of daylight.On the first day of December, sunrise is at 7:28 am and sunset at 5:23 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 5:34 pm CST.
Sunshine
The month with the least sunshine in Foss is December, with an average of 6.5h of sunshine.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
Apart from children, who require continuous protection, most can endure sun exposure for up to an hour without experiencing burns. To protect against the Sun's most potent rays, avoid direct exposure around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
What are December temperatures?
What is the average humidity in December?
How much does it rain in December?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Foss have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index intensity in December in Foss?
Average temperature in December
Foss, OK
- Average high temperature in December: 49.5°F
The warmest month (with the highest average high temperature) is July (95.2°F).
The month with the lowest average high temperature is December (49.5°F).
- Average low temperature in December: 32.4°F
The month with the highest average low temperature is July (74.3°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).
Average pressure in December
Foss, 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
Foss, OK
- Average wind speed in December: 10.6mph
The windiest month (with the highest average wind speed) is April (12.9mph).
The calmest month (with the lowest average wind speed) is August (9.2mph).
Average humidity in December
Foss, OK
- Average humidity in December: 62%
The month with the highest relative humidity is May (63%).
The month with the lowest relative humidity is August (51%).
Average rainfall in December
Foss, OK
- Average rainfall in December: 0.79"
The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is February (0.75").
Average rainfall days in December
Foss, OK
- Average rainfall days in December: 5.1 days
The month with the highest number of rainy days is May (13.1 days).
The month with the least rainy days is January (3.4 days).
Average snowfall in December
Foss, OK
- Average snowfall in December: 0.63"
The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in December
Foss, OK
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is February (3.3 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
Foss, 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 3min
The months with the most sunshine are June and July (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).
Average sunshine days in December
Foss, OK
- Average sunshine days in December: 23.5 days
The month with the most sunshine days is January (24.8 days).
The month with the least sunshine days is May (15 days).
Average UV index in December
Foss, 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
Foss, OK
- Average cloud cover in December: 26
The months with the most cloud cover are March and April (Cloud cover 30).
The months with the least cloud cover are June and August (Cloud cover 17).
Average visibility in December
Foss, 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).
Foss, Oklahoma, USA
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