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
Start of December brings a shift in the average high-temperature, falling from November's refreshing 59.4°F (15.2°C) to a chilly 48.6°F (9.2°C). During the month of December, Glencoe experiences a steady low-temperature average of 32.9°F (0.5°C).Humidity
In Glencoe, Oklahoma, the average relative humidity in December is 67%.Rainfall
The month with the least rainfall is December, when the rain falls for 5.8 days and typically collects 0.87" (22mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Glencoe, in December, during 0.8 snowfall days, 0.12" (3mm) of snow is typically accumulated. Throughout the year, there are 5.7 snowfall days, and 2.64" (67mm) of snow is accumulated.Daylight
The month with the shortest days in Glencoe is December, with an average of 9h and 42min of daylight.On the first day of the month, sunrise is at 7:20 am and sunset at 5:13 pm. On the last day of December, sunrise is at 7:38 am and sunset at 5:23 pm CST.
Sunshine
With an average of 6h of sunshine, December has the least sunshine of the year in Glencoe.UV index
December is the month with the lowest UV index, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 2 during December leads to these instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
What time 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?
Average temperature in December
Glencoe, OK
- Average high temperature in December: 48.6°F
The warmest month (with the highest average high temperature) is July (92.8°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (72.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).
Average pressure in December
Glencoe, OK
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Glencoe, OK
- Average wind speed in December: 9.6mph
The windiest months (with the highest average wind speed) are March and April (11.4mph).
The calmest month (with the lowest average wind speed) is August (8.1mph).
Average humidity in December
Glencoe, OK
- Average humidity in December: 67%
The month with the highest relative humidity is May (77%).
The month with the lowest relative humidity is August (63%).
Average rainfall in December
Glencoe, OK
- Average rainfall in December: 0.87"
The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is December (0.87").
Average rainfall days in December
Glencoe, OK
- Average rainfall days in December: 5.8 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is January (5.3 days).
Average snowfall in December
Glencoe, OK
- Average snowfall in December: 0.12"
The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Glencoe, OK
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (2.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Glencoe, OK
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h and 0min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 0min).
Average sunshine days in December
Glencoe, OK
- Average sunshine days in December: 22.9 days
The month with the most sunshine days is January (23.6 days).
The month with the least sunshine days is May (14.5 days).
Average UV index in December
Glencoe, 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
Glencoe, OK
- Average cloud cover in December: 33
The month with the most cloud cover is March (Cloud cover 38).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Glencoe, 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).
Glencoe, Oklahoma, USA
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