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
In Summit, entering December brings a temperature decrement, reducing from November's refreshing 59.5°F (15.3°C) to a chilly 49.1°F (9.5°C). Throughout December, the temperature in Summit falls to an average low of 35.2°F (1.8°C).Humidity
The average relative humidity in December in Summit is 72%.Rainfall
In Summit, in December, it is raining for 8 days, with typically 1.85" (47mm) of accumulated precipitation. In Summit, during the entire year, the rain falls for 135 days and collects up to 31.61" (803mm) of precipitation.Snowfall
Months with snowfall in Summit are January through April, November and December. In December, in Summit, it is snowing for 0.5 days. Throughout December, 0.28" (7mm) of snow is accumulated. In Summit, Oklahoma, during the entire year, snow falls for 5.4 days and aggregates up to 2.48" (63mm) of snow.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Summit.On the first day of the month, sunrise is at 7:13 am and sunset at 5:08 pm. On the last day of December, sunrise is at 7:31 am and sunset at 5:18 pm CST.
Sunshine
With an average of 5.5h of sunshine, December has the least sunshine of the year.UV index
With an average maximum UV index of 2, December is the month with the lowest UV index in Summit. 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: The maximum daily UV index of 2 in December converts into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
What is the average December temperature in Summit?
What is the average humidity in December in Summit?
How much does it rain in Summit in December?
How many days does it snow in December in Summit?
What is the month with the shortest days in Summit?
How many hours of daylight does Summit have in December?
What time are sunrise and sunset in December in Summit?
What is the month with the least sunshine in Summit?
How long on average sun shines in December in Summit?
When is the lowest UV index in Summit?
What is the UV index intensity in December in Summit?
Average temperature in December
Summit, OK
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in December: 35.2°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).
Average pressure in December
Summit, OK
- Average pressure in December: 30.13"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in December
Summit, OK
- Average wind speed in December: 8.8mph
The windiest month (with the highest average wind speed) is March (10mph).
The calmest month (with the lowest average wind speed) is July (6.3mph).
Average humidity in December
Summit, OK
- Average humidity in December: 72%
The month with the highest relative humidity is May (80%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Summit, OK
- Average rainfall in December: 1.85"
The wettest month (with the highest rainfall) is May (4.65").
The driest month (with the least rainfall) is February (1.61").
Average rainfall days in December
Summit, OK
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is May (14.6 days).
The month with the least rainy days is January (7.5 days).
Average snowfall in December
Summit, OK
- Average snowfall in December: 0.28"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Summit, OK
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (2.3 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
Summit, 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: 5h and 3min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in December
Summit, OK
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is January (21.2 days).
The month with the least sunshine days is April (13.6 days).
Average UV index in December
Summit, OK
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in December
Summit, OK
- Average cloud cover in December: 37
The months with the most cloud cover are February and March (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Summit, 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).
Summit, Oklahoma, USA
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