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
January and December, with an average high-temperature of 50°F (10°C), are marked as the coldest months.Humidity
In December, the average relative humidity is 64%.Rainfall
In Mountain View, in December, during 4.8 rainfall days, 0.91" (23mm) of precipitation is typically accumulated. Throughout the year, there are 112.6 rainfall days, and 21.54" (547mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.8 days. Throughout December, 0.63" (16mm) of snow is accumulated. In Mountain View, during the entire year, snow falls for 7 days and aggregates up to 2.99" (76mm) 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 the month, sunrise is at 7:25 am and sunset at 5:23 pm. On the last day of December, sunrise is at 7:43 am and sunset at 5:33 pm CST.
Sunshine
The month with the least sunshine is December, with an average of 6.3h of 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 vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest month?
What is the usual temperature for Mountain View in December?
What is the average humidity in December?
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?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Mountain View have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Mountain View, OK
- Average high temperature in December: 50°F
The warmest month (with the highest average high temperature) is July (94.6°F).
The months with the lowest average high temperature are January and December (50°F).
- Average low temperature in December: 32.9°F
The month with the highest average low temperature is July (74.1°F).
The coldest month (with the lowest average low temperature) is January (31.8°F).
Average pressure in December
Mountain View, 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 (29.87"Hg).
Average wind speed in December
Mountain View, OK
- Average wind speed in December: 10.2mph
The windiest month (with the highest average wind speed) is April (12.6mph).
The calmest month (with the lowest average wind speed) is August (8.9mph).
Average humidity in December
Mountain View, OK
- Average humidity in December: 64%
The month with the highest relative humidity is May (67%).
The month with the lowest relative humidity is August (54%).
Average rainfall in December
Mountain View, OK
- Average rainfall in December: 0.91"
The wettest month (with the highest rainfall) is May (3.46").
The driest month (with the least rainfall) is February (0.79").
Average rainfall days in December
Mountain View, OK
- Average rainfall days in December: 4.8 days
The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (4 days).
Average snowfall in December
Mountain View, OK
- Average snowfall in December: 0.63"
The month with the highest snowfall is January (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in December
Mountain View, OK
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (2.6 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
Mountain View, 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 2min
The month with the most sunshine is July (Average sunshine: 11h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).
Average sunshine days in December
Mountain View, OK
- Average sunshine days in December: 24.2 days
The month with the most sunshine days is January (25.6 days).
The month with the least sunshine days is May (13.7 days).
Average UV index in December
Mountain View, 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
Mountain View, OK
- Average cloud cover in December: 28
The months with the most cloud cover are March and April (Cloud cover 33).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in December
Mountain View, 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).
Mountain View, Oklahoma, USA
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