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
Arrival of December comes with a reduction in the average high-temperature, falling from a mild 59.5°F (15.3°C) in November to a frosty 49.1°F (9.5°C). Porter in December anticipates an average nighttime temperature of 34.7°F (1.5°C).Humidity
In Porter, the average relative humidity in December is 71%.Rainfall
February and December are months with the least rain in Porter when the rain falls for 4.5 days and typically aggregates up to 0.47" (12mm) of rain.Snowfall
January through March and December are months with snowfall in Porter, Oklahoma. December is the first month it typically snows in Porter, Oklahoma. Throughout December, in the average 1.5 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, in Porter, there are 5 snowfall days, and 0.63" (16mm) of snow is accumulated.Daylight
With an average of 9h and 48min of daylight, December has the shortest days of the year in Porter.On the first day of December, sunrise is at 7:14 am and sunset at 5:08 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 5:18 pm CST.
Sunshine
December has the least sunshine of the year in Porter, with an average of 5.6h 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 low threat to health from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 2 during December translates into these guidelines:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the usual temperature for Porter in December?
What is the average humidity in December in Porter?
What is the driest month in Porter?
How much does it rain in Porter in December?
When does it start snowing in Porter?
What is the month with the shortest days in Porter?
What is the average length of the day in December in Porter?
What time are sunrise and sunset in December in Porter?
What is the month with the least sunshine in Porter?
How long on average sun shines in December in Porter?
When is the lowest UV index in Porter?
How high is the UV index in December in Porter?
Average temperature in December
Porter, OK
- Average high temperature in December: 49.1°F
The warmest month (with the highest average high temperature) is July (91.2°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in December: 34.7°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 (31.5°F).
Average pressure in December
Porter, 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 (29.9"Hg).
Average wind speed in December
Porter, OK
- Average wind speed in December: 9.2mph
The windiest month (with the highest average wind speed) is March (10.6mph).
The calmest month (with the lowest average wind speed) is July (6.8mph).
Average humidity in December
Porter, OK
- Average humidity in December: 71%
The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Porter, OK
- Average rainfall in December: 0.47"
The wettest month (with the highest rainfall) is May (1.57").
The driest months (with the least rainfall) are February and December (0.47").
Average rainfall days in December
Porter, OK
- Average rainfall days in December: 4.5 days
The month with the highest number of rainy days is May (10.8 days).
The month with the least rainy days is December (4.5 days).
Average snowfall in December
Porter, OK
- Average snowfall in December: 0.08"
The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Porter, OK
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (1.6 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
Porter, OK
- Average daylight in December: 9h and 5min
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 48min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 36min).
Average sunshine days in December
Porter, OK
- Average sunshine days in December: 24.5 days
The month with the most sunshine days is December (24.5 days).
The month with the least sunshine days is May (17.2 days).
Average UV index in December
Porter, 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
Porter, OK
- Average cloud cover in December: 36
The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Porter, 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).
Porter, Oklahoma, USA
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