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's arrival aligns with a minor decrease in average high-temperatures, from November's agreeable 68.9°F (20.5°C) to a refreshing 61.7°F (16.5°C). During the month of December, an average low-temperature of 46.8°F (8.2°C) is recorded.Humidity
The average relative humidity in December is 79%.Rainfall
In Porter, during December, the rain falls for 9.5 days and regularly aggregates up to 1.3" (33mm) of precipitation. In Porter, during the entire year, the rain falls for 148.3 days and collects up to 20.04" (509mm) of precipitation.Snowfall
December is the only month when snow falls in Porter. The month with the most snowfall is December, when snow falls for 0.1 days and typically aggregates up to 0.04" (1mm) of snow.Daylight
December has the shortest days of the year, with an average of 10h and 12min of daylight.On the first day of the month, sunrise is at 6:59 am and sunset at 5:20 pm. On the last day of December, sunrise is at 7:16 am and sunset at 5:31 pm CST.
Sunshine
December has the least sunshine of the year, with an average of 5h of sunshine.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 3 during December translates into the following directions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Porter in December?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
When does it start to snow?
What is the month with the shortest days?
What is the average length of the day in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Porter have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Porter, TX
- Average high temperature in December: 61.7°F
The warmest month (with the highest average high temperature) is August (95.2°F).
The month with the lowest average high temperature is January (60.1°F).
- Average low temperature in December: 46.8°F
The month with the highest average low temperature is August (75.7°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).
Average pressure in December
Porter, TX
- Average pressure in December: 30.12"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Porter, TX
- Average wind speed in December: 6.5mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is September (5.2mph).
Average humidity in December
Porter, TX
- Average humidity in December: 79%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is August (71%).
Average rainfall in December
Porter, TX
- Average rainfall in December: 1.3"
The wettest month (with the highest rainfall) is May (2.83").
The driest month (with the least rainfall) is November (0.98").
Average rainfall days in December
Porter, TX
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is September (17.2 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Porter, TX
- Average snowfall in December: 0.04"
The month with the highest snowfall is December (0.04").
The months with the least snowfall are January, February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Porter, TX
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are February and December (0.1 days).
The months with the least snowfall days are January, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Porter, TX
- Average daylight in December: 10h and 1min
The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in December
Porter, TX
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is January (19.8 days).
The month with the least sunshine days is September (10.3 days).
Average UV index in December
Porter, TX
- Average UV index in December: 3
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 3).
Average cloud cover in December
Porter, TX
- Average cloud cover in December: 48
The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Porter, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, June, August, September, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May and July (5mi).
Porter, Texas, USA
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