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
The transition to December results in a modest reduction in average high-temperature, moving from a comfortable 63.9°F (17.7°C) in November to a mild 55.8°F (13.2°C). December nights in Karnack experience a consistent temperature drop to a wintry 41.2°F (5.1°C).Humidity
The average relative humidity in December in Karnack is 80%.Rainfall
In Karnack, in December, during 11.3 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. In Karnack, during the entire year, the rain falls for 143.1 days and collects up to 27.32" (694mm) of precipitation.Snowfall
January through March and December are months with snowfall in Karnack. December is the first month it typically snows. Throughout December, in the average 0.5 snowfall days, it receives 0.04" (1mm) of snow. In Karnack, during the entire year, snow falls for 2.9 days and aggregates up to 0.71" (18mm) of snow.Daylight
The month with the shortest days is December, with an average of 10h and 0min of daylight.On the first day of December in Karnack, sunrise is at 7:01 am and sunset at 5:10 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:21 pm CST.
Sunshine
The month with the least sunshine in Karnack is December, with an average of 5.1h of sunshine.UV index
The months with the lowest UV index in Karnack, Texas, are January, February and December, with an average maximum UV index of 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Undertake precautions - Guarding against sun damage is counselled. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Frequently asked questions
What are the temperatures in Karnack in December?
What is the average humidity in December in Karnack?
How many days does it rain in December in Karnack?
When does it start to snow in Karnack?
What is the month with the shortest days in Karnack?
How many hours of daylight does Karnack have in December?
When are sunrise and sunset in December in Karnack?
What is the month with the least sunshine in Karnack?
How many hours of sunshine does Karnack have in December?
What is the month with the lowest UV index in Karnack?
How high is the UV index in December in Karnack?
Average temperature in December
Karnack, TX
- Average high temperature in December: 55.8°F
The warmest month (with the highest average high temperature) is July (95°F).
The month with the lowest average high temperature is January (54°F).
- Average low temperature in December: 41.2°F
The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (37.9°F).
Average pressure in December
Karnack, TX
- 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 (29.93"Hg).
Average wind speed in December
Karnack, TX
- Average wind speed in December: 6.2mph
The windiest month (with the highest average wind speed) is April (7.3mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in December
Karnack, TX
- Average humidity in December: 80%
The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is August (67%).
Average rainfall in December
Karnack, TX
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is September (1.38").
Average rainfall days in December
Karnack, TX
- Average rainfall days in December: 11.3 days
The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is October (8.6 days).
Average snowfall in December
Karnack, TX
- Average snowfall in December: 0.04"
The month with the highest snowfall is January (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Karnack, TX
- Average snowfall days in December: 0.5 days
The month with the highest number of snowfall days is February (1.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Karnack, TX
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Karnack, TX
- Average sunshine days in December: 17.2 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (13.3 days).
Average UV index in December
Karnack, TX
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in December
Karnack, TX
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Karnack, TX
- Average visibility in December: 6mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is February (5mi).
Karnack, Texas, USA
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