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 into December marks the average high-temperature at a still subzero cold 19.4°F (-7°C), differing minimally from November's 24.4°F (-4.2°C). December's average low temperature is an extreme cold 11.5°F (-11.4°C), displaying a subtle drop from its daily peak.Humidity
In December, the average relative humidity is 86%.Rainfall
In Houston, in December, during 7.3 rainfall days, 0.98" (25mm) of precipitation is typically accumulated. In Houston, during the entire year, the rain falls for 134.1 days and collects up to 13.86" (352mm) of precipitation.Snowfall
Months with snowfall are January through May, September through December. December is the month with the most snowfall. Snow falls for 11.4 days and accumulates 5.87" (149mm) of snow.Daylight
December has the shortest days of the year, with an average of 5h and 30min of daylight.On the first day of the month, sunrise is at 9:50 am and sunset at 3:46 pm. On the last day of December, sunrise is at 10:17 am and sunset at 3:47 pm AKST.
Sunshine
The month with the least sunshine is December, with an average of 3.7h of sunshine.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How many days does it rain in December in Houston?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Houston have in December?
When are sunrise and sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Houston, AK
- Average high temperature in December: 19.4°F
The warmest month (with the highest average high temperature) is July (67.6°F).
The month with the lowest average high temperature is January (17.8°F).
- Average low temperature in December: 11.5°F
The month with the highest average low temperature is July (50.4°F).
The coldest month (with the lowest average low temperature) is January (8.6°F).
Average pressure in December
Houston, AK
- Average pressure in December: 29.7"Hg
The month with the highest atmospheric pressure is July (29.96"Hg).
The months with the lowest atmospheric pressure are November and December (29.7"Hg).
Average wind speed in December
Houston, AK
- Average wind speed in December: 4.9mph
The windiest month (with the highest average wind speed) is November (5.1mph).
The calmest month (with the lowest average wind speed) is April (4.3mph).
Average humidity in December
Houston, AK
- Average humidity in December: 86%
The month with the highest relative humidity is March (89%).
The month with the lowest relative humidity is May (61%).
Average rainfall in December
Houston, AK
- Average rainfall in December: 0.98"
The wettest month (with the highest rainfall) is September (2.13").
The driest month (with the least rainfall) is April (0.63").
Average rainfall days in December
Houston, AK
- Average rainfall days in December: 7.3 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is February (4.8 days).
Average snowfall in December
Houston, AK
- Average snowfall in December: 5.87"
The month with the highest snowfall is December (5.87").
The months with the least snowfall are June, July and August (0").
Average snowfall days in December
Houston, AK
- Average snowfall days in December: 11.4 days
The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Houston, AK
- Average daylight in December: 5h and 3min
The month with the longest days is June (Average daylight: 19h and 24min).
The month with the shortest days is December (Average daylight: 5h and 30min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is May (Average sunshine: 11h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in December
Houston, AK
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (9.7 days).
Average UV index in December
Houston, AK
- Average UV index in December: 1
The months with the highest UV index are May, June and July (UV index 4).
The months with the lowest UV index are January, February and December (UV index 1).
Average cloud cover in December
Houston, AK
- Average cloud cover in December: 47
The months with the most cloud cover are April and August (Cloud cover 48).
The month with the least cloud cover is January (Cloud cover 40).
Average visibility in December
Houston, AK
- Average visibility in December: 5mi
The months with the highest visibility are May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is March (4mi).
Houston, Alaska, USA
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