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
With the beginning of December, the average high-temperature shows a small decrease, transitioning from a pleasant 72.3°F (22.4°C) in November to an enjoyable 64.9°F (18.3°C). Calliham's average low-temperature in December is measured at a chilly 49.3°F (9.6°C).Humidity
The average relative humidity in December is 70%.Rainfall
In Calliham, in December, during 6.6 rainfall days, 0.59" (15mm) of precipitation is typically accumulated. Throughout the year, there are 96.8 rainfall days, and 10" (254mm) of precipitation is accumulated.Snowfall
February through December are months without snowfall.Daylight
December has the shortest days of the year, with an average of 10h and 24min of daylight.On the first day of December, sunrise is at 7:08 am and sunset at 5:36 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 5:47 pm CST.
Sunshine
With an average of 5.1h of sunshine, December has the least sunshine of the year in Calliham, Texas.UV index
With an average maximum UV index of 3, December is the month with the lowest UV index. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: The maximum UV index of 3 during December leads to these instructions:
Undertake precautions - Obligation exists to protect against skin and eye damage. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How many days does it rain in December?
When it does not snow?
Does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Calliham have in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How long on average sun shines in December?
When is the lowest UV index?
How high is the UV index in December?
Average temperature in December
Calliham, TX
- Average high temperature in December: 64.9°F
The warmest month (with the highest average high temperature) is August (98.2°F).
The month with the lowest average high temperature is January (64.2°F).
- Average low temperature in December: 49.3°F
The month with the highest average low temperature is August (77.7°F).
The coldest month (with the lowest average low temperature) is January (47.5°F).
Average pressure in December
Calliham, TX
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is January (30.14"Hg).
The months with the lowest atmospheric pressure are May and June (29.88"Hg).
Average wind speed in December
Calliham, TX
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is May (10.9mph).
The calmest month (with the lowest average wind speed) is September (7.8mph).
Average humidity in December
Calliham, TX
- Average humidity in December: 70%
The months with the highest relative humidity are March and May (71%).
The month with the lowest relative humidity is August (60%).
Average rainfall in December
Calliham, TX
- Average rainfall in December: 0.59"
The wettest month (with the highest rainfall) is September (1.42").
The driest month (with the least rainfall) is February (0.28").
Average rainfall days in December
Calliham, TX
- Average rainfall days in December: 6.6 days
The month with the highest number of rainy days is September (13.2 days).
The month with the least rainy days is January (6 days).
Average snowfall in December
Calliham, TX
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Calliham, TX
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Calliham, TX
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).
- Average sunshine in December: 5h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in December
Calliham, TX
- Average sunshine days in December: 21.7 days
The month with the most sunshine days is January (23 days).
The month with the least sunshine days is September (14.5 days).
Average UV index in December
Calliham, TX
- Average UV index in December: 3
The month with the highest UV index is July (UV index 8).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Calliham, TX
- Average cloud cover in December: 44
The months with the most cloud cover are March and December (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Calliham, TX
- 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).
Calliham, Texas, USA
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