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 an agreeable 70.3°F (21.3°C) in November to a comfortable 63°F (17.2°C). An average low-temperature of 48.6°F (9.2°C) is recorded in the month of December.Humidity
The average relative humidity in December is 76%.Rainfall
In December, the rain falls for 9.4 days. Throughout December, 1.34" (34mm) of precipitation is accumulated. Throughout the year, there are 159.4 rainfall days, and 23.11" (587mm) of precipitation is accumulated.Snowfall
January and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 0.08" (2mm) of snow. Throughout the year, there are 0.6 snowfall days, and 0.2" (5mm) of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 10h and 18min of daylight.On the first day of December, sunrise is at 7:01 am and sunset at 5:22 pm. On the last day of the month, sunrise is at 7:18 am and sunset at 5:33 pm CST.
Sunshine
With an average of 4.8h of sunshine, December has the least sunshine of the year.UV index
The month with the lowest UV index is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 3 in December converts into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
What is the average humidity in December?
How many days does it rain in December?
When does it start snowing in Cypress?
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 Cypress have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December in Cypress?
Average temperature in December
Cypress, TX
- Average high temperature in December: 63°F
The warmest month (with the highest average high temperature) is August (95.5°F).
The month with the lowest average high temperature is January (61°F).
- Average low temperature in December: 48.6°F
The month with the highest average low temperature is August (77.4°F).
The coldest month (with the lowest average low temperature) is January (45.1°F).
Average pressure in December
Cypress, TX
- Average pressure in December: 30.11"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
Cypress, TX
- Average wind speed in December: 7.3mph
The windiest month (with the highest average wind speed) is April (8.2mph).
The calmest month (with the lowest average wind speed) is September (5.7mph).
Average humidity in December
Cypress, TX
- Average humidity in December: 76%
The month with the highest relative humidity is February (77%).
The month with the lowest relative humidity is August (68%).
Average rainfall in December
Cypress, TX
- Average rainfall in December: 1.34"
The wettest month (with the highest rainfall) is May (3.54").
The driest month (with the least rainfall) is February (1.02").
Average rainfall days in December
Cypress, TX
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is September (18.9 days).
The month with the least rainy days is January (8.8 days).
Average snowfall in December
Cypress, TX
- Average snowfall in December: 0.08"
The month with the highest snowfall is January (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").
Average snowfall days in December
Cypress, TX
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Cypress, TX
- Average daylight in December: 10h and 2min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 48min).
Average sunshine days in December
Cypress, TX
- Average sunshine days in December: 17.9 days
The month with the most sunshine days is January (19.4 days).
The month with the least sunshine days is September (9.1 days).
Average UV index in December
Cypress, TX
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Cypress, TX
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Cypress, 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).
Cypress, Texas, USA
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