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
As December commences, the average high-temperature subtly reduces, transitioning from a pleasant 70.2°F (21.2°C) in November to a refreshing 63.3°F (17.4°C). During the nights in December, Rosharon experiences a consistent average temperature of 50.9°F (10.5°C).Humidity
In December, the average relative humidity is 78%.Rainfall
In Rosharon, during December, the rain falls for 13.7 days and regularly aggregates up to 2.36" (60mm) of precipitation. In Rosharon, during the entire year, the rain falls for 182.4 days and collects up to 38.54" (979mm) of precipitation.Snowfall
Months with snowfall are January, September and December. The months with the most snowfall are January, September and December, with an average 0.04" (1mm) of accumulated snow.Daylight
December has the shortest days of the year, with an average of 10h and 18min of daylight.On the first day of the month, sunrise is at 6:59 am and sunset at 5:23 pm. On the last day of December, in Rosharon, sunrise is at 7:16 am and sunset at 5:34 pm CST.
Sunshine
The month with the least sunshine in Rosharon, Texas, is December, with an average of 4.7h of sunshine.UV index
December is the month with the lowest UV index in Rosharon, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The average daily UV index of 3 in December transforms into the following instructions:
Put precautions into practice - Guidance to elude sunburn is provided. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Rosharon?
What is the average humidity in December in Rosharon?
How much does it rain in Rosharon in December?
What is the snowiest month in Rosharon?
When does it start to snow in Rosharon?
What is the month with the shortest days in Rosharon?
How many hours of daylight does Rosharon have in December?
When is the sunrise / sunset in December in Rosharon?
What is the month with the least sunshine in Rosharon?
How many hours of sunshine does Rosharon have in December?
What is the month with the lowest UV index in Rosharon?
How high is the UV index in December in Rosharon?
Average temperature in December
Rosharon, TX
- Average high temperature in December: 63.3°F
The warmest month (with the highest average high temperature) is August (91.9°F).
The month with the lowest average high temperature is January (61.3°F).
- Average low temperature in December: 50.9°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 (47.1°F).
Average pressure in December
Rosharon, 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
Rosharon, TX
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is April (9.4mph).
The calmest months (with the lowest average wind speed) are August and September (6.5mph).
Average humidity in December
Rosharon, TX
- Average humidity in December: 78%
The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in December
Rosharon, TX
- Average rainfall in December: 2.36"
The wettest month (with the highest rainfall) is September (5.63").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in December
Rosharon, TX
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is September (21 days).
The month with the least rainy days is January (11.9 days).
Average snowfall in December
Rosharon, TX
- Average snowfall in December: 0.04"
The months with the highest snowfall are January, September and December (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, October and November (0").
Average snowfall days in December
Rosharon, TX
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January and February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, October and November (0 days).
Average daylight in December /
Average sunshine in December
Rosharon, 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 4min
The months with the most sunshine are July and August (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 42min).
Average sunshine days in December
Rosharon, TX
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is January (17.1 days).
The month with the least sunshine days is September (7.5 days).
Average UV index in December
Rosharon, 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
Rosharon, TX
- Average cloud cover in December: 49
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in December
Rosharon, 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).
Rosharon, Texas, USA
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