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
Rio Frio's progression into December involves a gentle drop in the average high-temperature, from an agreeable 69.8°F (21°C) in November to an enjoyable 62.8°F (17.1°C). Rio Frio records an average low-temperature of 45.5°F (7.5°C) throughout the month of December.Humidity
The average relative humidity in December is 66%.Rainfall
In Rio Frio, during December, the rain falls for 8.3 days and regularly aggregates up to 0.94" (24mm) of precipitation. Throughout the year, in Rio Frio, there are 130.9 rainfall days, and 17.72" (450mm) of precipitation is accumulated.Snowfall
In Rio Frio, snow does not fall in March through December.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 7:16 am and sunset at 5:39 pm. On the last day of December, in Rio Frio, sunrise is at 7:33 am and sunset at 5:50 pm CST.
Sunshine
November and December, with an average of 5.6h of sunshine, are months with the least sunshine.UV index
December is the month with the lowest UV index in Rio Frio, Texas, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: In December, an average UV index of 3 transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the temperature in December in Rio Frio?
What is the average humidity in December in Rio Frio?
How much does it rain in Rio Frio in December?
When it does not snow in Rio Frio?
Does it snow in Rio Frio in December?
What is the month with the shortest days in Rio Frio?
What is the average length of the day in December in Rio Frio?
What time are sunrise and sunset in December in Rio Frio?
What is the month with the least sunshine in Rio Frio?
How many hours of sunshine does Rio Frio have in December?
When is the lowest UV index in Rio Frio?
How high is the UV index in December in Rio Frio?
Average temperature in December
Rio Frio, TX
- Average high temperature in December: 62.8°F
The warmest month (with the highest average high temperature) is August (96.6°F).
The month with the lowest average high temperature is January (62.1°F).
- Average low temperature in December: 45.5°F
The month with the highest average low temperature is August (75°F).
The coldest month (with the lowest average low temperature) is January (43.9°F).
Average pressure in December
Rio Frio, TX
- Average pressure in December: 30.11"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.88"Hg).
Average wind speed in December
Rio Frio, TX
- Average wind speed in December: 7.1mph
The windiest month (with the highest average wind speed) is May (9.8mph).
The calmest months (with the lowest average wind speed) are September and December (7.1mph).
Average humidity in December
Rio Frio, TX
- Average humidity in December: 66%
The month with the highest relative humidity is May (69%).
The month with the lowest relative humidity is August (55%).
Average rainfall in December
Rio Frio, TX
- Average rainfall in December: 0.94"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is November (0.79").
Average rainfall days in December
Rio Frio, TX
- Average rainfall days in December: 8.3 days
The months with the highest number of rainy days are May and September (15.2 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Rio Frio, TX
- Average snowfall in December: 0"
The month with the highest snowfall is January (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in December
Rio Frio, TX
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Rio Frio, 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: 5h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The months with the least sunshine are November and December (Average sunshine: 5h and 36min).
Average sunshine days in December
Rio Frio, TX
- Average sunshine days in December: 20.4 days
The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is September (13 days).
Average UV index in December
Rio Frio, 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
Rio Frio, TX
- Average cloud cover in December: 36
The month with the most cloud cover is March (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 20).
Average visibility in December
Rio Frio, 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).
Rio Frio, Texas, USA
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