Weathermondo.com
MexicoThe weather in December in San Antonio Texas
It's warm in December in San Antonio Texas with an average temperature of 24°C. Temperatures this month range from a low of 23°C to a high of 26°C. At night, you can expect temperatures between 7°C and 10°C.
Looking for great weather? December is a good time to be in San Antonio Texas. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for San Antonio Texas, Mexico. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 30°C in 2021, San Antonio Texas reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was 13°C in 2015. The extreme nighttime temperatures ranged from a lowest recorded value of 0°C to a highest value of 15°C.
Rainfall amount
According to weather history, there is only 4,4 mm of precipitation in December. The wind speed is around 3 Bft, mostly coming from the South.
Daily weather in December for San Antonio Texas
Click on any day in December to get detailed info about the usual weather on that day in San Antonio Texas. Check out the historical temperatures and precipitation over the past 10 years on this day.
December weather comparison
| San Antonio Texas | New York | |
|---|---|---|
| Average temperature | 24°C | 9°C |
| Max. temperature | 26°C | 12°C |
| Min. temperature | 7°C | -5°C |
| Total precipitation | 4,4 mm | 133 mm |
| Rainy days | 1 day | 17 days |
Start of December
The month of December starts in San Antonio Texas with warm temps, averaging around 25°C during the day and nights around 10°C.
Mid December
By mid-December, daytime temps stay steady at around 25°C, with nights around 8°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
End of December
By the end of December, the average daytime temperature in San Antonio Texas is around 25°C, while nighttime temps are about 8°C. There’s hardly any chance of precipitation. The weather will be mostly dry with plenty of sun.
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of San Antonio Texas for all months and discover the best travel time
Curious about the weather in other parts of Mexico? Check out the climate and weather for spots like Cancún, Mexico City, Playa del Carmen, or explore other destinations in Mexico.
Temperature charts
These charts show the average temperatures in December in San Antonio Texas, Mexico. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in San Antonio Texas
Temperature in December in San Antonio Texas over the years
Precipitation charts
These charts show the average amount of precipitation in December in San Antonio Texas, Mexico. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in San Antonio Texas
Total precipitation in December in San Antonio Texas over the years
Daily UV index in December in San Antonio Texas
This chart shows the average daily UV index in December in San Antonio Texas, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in San Antonio Texas
Have you been to San Antonio Texas in December?
Share your weather experience in December in San Antonio Texas.
Average weather in San Antonio Texas by month
Click on a month below to see detailed weather info for San Antonio Texas. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.