WEATHER RECAP: January 2025 by the numbers in San Antonio Records for the Alamo City date back to the mid-1880s
January 2025 was a cooler and drier than average month in San Antonio.
KEY POINTS January 2025 was a cooler, drier than average month in the Alamo City
This comes as drought continues to expand across South Central Texas
Records for the Alamo City date back to the mid-1880s
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JANUARY TEMPERATURES Coolest morning low: 24 degrees on Jan. 22
Hottest afternoon high: 77 degrees on Jan. 5
Average monthly temperature: 48.5
January 2025’s average monthly temperature of 48.5 degrees rang in 3.7 degrees below average.
Of the 31 days, 19 were considered cooler than average, one was considered average, and 11 were considered warmer than average.
JANUARY PRECIPITATION Monthly rainfall total: 1.14 inches
Highest daily rainfall total: 0.82 inches on Jan. 9
Number of days with measurable rainfall: 7 days
Monthly snowfall total: 0.10 inches
January’s average rainfall total in San Antonio is 1.96 inches. By the time all was said and done, January 2025 measured in drier than average with a grand total of 1.14 inches at San Antonio International Airport.
While it wasn’t much, the Alamo City saw a tenth of an inch of snow on Jan. 21. This event ended up marking the first measurable snowfall in San Antonio
>>> READ: San Antonio’s climate site explained: Why are official weather reports taken at SA International Airport?
This lack of rainfall continues to lead to an expansion of drought. Here’s the latest drought monitor update as of Jan. 28, 2025:
Drought continues to expand across South Central Texas. LOOKING AHEAD TO FEBRUARY On average, February is typically San Antonio’s driest month in a given calendar year with an average monthly rainfall total of 1.74 inches.
While the average high temperature at the beginning of the month is 65 degrees, the average high at the end of the month climbs to 70 degrees.
The average low temperature at the beginning of the month is 43 degrees, while the average low at the end of the month warms to 48 degrees.
Climatology in San Antonio for the month of February. We’ll keep you posted. More updates to come!
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