Climatological Report (Daily)
Issued by NWS Austin/San Antonio, TX
Issued by NWS Austin/San Antonio, TX
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CDUS44 KEWX 212234
CLISAT
CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO
534 PM CDT THU AUG 21 2025
...................................
...THE SAN ANTONIO CLIMATE SUMMARY FOR AUGUST 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1886 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
TODAY
MAXIMUM 90 12:03 PM 108 2024 96 -6 108
MINIMUM 76 5:21 AM 64 1940 75 1 81
AVERAGE 83 85 -2 95
PRECIPITATION (IN)
TODAY 0.00 1.09 1919 0.08 -0.08 0.00
MONTH TO DATE 0.06 1.17 -1.11 0.03
SINCE JUN 1 8.72 6.86 1.86 6.98
SINCE JAN 1 20.31 19.69 0.62 19.48
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE 0.0
SINCE JUN 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 18 20 -2 30
MONTH TO DATE 484 438 46 522
SINCE JUN 1 1676 1578 98 1810
SINCE JAN 1 2713 2203 510 2712
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION N (20)
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NE (30)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74 7:00 AM
LOWEST 52 11:00 AM
AVERAGE 63
..........................................................
THE SAN ANTONIO CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 96 106 2024
MINIMUM TEMPERATURE (F) 75 63 1946
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 7:05 AM CDT SUNSET 8:08 PM CDT
AUGUST 22 2025........SUNRISE 7:06 AM CDT SUNSET 8:07 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$