Climatological Report (Daily)
Issued by NWS Austin/San Antonio, TX
Issued by NWS Austin/San Antonio, TX
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CDUS44 KEWX 210657
CLISAT
CLIMATE REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO
157 AM CDT THU AUG 21 2025
...................................
...THE SAN ANTONIO CLIMATE SUMMARY FOR AUGUST 20 2025...
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)
YESTERDAY
MAXIMUM 99 5:12 PM 107 1909 96 3 105
MINIMUM 73 5:59 AM 65 1940 75 -2 79
AVERAGE 86 85 1 92
PRECIPITATION (IN)
YESTERDAY 0.00 4.51 1886 0.07 -0.07 0.00
MONTH TO DATE 0.06 1.09 -1.03 0.03
SINCE JUN 1 8.72 6.78 1.94 6.98
SINCE JAN 1 20.31 19.61 0.70 19.48
SNOWFALL (IN)
YESTERDAY 0.0
MONTH TO DATE 0.0
SINCE JUN 1 0.0
SINCE JUL 1 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 21 20 1 27
MONTH TO DATE 466 418 48 492
SINCE JUN 1 1658 1558 100 1780
SINCE JAN 1 2695 2183 512 2682
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NE (40)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NE (40)
AVERAGE WIND SPEED 5.6
SKY COVER
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 85 1:00 AM
LOWEST 31 6:00 PM
AVERAGE 58
..........................................................
THE SAN ANTONIO CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 96 108 2024
MINIMUM TEMPERATURE (F) 75 64 1940
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.
$$