818
CDUS44 KBRO 212131
CLIHRL
CLIMATE REPORT
NATIONAL WEATHER SERVICE BROWNSVILLE, TX
431 PM CDT MON SEP 21 2026
...............................
...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1912 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 100 108 PM 106 1947 91 9 93
MINIMUM 73 458 AM 59 1938 72 1 74
AVERAGE 87 82 5 84
PRECIPITATION (IN)
TODAY 0.00 4.81 1967 0.17 -0.17 0.41
MONTH TO DATE 0.05 3.93 -3.88 2.93
SINCE SEP 1 0.05 3.93 -3.88 2.93
SINCE JAN 1 14.45 16.92 -2.47 32.17
SNOWFALL (IN)
TODAY 0.0
MONTH TO DATE 0.0
SINCE SEP 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 SEP 1 0 0 0 0
SINCE JUL 1 0 0 0 0
COOLING
TODAY 22 16 6 19
MONTH TO DATE 508 378 130 409
SINCE SEP 1 508 378 130 409
SINCE JAN 1 3922 3468 454 3607
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (100)
AVERAGE WIND SPEED 5.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96
LOWEST 42
AVERAGE 69
......................................................
THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 91 100 1931
1953
MINIMUM TEMPERATURE (F) 72 56 1913
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 719 AM CDT SUNSET 728 PM CDT
SEPTEMBER 22 2026.....SUNRISE 719 AM CDT SUNSET 727 PM CDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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