Climatological Report (Daily)
Issued by NWS Brownsville, TX

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271
CDUS44 KBRO 182138
CLIHRL

CLIMATE REPORT
NATIONAL WEATHER SERVICE BROWNSVILLE, TX
438 PM CDT FRI SEP 18 2026

...................................

...THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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         98    242 PM 100    1912  92      6       88
                                      2011
  MINIMUM         78    651 AM  60    1981  72      6       74
  AVERAGE         88                        82      6       81

PRECIPITATION (IN)
  TODAY            0.01          5.05 1984   0.19  -0.18     0.08
  MONTH TO DATE    0.05                      3.39  -3.34     1.89
  SINCE SEP 1      0.05                      3.39  -3.34     1.89
  SINCE JAN 1     14.45                     16.38  -1.93    31.13

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           23                        17      6       16
  MONTH TO DATE  443                       328    115      356
  SINCE SEP 1    443                       328    115      356
  SINCE JAN 1   3857                      3418    439     3554
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (80)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     E (80)
  AVERAGE WIND SPEED     7.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97
 LOWEST     51
 AVERAGE    74

..........................................................


THE HARLINGEN-VALLEY INTL AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   92       101      1957
 MINIMUM TEMPERATURE (F)   72        59      1981


SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE   718 AM CDT   SUNSET   731 PM CDT
SEPTEMBER 19 2026.....SUNRISE   718 AM CDT   SUNSET   730 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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