


Climatological Report (Monthly)
Issued by NWS Brownsville, TX
Issued by NWS Brownsville, TX
338 CXUS54 KBRO 010931 CLMHRL CLIMATE REPORT NATIONAL WEATHER SERVICE BROWNSVILLE, TX 431 AM CDT WED OCT 01 2025 ................................... ...THE HARLINGEN CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2025... CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1912 TO 2025 WEATHER OBSERVED NORMAL DEPART LAST YEAR`S VALUE DATE(S) VALUE FROM VALUE DATE(S) NORMAL ................................................................ TEMPERATURE (F) HIGHEST 101 09/04 97 4 98 09/01 LOWEST 65 09/28 63 2 67 09/27 09/30 AVG. MAXIMUM 93.9 92.2 1.7 91.5 AVG. MINIMUM 73.1 72.5 0.6 73.6 MEAN 83.5 82.3 1.2 82.6 DAYS MAX >= 90 28 22.1 5.9 23 DAYS MAX <= 32 0 0.0 0.0 0 DAYS MIN <= 32 0 0.0 0.0 0 DAYS MIN <= 0 0 0.0 0.0 0 PRECIPITATION (INCHES) TOTALS 3.21 5.31 -2.10 8.10 DAILY AVG. 0.11 0.18 -0.07 0.27 DAYS >= .01 14 11.1 2.9 11 DAYS >= .10 8 7.1 0.9 DAYS >= .50 2 3.2 -1.2 DAYS >= 1.00 0 1.5 -1.5 GREATEST 24 HR. TOTAL 0.63 09/19 TO 09/19 STORM TOTAL 0.63 (MM/DD(HH)) SNOWFALL (INCHES) TOTALS 0.0 MM MM 0.0 SINCE 7/1 0.0 MM MM MM DEGREE DAYS HEATING TOTAL 0 0 0 0 SINCE 7/1 0 0 0 MM COOLING TOTAL 564 520 44 535 SINCE 1/1 3762 3610 152 MM ................................................................ WIND (MPH) AVERAGE WIND SPEED 7.7 HIGHEST WIND SPEED/DIRECTION 28/160 DATE 09/22 28/020 09/26 HIGHEST GUST SPEED/DIRECTION 46/180 DATE 09/05 SKY COVER POSSIBLE SUNSHINE (PERCENT) MM AVERAGE SKY COVER 0.21 NUMBER OF DAYS FAIR 25 NUMBER OF DAYS PC 5 NUMBER OF DAYS CLOUDY 0 AVERAGE RH (PERCENT) 74 WEATHER CONDITIONS. NUMBER OF DAYS WITH THUNDERSTORM 9 MIXED PRECIP 0 HEAVY RAIN 7 RAIN 4 LIGHT RAIN 19 FREEZING RAIN 0 LT FREEZING RAIN 0 HAIL 0 HEAVY SNOW 0 SNOW 0 LIGHT SNOW 0 SLEET 0 FOG 13 FOG W/VIS <= 1/4 MILE 0 HAZE 3 - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$