Climatological Report (Monthly)
Issued by NWS
Issued by NWS
517
CXUS54 KHGX 011408
CLMIAH
CLIMATE REPORT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
908 AM CDT THU OCT 01 2026
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...THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2026...
CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1889 TO 2026
WEATHER OBSERVED NORMAL DEPART LAST YEAR`S
VALUE DATE(S) VALUE FROM VALUE DATE(S)
NORMAL
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TEMPERATURE (F)
RECORD
HIGH 109 09/04/2000
LOW 45 09/27/1942
HIGHEST 99 09/12 89 10 98 09/04
09/22
09/23
LOWEST 69 09/26 69 0 63 09/28
AVG. MAXIMUM 94.4 90.4 4.0 92.3
AVG. MINIMUM 75.1 70.6 4.5 71.0
MEAN 84.8 80.5 4.3 81.7
DAYS MAX >= 90 27 18.3 8.7 26
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)
RECORD
MAXIMUM 14.95 2019
TOTALS 0.91 4.71 -3.80
DAILY AVG. 0.03 0.16 -0.13 0.04
DAYS >= .01 5 8.4 -3.4 4
DAYS >= .10 2 5.8 -3.8 4
DAYS >= .50 1 2.6 -1.6 1
DAYS >= 1.00 0 1.2 -1.2 0
GREATEST
24 HR. TOTAL 0.67 09/09 TO 09/09 0.65 09/07 TO 09/07
SNOWFALL (INCHES)
RECORDS
TOTAL 0.0 2002
TOTALS 0.0
SINCE 7/1 0.0
LIQUID 7/1 0.00
DAYS >= TRACE 0
GREATEST
24 HR TOTAL MM
DEGREE DAYS
HEATING TOTAL 0 0 0 0
SINCE 7/1 0 0 0 MM
COOLING TOTAL 603 465 138 507
SINCE 1/1 3523 2950 573 MM
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WIND (MPH)
AVERAGE WIND SPEED 6.0
HIGHEST WIND SPEED/DIRECTION 30/150 DATE 09/11
HIGHEST GUST SPEED/DIRECTION 37/150 DATE 09/11
SKY COVER
AVERAGE SKY COVER 0.51
AVERAGE RH (PERCENT) 73
WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM 10 MIXED PRECIP 0
HEAVY RAIN 1 RAIN 1
LIGHT RAIN 10 FREEZING RAIN 0
LT FREEZING RAIN 0 HAIL 0
HEAVY SNOW 0 SNOW 0
LIGHT SNOW 0 SLEET 0
FOG 4 FOG W/VIS <= 1/4 MILE 0
HAZE 0
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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