339  
CDUS44 KHGX 212130  
CLIIAH  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX  
430 PM CDT THU MAY 21 2026  
   
...............................
 
 
   
..THE HOUSTON INTERCONTINENTAL CLIMATE SUMMARY FOR MAY 21 2026
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1889 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 81 2:59 PM 96 2005 88 -7 89  
MINIMUM 71 6:38 AM 53 1892 69 2 76  
AVERAGE 76 79 -3 83  
 
PRECIPITATION (IN)  
TODAY T 5.45 1945 0.18 -0.18  
MONTH TO DATE 6.59 3.21 3.38  
SINCE MAR 1 15.47 10.63 4.84  
SINCE JAN 1 20.01 17.36 2.65  
 
SNOWFALL (IN)  
TODAY 0.0  
MONTH TO DATE 0.0  
SINCE MAR 1 0.0  
SINCE JUL 1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 4 0 4 0  
SINCE MAR 1 64 153 -89 71  
SINCE JUL 1 855 1264 -409 977  
 
COOLING  
TODAY 11 14 -3 18  
MONTH TO DATE 228 235 -7 310  
SINCE MAR 1 719 499 220 789  
SINCE JAN 1 846 548 298 874    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 5.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97  
LOWEST 67  
AVERAGE 82  
   
......................................................
 
 
THE HOUSTON INTERCONTINENTAL CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 89 96 1996  
2005  
MINIMUM TEMPERATURE (F) 69 48 1892  
 
SUNRISE AND SUNSET  
MAY 21 2026...........SUNRISE 6:25 AM CDT SUNSET 8:12 PM CDT  
MAY 22 2026...........SUNRISE 6:24 AM CDT SUNSET 8:12 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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