102  
CDUS45 KPSR 180821  
CLIIPL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
121 AM MST THU SEP 18 2025  
   
...............................
 
 
   
..THE IMPERIAL CA CLIMATE SUMMARY FOR SEPTEMBER 17 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1925 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 101 204 PM 112 1962 102 -1 MM  
MINIMUM 83 1147 PM 57 2006 72 11 MM  
AVERAGE 92 87 5 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE SEP 1 0 0 0 MM  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 27 22 5 MM  
MONTH TO DATE 415 418 -3 MM  
SINCE SEP 1 415 418 -3 MM  
SINCE JAN 1 2932 3531 -599 2551    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.5  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80  
LOWEST 33  
AVERAGE 57  
   
......................................................
 
 
THE IMPERIAL CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 102 112 1928  
MINIMUM TEMPERATURE (F) 72 57 1993  
 
SUNRISE AND SUNSET  
SEPTEMBER 18 2025.....SUNRISE 628 AM PDT SUNSET 644 PM PDT  
SEPTEMBER 19 2025.....SUNRISE 629 AM PDT SUNSET 642 PM PDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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