116  
CDUS45 KPSR 220811  
CLIIPL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
111 AM MST MON SEP 22 2025  
   
...............................
 
 
   
..THE IMPERIAL CA CLIMATE SUMMARY FOR SEPTEMBER 21 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 91 226 PM 111 1949 100 -9 MM  
MINIMUM 78 1159 PM 54 1978 70 8 MM  
AVERAGE 85 85 0 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 20 20 0 MM  
MONTH TO DATE 497 502 -5 MM  
SINCE SEP 1 497 502 -5 MM  
SINCE JAN 1 3014 3615 -601 2551    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 4.1  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60  
LOWEST 24  
AVERAGE 42  
   
......................................................
 
 
THE IMPERIAL CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 100 112 1949  
1966  
MINIMUM TEMPERATURE (F) 70 54 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 22 2025.....SUNRISE 631 AM PDT SUNSET 638 PM PDT  
SEPTEMBER 23 2025.....SUNRISE 631 AM PDT SUNSET 637 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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