041  
CDUS45 KPSR 280831  
CLIIPL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
131 AM MST SUN SEP 28 2025  
   
...............................  
 
   
..THE IMPERIAL CA CLIMATE SUMMARY FOR SEPTEMBER 27 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 88 1146 AM 111 2009 98 -10 MM  
MINIMUM 74 1159 PM 54 1934 68 6 MM  
AVERAGE 81 83 -2 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 16 18 -2 MM  
MONTH TO DATE 625 616 9 MM  
SINCE SEP 1 625 616 9 MM  
SINCE JAN 1 3142 3729 -587 2551    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66  
LOWEST 39  
AVERAGE 53  
   
......................................................  
 
THE IMPERIAL CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 98 109 1963  
2009  
MINIMUM TEMPERATURE (F) 67 52 1936  
 
SUNRISE AND SUNSET  
SEPTEMBER 28 2025.....SUNRISE 635 AM PDT SUNSET 630 PM PDT  
SEPTEMBER 29 2025.....SUNRISE 635 AM PDT SUNSET 629 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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