670  
CDUS45 KPSR 220026  
CLIIPL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
526 PM MST SUN SEP 21 2025  
   
...............................  
 
   
..THE IMPERIAL CA CLIMATE SUMMARY FOR SEPTEMBER 21 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 91 226 PM 111 1949 100 -9 MM  
MINIMUM 80 632 AM 54 1978 70 10 MM  
AVERAGE 86 85 1 MM  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 21 20 1 MM  
MONTH TO DATE 498 502 -4 MM  
SINCE SEP 1 498 502 -4 MM  
SINCE JAN 1 3015 3615 -600 2551    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 4.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 40  
LOWEST 24  
AVERAGE 32  
   
......................................................  
 
THE IMPERIAL CA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 100 112 1949  
1966  
MINIMUM TEMPERATURE (F) 70 54 1929  
 
SUNRISE AND SUNSET  
SEPTEMBER 21 2025.....SUNRISE 630 AM PDT SUNSET 640 PM PDT  
SEPTEMBER 22 2025.....SUNRISE 631 AM PDT SUNSET 638 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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