396  
CDUS45 KPSR 210818  
CLIIPL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
118 AM MST THU AUG 21 2025  
   
...............................
 
 
   
..THE IMPERIAL CA CLIMATE SUMMARY FOR AUGUST 20 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 113 433 PM 114 1969 108 5 MM  
MINIMUM 80 512 AM 66 1959 79 1 MM  
AVERAGE 97 94 3 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 32 28 4 MM  
MONTH TO DATE 615 579 36 134  
SINCE JUN 1 1874 2106 -232 1869  
SINCE JAN 1 2211 2807 -596 2551    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 3.4  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 26  
LOWEST 9  
AVERAGE 18  
   
......................................................
 
 
THE IMPERIAL CA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 108 117 1969  
MINIMUM TEMPERATURE (F) 79 67 1954  
1989  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 610 AM PDT SUNSET 720 PM PDT  
AUGUST 22 2025........SUNRISE 611 AM PDT SUNSET 719 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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