521  
CDUS45 KPSR 190828  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
128 AM MST TUE AUG 19 2025  
   
...............................
 
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR AUGUST 18 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 107 353 PM 115 2020 105 2 102  
MINIMUM 85 644 AM 62 1918 84 1 79  
AVERAGE 96 94 2 91  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.73 1966 0.03 -0.03 0.10  
MONTH TO DATE T 0.55 -0.55 0.11  
SINCE OCT 1 1.63 6.27 -4.64 5.48  
SINCE JAN 1 1.63 4.40 -2.77 4.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JAN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 31 29 2 26  
MONTH TO DATE 627 537 90 627  
SINCE JUN 1 2485 2274 211 2717  
SINCE JAN 1 3581 3184 397 3706    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 27 700 AM  
LOWEST 9 1100 AM  
AVERAGE 18  
   
......................................................
 
 
THE PHOENIX AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 105 115 2020  
MINIMUM TEMPERATURE (F) 84 63 1918  
 
SUNRISE AND SUNSET  
AUGUST 19 2025........SUNRISE 554 AM MST SUNSET 709 PM MST  
AUGUST 20 2025........SUNRISE 554 AM MST SUNSET 708 PM MST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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