395  
CDUS45 KPSR 210818  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
118 AM MST THU AUG 21 2025  
   
...............................  
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR AUGUST 20 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 112 523 PM 113 2019 105 7 112  
MINIMUM 89 454 AM 58 1917 83 6 92  
AVERAGE 101 94 7 102  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.59 1995 0.03 -0.03 0.00  
MONTH TO DATE T 0.61 -0.61 0.11  
SINCE OCT 1 1.63 6.33 -4.70 5.48  
SINCE JAN 1 1.63 4.46 -2.83 4.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE JAN 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
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 36 29 7 37  
MONTH TO DATE 696 595 101 699  
SINCE JUN 1 2554 2332 222 2789  
SINCE JAN 1 3650 3242 408 3778    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 37 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 4.8  
 
SKY COVER  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
SANDSTORM  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 29 500 AM  
LOWEST 15 500 PM  
AVERAGE 22  
   
......................................................  
 
THE PHOENIX AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 105 114 2019  
MINIMUM TEMPERATURE (F) 83 62 1916  
 
SUNRISE AND SUNSET  
AUGUST 21 2025........SUNRISE 555 AM MST SUNSET 707 PM MST  
AUGUST 22 2025........SUNRISE 556 AM MST SUNSET 705 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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