047  
CDUS45 KPSR 120815  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
115 AM MST FRI SEP 12 2025  
   
...............................
 
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR SEPTEMBER 11 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 104 242 PM 112 1990 102 2 109  
MINIMUM 82 633 AM 58 1912 80 2 82  
AVERAGE 93 91 2 96  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.08 1939 0.02 -0.02 0.00  
MONTH TO DATE 0.18 0.25 -0.07 0.00  
SINCE OCT 1 2.15 6.90 -4.75 5.72  
SINCE JAN 1 2.15 5.03 -2.88 4.54  
 
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 SEP 1 0 0 0 0  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 28 26 2 31  
MONTH TO DATE 316 298 18 372  
SINCE SEP 1 316 298 18 372  
SINCE JAN 1 4308 3855 453 4504    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 7.9  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 39 1100 AM  
LOWEST 24 300 PM  
AVERAGE 32  
   
......................................................
 
 
THE PHOENIX AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 102 110 1971  
2001  
2017  
MINIMUM TEMPERATURE (F) 80 58 1916  
1920  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2025.....SUNRISE 610 AM MST SUNSET 638 PM MST  
SEPTEMBER 13 2025.....SUNRISE 610 AM MST SUNSET 637 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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