116  
CDUS45 KPSR 180816  
CLIPHX  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE PHOENIX AZ  
116 AM MST SUN MAY 18 2025  
   
...............................  
 
   
..THE PHOENIX AZ CLIMATE SUMMARY FOR MAY 17 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 95 250 PM 108 1970 95 0 102  
MINIMUM 70 523 AM 49 1943 70 0 75  
AVERAGE 83 82 1 89  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.09 1949 0.00 0.00 0.00  
MONTH TO DATE T 0.07 -0.07 0.01  
SINCE OCT 1 1.02 4.73 -3.71 4.98  
SINCE JAN 1 1.02 2.86 -1.84 3.80  
 
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 MAR 1 63 79 -16 68  
SINCE JUL 1 519 873 -354 648  
 
COOLING  
YESTERDAY 18 17 1 24  
MONTH TO DATE 272 249 23 284  
SINCE MAR 1 725 613 112 640  
SINCE JAN 1 787 631 156 682    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.8  
 
SKY COVER  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 25 500 AM  
LOWEST 7 500 PM  
AVERAGE 16  
   
......................................................  
 
THE PHOENIX AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 95 107 1970  
MINIMUM TEMPERATURE (F) 70 44 1903  
 
SUNRISE AND SUNSET  
MAY 18 2025...........SUNRISE 526 AM MST SUNSET 724 PM MST  
MAY 19 2025...........SUNRISE 525 AM MST SUNSET 725 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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