433  
CDUS45 KTWC 160045  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
545 PM MST THU MAY 15 2025  
   
...............................  
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR MAY 15 2025  
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 86 423 PM 105 2022 91 -5 91  
MINIMUM 55 522 AM 43 1933 62 -7 65  
AVERAGE 71 76 -5 78  
 
PRECIPITATION (IN)  
TODAY 0.00 1.34 1931 0.01 -0.01 0.00  
MONTH TO DATE 0.03 0.09 -0.06 0.00  
SINCE OCT 1 0.99 4.76 -3.77 7.23  
SINCE JAN 1 0.56 2.57 -2.01 5.29  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 5 0 5 0  
SINCE MAR 1 178 182 -4 217  
SINCE JUL 1 1030 1327 -297 1156  
 
COOLING  
TODAY 6 11 -5 13  
MONTH TO DATE 154 139 15 141  
SINCE MAR 1 405 318 87 281  
SINCE JAN 1 416 324 92 290    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 5.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 23 500 AM  
LOWEST 8 300 PM  
AVERAGE 16  
   
......................................................  
 
THE TUCSON AZ CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 92 106 1934  
MINIMUM TEMPERATURE (F) 62 44 1911  
 
SUNRISE AND SUNSET  
MAY 15 2025...........SUNRISE 526 AM MST SUNSET 715 PM MST  
MAY 16 2025...........SUNRISE 525 AM MST SUNSET 715 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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