150  
CDUS45 KTWC 180733  
CLITUS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE TUCSON AZ  
1233 AM MST FRI AUG 18 2023  
   
...............................
 
 
   
..THE TUCSON AZ CLIMATE SUMMARY FOR AUGUST 17 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 107 106 PM 109 2020 99 8 101  
MINIMUM 74 1159 PM 60 1938 75 -1 74  
AVERAGE 91 87 4 88  
 
PRECIPITATION (IN)  
YESTERDAY 0.26 1.27 1955 0.06 0.20 0.01  
MONTH TO DATE 0.32 1.15 -0.83 0.72  
SINCE OCT 1 7.66 8.46 -0.80 4.06  
SINCE JAN 1 5.86 6.27 -0.41 2.70  
 
SNOWFALL (IN)  
YESTERDAY MM  
MONTH TO DATE MM  
SINCE JUL 1 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 26 22 4 23  
MONTH TO DATE 452 374 78 375  
SINCE JUN 1 1958 1729 229 1888  
SINCE JAN 1 2540 2284 256 2606    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 1100 PM  
LOWEST 19 1200 PM  
AVERAGE 48  
   
......................................................
 
 
THE TUCSON AZ CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 99 108 2020  
MINIMUM TEMPERATURE (F) 75 61 1918  
 
SUNRISE AND SUNSET  
AUGUST 18 2023........SUNRISE 550 AM MST SUNSET 705 PM MST  
AUGUST 19 2023........SUNRISE 551 AM MST SUNSET 704 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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