169  
CDUS45 KBOU 300732  
CLIDEN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
132 AM MDT TUE SEP 30 2025  
   
...............................
 
 
   
..THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 29 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 76 120 PM 92 1892 74 2 92  
2024  
MINIMUM 47 530 AM 17 1985 45 2 61  
AVERAGE 62 59 3 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 1.01 2014 0.05 -0.01 0.00  
MONTH TO DATE 1.76 1.30 0.46 1.24  
SINCE OCT 1 16.99 14.43 2.56 12.81  
SINCE JAN 1 14.86 12.45 2.41 11.99  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 0.0  
SINCE SEP 1 0.0  
SINCE JUL 1 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 3 7 -4 0  
MONTH TO DATE 60 98 -38 19  
SINCE SEP 1 60 98 -38 19  
SINCE JUL 1 60 111 -51 22  
 
COOLING  
YESTERDAY 0 1 -1 12  
MONTH TO DATE 61 101 -40 176  
SINCE SEP 1 61 101 -40 176  
SINCE JAN 1 838 844 -6 1134    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 400 PM  
LOWEST 33 100 PM  
AVERAGE 60  
   
......................................................
 
 
THE DENVER CO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 2023  
MINIMUM TEMPERATURE (F) 44 25 1985  
 
SUNRISE AND SUNSET  
SEPTEMBER 30 2025.....SUNRISE 654 AM MDT SUNSET 642 PM MDT  
OCTOBER 1 2025.......SUNRISE 655 AM MDT SUNSET 640 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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