157  
CDUS45 KBOU 091232  
CLIDEN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
632 AM MDT TUE SEP 09 2025  
   
...............................
 
 
   
..THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 9 2025
 
 
VALID AS OF 0600 AM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 66 1207 AM 96 2021 83 -17 92  
MINIMUM 60 322 AM 31 1962 53 7 60  
2020  
AVERAGE 63 68 -5 76  
 
PRECIPITATION (IN)  
TODAY 0.00 1.30 1969 0.05 -0.05  
MONTH TO DATE T 0.40 -0.40  
SINCE JAN 1 13.10 11.55 1.55  
   
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.9  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 48 200 AM  
LOWEST 41 400 AM  
AVERAGE 45  
   
......................................................
 
 
THE DENVER CO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 99 2021  
MINIMUM TEMPERATURE (F) 52 35 1878  
1898  
2020  
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2025.....SUNRISE 634 AM MDT SUNSET 717 PM MDT  
SEPTEMBER 10 2025.....SUNRISE 635 AM MDT SUNSET 715 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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