243  
CDUS45 KBOU 182347  
CLIDEN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER  
547 PM MDT SAT OCT 18 2025  
   
...............................  
 
   
..THE DENVER CO CLIMATE SUMMARY FOR OCTOBER 18 2025  
 
VALID TODAY AS OF 0500 PM 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 63 1001 AM 84 1958 64 -1 57  
2003  
2009  
MINIMUM 46 147 AM 19 1916 36 10 41  
AVERAGE 55 50 5 49  
 
PRECIPITATION (IN)  
TODAY 0.00 1.58 1960 0.03 -0.03 0.09  
MONTH TO DATE 0.08 0.62 -0.54 0.09  
SINCE OCT 1 0.08 0.62 -0.54 0.09  
SINCE JAN 1 14.94 13.12 1.82 12.08  
 
DEGREE DAYS  
HEATING  
TODAY 10 15 -5 16  
MONTH TO DATE 132 207 -75 54  
SINCE SEP 1 193 312 -119 73  
SINCE JUL 1 193 325 -132 76  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 10 4 6 20  
SINCE SEP 1 71 103 -32 197  
SINCE JAN 1 848 846 2 1155    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 36 HIGHEST WIND DIRECTION N (10)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 14.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 50 1100 AM  
LOWEST 22 1000 AM  
AVERAGE 36  
   
......................................................  
 
THE DENVER CO CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 86 2003  
MINIMUM TEMPERATURE (F) 36 18 1916  
 
SUNRISE AND SUNSET  
OCTOBER 18 2025.......SUNRISE 713 AM MDT SUNSET 614 PM MDT  
OCTOBER 19 2025.......SUNRISE 714 AM MDT SUNSET 613 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab CO Page
Main Text Page