446  
CDUS45 KBOU 160734  
CLIDEN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
133 AM MDT WED SEP 16 2020  
 
   
...............................
 
 
   
..THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 15 2020
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 89 116 PM 94 2018 79 10 90  
MINIMUM 58 446 AM 32 1912 49 9 56  
1903  
1889  
AVERAGE 74 64 10 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.89 1958 0.03 -0.03 0.00  
MONTH TO DATE 0.90 0.50 0.40 0.40  
SINCE SEP 1 0.90 0.50 0.40 0.40  
SINCE JAN 1 7.38 11.86 -4.48 12.98  
 
SNOWFALL (IN)  
YESTERDAY 0.0  
MONTH TO DATE 1.0  
SINCE SEP 1 1.0  
SINCE JUL 1 1.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 4 -4 0  
MONTH TO DATE 88 33 55 5  
SINCE SEP 1 88 33 55 5  
SINCE JUL 1 89 49 40 5  
 
COOLING  
YESTERDAY 9 2 7 8  
MONTH TO DATE 81 56 25 119  
SINCE SEP 1 81 56 25 119  
SINCE JAN 1 1079 744 335 876    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 40 300 AM  
LOWEST 9 100 PM  
AVERAGE 25  
   
......................................................
 
 
 
THE DENVER CO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 95 2000  
MINIMUM TEMPERATURE (F) 48 30 1965  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 16 2020.....SUNRISE 641 AM MDT SUNSET 705 PM MDT  
SEPTEMBER 17 2020.....SUNRISE 642 AM MDT SUNSET 703 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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