816  
CDUS45 KBOU 130731  
CLIDEN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DENVER/BOULDER CO  
131 AM MDT SUN SEP 13 2020  
 
   
...............................
 
 
   
..THE DENVER CO CLIMATE SUMMARY FOR SEPTEMBER 12 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 81 348 PM 94 1911 80 1 76  
MINIMUM 47 500 AM 31 1902 50 -3 48  
AVERAGE 64 65 -1 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.11 2013 0.04 -0.04 0.00  
MONTH TO DATE 0.90 0.41 0.49 0.40  
SINCE SEP 1 0.90 0.41 0.49 0.40  
SINCE JAN 1 7.38 11.77 -4.39 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 1 3 -2 3  
MONTH TO DATE 88 23 65 3  
SINCE SEP 1 88 23 65 3  
SINCE JUL 1 89 39 50 3  
 
COOLING  
YESTERDAY 0 3 -3 0  
MONTH TO DATE 62 48 14 105  
SINCE SEP 1 62 48 14 105  
SINCE JAN 1 1060 736 324 862    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 9.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 400 AM  
LOWEST 16 100 PM  
AVERAGE 39  
   
......................................................
 
 
 
THE DENVER CO CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 96 2018  
1990  
1895  
MINIMUM TEMPERATURE (F) 49 33 1993  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 13 2020.....SUNRISE 638 AM MDT SUNSET 710 PM MDT  
SEPTEMBER 14 2020.....SUNRISE 639 AM MDT SUNSET 708 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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