388  
CDUS45 KBYZ 210945  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
345 AM MDT MON AUG 21 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR AUGUST 20 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 61 526 PM 98 1971 85 -24 91  
MINIMUM 53 351 AM 44 1938 57 -4 58  
1950  
1956  
AVERAGE 57 71 -14 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.90 1965 0.02 0.11 0.00  
MONTH TO DATE 0.98 0.55 0.43 0.41  
SINCE OCT 1 16.24 12.63 3.61 14.76  
SINCE JAN 1 14.19 10.09 4.10 12.00  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1990 0.0 0.0 0.0  
MONTH TO DATE T 0.0 0.0 0.0  
SINCE JUN 1 T 0.0 0.0 T  
SINCE JUL 1 T 0.0 0.0 T  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 1 7 0  
MONTH TO DATE 8 5 3 6  
SINCE JUN 1 86 107 -21 92  
SINCE JUL 1 16 17 -1 6  
 
COOLING  
YESTERDAY 0 7 -7 10  
MONTH TO DATE 170 171 -1 251  
SINCE JUN 1 497 521 -24 669  
SINCE JAN 1 525 536 -11 673    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 6.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1000 PM  
LOWEST 87 100 PM  
AVERAGE 94  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 85 101 2010  
MINIMUM TEMPERATURE (F) 56 42 1945  
 
SUNRISE AND SUNSET  
AUGUST 21 2023........SUNRISE 621 AM MDT SUNSET 812 PM MDT  
AUGUST 22 2023........SUNRISE 623 AM MDT SUNSET 811 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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