569  
CDUS45 KBYZ 100940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT WED MAY 10 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 9 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 71 351 PM 86 1987 64 7 55  
MINIMUM 44 1135 PM 27 1996 41 3 36  
2002  
AVERAGE 58 53 5 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.08 2011 0.06 -0.06 0.05  
MONTH TO DATE 1.07 0.53 0.54 0.28  
SINCE OCT 1 6.55 6.81 -0.26 7.49  
SINCE JAN 1 4.50 4.27 0.23 4.73  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.7 1986 0.0 0.0 T  
MONTH TO DATE T 0.5 -0.5 T  
SINCE MAR 1 18.6 16.2 2.4 21.5  
SINCE JUL 1 56.1 57.0 -0.9 62.8  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 12 -5 19  
MONTH TO DATE 59 123 -64 110  
SINCE MAR 1 1785 1539 246 1667  
SINCE JUL 1 6858 6474 384 6227  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE MAR 1 1 1 0 0  
SINCE JAN 1 1 1 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 31 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 38 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 7.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 71 1100 PM  
LOWEST 33 100 PM  
AVERAGE 52  
   
......................................................
 
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 85 1940  
MINIMUM TEMPERATURE (F) 42 25 1967  
 
SUNRISE AND SUNSET  
MAY 10 2023...........SUNRISE 549 AM MDT SUNSET 833 PM MDT  
MAY 11 2023...........SUNRISE 548 AM MDT SUNSET 834 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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