957  
CDUS45 KBYZ 171740  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1140 AM MDT WED MAY 17 2023  
   
...............................
 
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 17 2023
 
 
VALID AS OF 1100 AM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 63 1246 AM 93 1948 67 -4 73  
MINIMUM 50 959 AM 32 1942 44 6 51  
AVERAGE 57 56 1 62  
 
PRECIPITATION (IN)  
TODAY 0.02 1.32 1978 0.08 -0.06 0.00  
MONTH TO DATE 1.48 1.15 0.33 1.11  
SINCE OCT 1 6.96 7.43 -0.47 8.32  
SINCE JAN 1 4.91 4.89 0.02 5.56  
 
SNOWFALL (IN)  
TODAY MM T 1996 0.0 MM 0.0  
2019  
MONTH TO DATE T 0.7 -0.7 T  
SINCE MAR 1 18.6 16.4 2.2 21.5  
SINCE JUL 1 56.1 57.2 -1.1 62.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 8 10 -2 3  
MONTH TO DATE 129 210 -81 203  
SINCE MAR 1 1855 1626 229 1760  
SINCE JUL 1 6928 6561 367 6320  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 5 0 5 0  
SINCE MAR 1 5 1 4 0  
SINCE JAN 1 5 1 4 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 10.3  
 
SKY COVER  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1000 AM  
LOWEST 56 1200 AM  
AVERAGE 73  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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