524  
CDUS45 KBYZ 300940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT FRI MAY 30 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 29 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 77 438 PM 94 2003 71 6 72  
MINIMUM 48 501 AM 35 1959 48 0 48  
AVERAGE 63 60 3 60  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.27 1964 0.09 -0.09 0.14  
MONTH TO DATE 2.60 2.17 0.43 3.87  
SINCE OCT 1 11.10 8.45 2.65 9.60  
SINCE JAN 1 9.80 5.91 3.89 7.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1982 0.0 0.0 0.0  
MONTH TO DATE T 0.9 -0.9 T  
SINCE MAR 1 16.2 16.6 -0.4 9.2  
SINCE JUL 1 64.2 57.4 6.8 35.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 6 -4 5  
MONTH TO DATE 224 302 -78 333  
SINCE MAR 1 1443 1718 -275 1673  
SINCE JUL 1 6206 6653 -447 6048  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 10 10 0 1  
SINCE MAR 1 10 11 -1 1  
SINCE JAN 1 10 11 -1 1    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 5.1  
 
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 86 400 AM  
LOWEST 31 400 PM  
AVERAGE 59  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 95 1984  
MINIMUM TEMPERATURE (F) 48 36 1982  
 
SUNRISE AND SUNSET  
MAY 30 2025...........SUNRISE 529 AM MDT SUNSET 855 PM MDT  
MAY 31 2025...........SUNRISE 528 AM MDT SUNSET 856 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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