432  
CDUS45 KBYZ 120940  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
340 AM MDT SAT APR 12 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR APRIL 11 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 81R 1245 PM 80 1949 56 25 62  
2003  
2023  
MINIMUM 49 125 AM 6 1940 34 15 31  
AVERAGE 65 45 20 47  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.87 1993 0.06 -0.06 0.00  
MONTH TO DATE 0.70 0.61 0.09 0.88  
SINCE OCT 1 5.82 5.17 0.65 5.05  
SINCE JAN 1 4.52 2.63 1.89 2.66  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.4 1991 0.3 -0.3 0.0  
MONTH TO DATE 2.4 3.5 -1.1 4.3  
SINCE MAR 1 9.7 11.7 -2.0 9.1  
SINCE JUL 1 57.7 52.5 5.2 34.9  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 20 -20 18  
MONTH TO DATE 193 235 -42 194  
SINCE MAR 1 882 1074 -192 1062  
SINCE JUL 1 5645 6009 -364 5437  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 9.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 40 1100 PM  
LOWEST 13 200 PM  
AVERAGE 27  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 80 1976  
MINIMUM TEMPERATURE (F) 34 5 1997  
 
SUNRISE AND SUNSET  
APRIL 12 2025.........SUNRISE 633 AM MDT SUNSET 757 PM MDT  
APRIL 13 2025.........SUNRISE 631 AM MDT SUNSET 759 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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