168  
CDUS45 KBYZ 012231  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
431 PM MDT THU MAY 01 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 1 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 61 218 PM 88 1981 61 0 49  
MINIMUM 43 541 AM 17 1954 39 4 35  
AVERAGE 52 50 2 42  
 
PRECIPITATION (IN)  
TODAY T 0.38 1954 0.06 -0.06 0.08  
1997  
MONTH TO DATE T 0.06 -0.06 0.08  
SINCE OCT 1 8.50 6.34 2.16 5.81  
SINCE JAN 1 7.20 3.80 3.40 3.42  
 
SNOWFALL (IN)  
TODAY 0.0 3.1 1954 0.1 -0.1 T  
MONTH TO DATE 0.0 0.1 -0.1 T  
SINCE MAR 1 16.2 15.8 0.4 9.2  
SINCE JUL 1 64.2 56.6 7.6 35.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 13 15 -2 23  
MONTH TO DATE 13 15 -2 23  
SINCE MAR 1 1232 1431 -199 1363  
SINCE JUL 1 5995 6366 -371 5738  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 1 -1 0  
SINCE JAN 1 0 1 -1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 100 AM  
LOWEST 29 200 PM  
AVERAGE 58  
   
......................................................  
 
THE BILLINGS MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 90 1985  
MINIMUM TEMPERATURE (F) 39 14 1954  
 
SUNRISE AND SUNSET  
MAY 1 2025...........SUNRISE 601 AM MDT SUNSET 822 PM MDT  
MAY 2 2025...........SUNRISE 559 AM MDT SUNSET 823 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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