584  
CDUS45 KBYZ 290330  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
930 PM MDT THU MAY 28 2026  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MAY 28 2026  
 
VALID AS OF 0900 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1934 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 87 331 PM 91 1958 71 16 74  
MINIMUM 59 452 AM 27 1947 48 11 56  
AVERAGE 73 59 14 65  
 
PRECIPITATION (IN)  
TODAY 0.00 1.13 2018 0.08 -0.08 0.13  
MONTH TO DATE 0.54 2.08 -1.54 2.60  
SINCE OCT 1 6.76 8.36 -1.60 11.10  
SINCE JAN 1 2.88 5.82 -2.94 9.80  
 
SNOWFALL (IN)  
TODAY MM T 1989 0.0 MM 0.0  
MONTH TO DATE T 0.9 -0.9 T  
SINCE MAR 1 16.6 16.6 0.0 16.2  
SINCE JUL 1 40.9 57.4 -16.5 64.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 6 -6 0  
MONTH TO DATE 217 296 -79 222  
SINCE MAR 1 1423 1712 -289 1441  
SINCE JUL 1 5247 6647 -1400 6204  
 
COOLING  
TODAY 8 1 7 0  
MONTH TO DATE 43 9 34 10  
SINCE MAR 1 45 10 35 10  
SINCE JAN 1 45 10 35 10    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION S (160)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 400 AM  
LOWEST 31 100 PM  
AVERAGE 48  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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