993  
CDUS45 KBYZ 311731  
CLIBIL  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BILLINGS MT  
1131 AM MDT MON MAR 31 2025  
   
...............................  
 
   
..THE BILLINGS MT CLIMATE SUMMARY FOR MARCH 31 2025  
 
VALID AS OF 1100 AM 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 32 959 AM 80 2004 53 -21 36  
2012  
MINIMUM 29 509 AM 1 1936 31 -2 31  
AVERAGE 31 42 -11 34  
 
PRECIPITATION (IN)  
TODAY 0.00 0.26 1971 0.04 -0.04 0.11  
MONTH TO DATE 1.15 0.90 0.25 0.53  
SINCE OCT 1 5.12 4.56 0.56 4.17  
SINCE JAN 1 3.82 2.02 1.80 1.78  
 
SNOWFALL (IN)  
TODAY MM 2.8 1971 0.3 MM 0.3  
MONTH TO DATE 7.3 8.2 -0.9 4.8  
SINCE MAR 1 7.3 8.2 -0.9 4.8  
SINCE JUL 1 55.3 49.0 6.3 30.6  
SNOW DEPTH 1  
 
DEGREE DAYS  
HEATING  
TODAY 34 23 11 31  
MONTH TO DATE 696 840 -144 868  
SINCE MAR 1 696 840 -144 868  
SINCE JUL 1 5459 5775 -316 5243  
 
COOLING  
TODAY 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 9 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 4.4  
 
SKY COVER  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 96 1000 AM  
AVERAGE 98  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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