349  
CDUS45 KTFX 290739  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
139 AM MDT TUE APR 29 2025  
   
...............................  
 
   
..THE HELENA MT CLIMATE SUMMARY FOR APRIL 28 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 64 542 PM 85 2018 61 3 61  
MINIMUM 42 718 AM 10 1907 36 6 44  
AVERAGE 53 48 5 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.62 1967 0.04 -0.04 0.00  
MONTH TO DATE 0.26 0.95 -0.69 0.76  
SINCE OCT 1 3.66 4.11 -0.45 5.71  
SINCE JAN 1 2.90 2.28 0.62 4.19  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.0 1967 0.1 -0.1 0.0  
MONTH TO DATE 1.0 2.8 -1.8 0.4  
SINCE MAR 1 1.0 7.4 -6.4 9.7  
SINCE JUL 1 36.8 37.0 -0.2 57.4  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 17 -5 12  
MONTH TO DATE 538 580 -42 461  
SINCE MAR 1 1214 1478 -264 1323  
SINCE JUL 1 6286 6972 -686 6373  
 
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 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.4  
 
SKY COVER  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 300 AM  
LOWEST 35 300 PM  
AVERAGE 52  
   
......................................................  
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 86 1992  
MINIMUM TEMPERATURE (F) 36 14 1954  
 
SUNRISE AND SUNSET  
APRIL 29 2025.........SUNRISE 616 AM MDT SUNSET 835 PM MDT  
APRIL 30 2025.........SUNRISE 614 AM MDT SUNSET 837 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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