173  
CDUS45 KTFX 300741  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
141 AM MDT SUN APR 30 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR APRIL 29 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1866 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 78 514 PM 86 1992 61 17 51  
MINIMUM 40 603 AM 14 1954 36 4 34  
AVERAGE 59 48 11 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.46 1933 0.03 -0.03 0.31  
MONTH TO DATE 1.04 0.98 0.06 0.73  
SINCE OCT 1 6.32 4.14 2.18 3.14  
SINCE JAN 1 2.91 2.31 0.60 1.71  
 
SNOWFALL (IN)  
YESTERDAY 0.0 4.0 1999 0.0 0.0 T  
MONTH TO DATE 5.5 2.8 2.7 1.3  
SINCE MAR 1 21.6 7.4 14.2 1.6  
SINCE JUL 1 48.3 37.0 11.3 22.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 17 -11 22  
MONTH TO DATE 615 597 18 757  
SINCE MAR 1 1710 1495 215 1555  
SINCE JUL 1 7295 6989 306 6366  
 
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 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 3.8  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 700 AM  
LOWEST 18 300 PM  
AVERAGE 44  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 83 1987  
MINIMUM TEMPERATURE (F) 36 13 1909  
 
SUNRISE AND SUNSET  
APRIL 30 2023.........SUNRISE 615 AM MDT SUNSET 836 PM MDT  
MAY 1 2023...........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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