849  
CDUS45 KTFX 270737  
CLIHLN  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
137 AM MDT SAT MAY 27 2023  
   
...............................
 
 
   
..THE HELENA MT CLIMATE SUMMARY FOR MAY 26 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 64 510 PM 88 1936 69 -5 81  
1966  
MINIMUM 52 1216 AM 29 1975 45 7 50  
AVERAGE 58 57 1 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 0.96 2019 0.08 -0.01 0.00  
MONTH TO DATE 1.09 1.51 -0.42 0.49  
SINCE OCT 1 7.41 5.69 1.72 3.64  
SINCE JAN 1 4.00 3.86 0.14 2.21  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1918 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 T  
SINCE MAR 1 21.6 7.6 14.0 1.6  
SINCE JUL 1 48.3 37.2 11.1 22.5  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 8 -1 0  
MONTH TO DATE 136 311 -175 338  
SINCE MAR 1 1849 1823 26 1914  
SINCE JUL 1 7434 7317 117 6725  
 
COOLING  
YESTERDAY 0 0 0 1  
MONTH TO DATE 14 0 14 1  
SINCE MAR 1 14 0 14 1  
SINCE JAN 1 14 0 14 1    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 5.0  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 700 AM  
LOWEST 65 300 PM  
AVERAGE 76  
   
......................................................
 
 
THE HELENA MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 1936  
1986  
MINIMUM TEMPERATURE (F) 45 27 1995  
 
SUNRISE AND SUNSET  
MAY 27 2023...........SUNRISE 542 AM MDT SUNSET 909 PM MDT  
MAY 28 2023...........SUNRISE 541 AM MDT SUNSET 910 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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