374  
CDUS45 KTFX 122240  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
440 PM MDT FRI MAY 12 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 12 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 61 239 PM 88 2001 62 -1 48  
MINIMUM 45 222 AM 19 1966 36 9 37  
AVERAGE 53 49 4 43  
 
PRECIPITATION (IN)  
TODAY 0.01 1.19 1995 0.08 -0.07 0.17  
MONTH TO DATE 1.05 0.86 0.19 0.84  
SINCE OCT 1 8.79 6.96 1.83 5.84  
SINCE JAN 1 6.11 4.51 1.60 4.08  
 
DEGREE DAYS  
HEATING  
TODAY 12 16 -4 22  
MONTH TO DATE 143 218 -75 214  
SINCE MAR 1 2100 1938 162 2101  
SINCE JUL 1 7926 7704 222 7504  
 
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 15 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 6.2  
 
SKY COVER  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93  
LOWEST 59  
AVERAGE 76  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 88 1903  
MINIMUM TEMPERATURE (F) 36 15 1953  
 
SUNRISE AND SUNSET  
MAY 12 2023...........SUNRISE 546 AM MDT SUNSET 843 PM MDT  
MAY 13 2023...........SUNRISE 545 AM MDT SUNSET 844 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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