150  
CDUS45 KTFX 010734  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
134 AM MDT MON MAY 01 2023  
   
...............................
 
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR APRIL 30 2023
 
 
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)  
YESTERDAY  
MAXIMUM 70 416 PM 83 1926 57 13 55  
MINIMUM 38 443 AM 5 1909 32 6 26  
AVERAGE 54 44 10 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.52 1951 0.06 -0.06 0.00  
MONTH TO DATE 2.57 1.71 0.86 2.09  
SINCE OCT 1 7.74 6.10 1.64 5.00  
SINCE JAN 1 5.06 3.65 1.41 3.24  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 20 -9 24  
MONTH TO DATE 733 722 11 904  
SINCE MAR 1 1957 1719 238 1887  
SINCE JUL 1 7783 7485 298 7290  
 
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 E (80)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 11.1  
 
SKY COVER  
AVERAGE SKY COVER 0.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 1200 AM  
LOWEST 25 200 PM  
AVERAGE 40  
   
......................................................
 
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 58 82 2000  
MINIMUM TEMPERATURE (F) 32 13 2013  
 
SUNRISE AND SUNSET  
MAY 1 2023...........SUNRISE 602 AM MDT SUNSET 828 PM MDT  
MAY 2 2023...........SUNRISE 601 AM MDT SUNSET 830 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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