202  
CDUS45 KTFX 090749  
CLILWT  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
149 AM MDT FRI MAY 09 2025  
   
...............................  
 
   
..THE LEWISTOWN MT CLIMATE SUMMARY FOR MAY 8 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1896 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 74 326 PM 85 1928 60 14 38  
MINIMUM 41 504 AM 19 1929 35 6 31  
AVERAGE 58 47 11 35  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 1921 0.07 -0.07 1.41  
MONTH TO DATE 1.21 0.54 0.67 3.06  
SINCE OCT 1 5.38 6.64 -1.26 9.68  
SINCE JAN 1 4.01 4.19 -0.18 7.22  
 
SNOWFALL (IN)  
YESTERDAY MM  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 7 18 -11 30  
MONTH TO DATE 121 151 -30 204  
SINCE MAR 1 1686 1871 -185 1927  
SINCE JUL 1 7248 7637 -389 7159  
 
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 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 7.5  
 
SKY COVER  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 500 AM  
LOWEST 20 600 PM  
AVERAGE 53  
   
......................................................  
 
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 1906  
MINIMUM TEMPERATURE (F) 35 16 2002  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 550 AM MDT SUNSET 840 PM MDT  
MAY 10 2025...........SUNRISE 548 AM MDT SUNSET 841 PM MDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab MT Page
Main Text Page