560
CDUS45 KTFX 092340
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MST TUE DEC 09 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 9 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 47 746 AM 65 1990 36 11 30
MINIMUM 30 359 PM -36 1919 15 15 18
AVERAGE 39 25 14 24
PRECIPITATION (IN)
TODAY 0.17 0.59 1949 0.02 0.15 0.13
MONTH TO DATE 0.65 0.14 0.51 0.15
SINCE OCT 1 2.21 2.08 0.13 1.06
SINCE JAN 1 16.68 16.80 -0.12 19.57
DEGREE DAYS
HEATING
TODAY 26 40 -14 41
MONTH TO DATE 325 350 -25 259
SINCE DEC 1 325 350 -25 259
SINCE JUL 1 1964 2441 -477 1950
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 163 229 -66 298
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 46 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 16.4
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
HEAVY SNOW
SNOW
LIGHT SNOW
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 58
AVERAGE 79
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 35 64 1990
MINIMUM TEMPERATURE (F) 14 -22 1961
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 752 AM MST SUNSET 428 PM MST
DECEMBER 10 2025......SUNRISE 753 AM MST SUNSET 428 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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