804
CDUS45 KTFX 200845
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
145 AM MST SAT DEC 20 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR DECEMBER 19 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 51 236 AM 61 2004 34 17 44
MINIMUM 15 904 PM -27 1924 13 2 19
AVERAGE 33 23 10 32
PRECIPITATION (IN)
YESTERDAY T 0.38 1925 0.02 -0.02 0.00
MONTH TO DATE 1.01 0.30 0.71 0.20
SINCE OCT 1 2.57 2.24 0.33 1.11
SINCE JAN 1 17.04 16.96 0.08 19.62
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 32 42 -10 33
MONTH TO DATE 664 758 -94 610
SINCE DEC 1 664 758 -94 610
SINCE JUL 1 2303 2849 -546 2301
COOLING
YESTERDAY 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
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WIND (MPH)
HIGHEST WIND SPEED 44 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 61 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 20.5
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 80 600 PM
LOWEST 36 200 PM
AVERAGE 58
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THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 34 60 1900
MINIMUM TEMPERATURE (F) 13 -28 1990
SUNRISE AND SUNSET
DECEMBER 20 2025......SUNRISE 801 AM MST SUNSET 431 PM MST
DECEMBER 21 2025......SUNRISE 801 AM MST SUNSET 431 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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