543
CDUS45 KTFX 130733
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT SAT SEP 13 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 12 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 76 1129 AM 91 1953 72 4 56
MINIMUM 45 600 AM 22 1921 43 2 48
AVERAGE 61 57 4 52
PRECIPITATION (IN)
YESTERDAY 0.45 1.33 1978 0.04 0.41 0.82
MONTH TO DATE 0.60 0.56 0.04 0.96
SINCE OCT 1 15.49 16.34 -0.85 15.86
SINCE JAN 1 14.12 13.89 0.23 13.40
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 4 8 -4 13
MONTH TO DATE 45 83 -38 19
SINCE SEP 1 45 83 -38 19
SINCE JUL 1 119 229 -110 124
COOLING
YESTERDAY 0 1 -1 0
MONTH TO DATE 11 13 -2 36
SINCE SEP 1 11 13 -2 36
SINCE JAN 1 163 223 -60 288
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WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 5.9
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 600 AM
LOWEST 43 1200 PM
AVERAGE 68
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THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 90 1959
MINIMUM TEMPERATURE (F) 42 23 1896
SUNRISE AND SUNSET
SEPTEMBER 13 2025.....SUNRISE 653 AM MDT SUNSET 733 PM MDT
SEPTEMBER 14 2025.....SUNRISE 655 AM MDT SUNSET 731 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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