573
CDUS45 KTFX 230750
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
150 AM MDT TUE SEP 23 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 22 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 60 450 PM 95 1905 68 -8 73
MINIMUM 39 1149 PM 23 2000 40 -1 36
AVERAGE 50 54 -4 55
PRECIPITATION (IN)
YESTERDAY 0.01 1.02 2023 0.04 -0.03 0.00
MONTH TO DATE 0.95 1.01 -0.06 6.07
SINCE OCT 1 15.84 16.79 -0.95 20.97
SINCE JAN 1 14.47 14.34 0.13 18.51
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 15 12 3 10
MONTH TO DATE 100 184 -84 99
SINCE SEP 1 100 184 -84 99
SINCE JUL 1 174 330 -156 204
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 11 14 -3 36
SINCE SEP 1 11 14 -3 36
SINCE JAN 1 163 224 -61 288
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 7.7
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 100 AM
LOWEST 44 400 PM
AVERAGE 65
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 90 1966
MINIMUM TEMPERATURE (F) 39 18 1926
1926
SUNRISE AND SUNSET
SEPTEMBER 23 2025.....SUNRISE 706 AM MDT SUNSET 713 PM MDT
SEPTEMBER 24 2025.....SUNRISE 708 AM MDT SUNSET 711 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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