480
CDUS45 KTFX 230742
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
142 AM MDT WED SEP 23 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 22 2026
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM MM MM 95 1905 68 MM 60
MINIMUM MM MM 23 2000 40 MM 39
AVERAGE MM 54 MM 50
PRECIPITATION (IN)
YESTERDAY 0.00 1.02 2023 0.04 -0.04 0.01
MONTH TO DATE 0.57 1.01 -0.44 0.95
SINCE OCT 1 17.13 16.79 0.34 15.84
SINCE JAN 1 14.54 14.34 0.20 14.47
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY MM 12 MM 15
MONTH TO DATE 72 184 -112 100
SINCE SEP 1 72 184 -112 100
SINCE JUL 1 136 330 -194 174
COOLING
YESTERDAY MM 0 MM 0
MONTH TO DATE 17 14 3 11
SINCE SEP 1 17 14 3 11
SINCE JAN 1 338 224 114 163
...............................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
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 2026.....SUNRISE 706 AM MDT SUNSET 713 PM MDT
SEPTEMBER 24 2026.....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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