191
CDUS45 KTFX 112240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT THU SEP 11 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 11 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 70 100 PM 98 1908 73 -3 82
MINIMUM 52 MM 11 1921 43 9 52
AVERAGE 61 58 3 67
PRECIPITATION (IN)
TODAY 0.00 1.43 1978 0.04 -0.04 0.08
MONTH TO DATE 0.15 0.52 -0.37 0.14
SINCE OCT 1 15.04 16.30 -1.26 15.04
SINCE JAN 1 13.67 13.85 -0.18 12.58
DEGREE DAYS
HEATING
TODAY 4 8 -4 0
MONTH TO DATE 40 75 -35 6
SINCE SEP 1 40 75 -35 6
SINCE JUL 1 114 221 -107 111
COOLING
TODAY 0 1 -1 2
MONTH TO DATE 11 12 -1 36
SINCE SEP 1 11 12 -1 36
SINCE JAN 1 163 222 -59 288
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 6.5
SKY COVER
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86
LOWEST 49
AVERAGE 68
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 91 1953
MINIMUM TEMPERATURE (F) 43 22 1921
SUNRISE AND SUNSET
SEPTEMBER 11 2025.....SUNRISE 651 AM MDT SUNSET 737 PM MDT
SEPTEMBER 12 2025.....SUNRISE 652 AM MDT SUNSET 735 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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