648
CDUS45 KTFX 232240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT WED SEP 23 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 23 2026
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM MM MM 90 1966 67 MM 75
MINIMUM MM MM 18 1926 39 MM 37
1926
AVERAGE MM 53 MM 56
PRECIPITATION (IN)
TODAY 0.00 0.65 1920 0.05 -0.05 0.00
MONTH TO DATE 0.57 1.06 -0.49 0.95
SINCE OCT 1 17.13 16.84 0.29 15.84
SINCE JAN 1 14.54 14.39 0.15 14.47
DEGREE DAYS
HEATING
TODAY MM 12 MM 9
MONTH TO DATE 72 196 -124 109
SINCE SEP 1 72 196 -124 109
SINCE JUL 1 136 342 -206 183
COOLING
TODAY 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 TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 89 1938
2009
MINIMUM TEMPERATURE (F) 39 6 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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