846
CDUS45 KTFX 282240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT MON SEP 28 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 28 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 87 1910 65 MM 74
MINIMUM MM MM 17 1984 38 MM 42
AVERAGE MM 51 MM 58
PRECIPITATION (IN)
TODAY 0.00 0.35 2019 0.05 -0.05 0.00
MONTH TO DATE 0.93 1.30 -0.37 0.95
SINCE OCT 1 17.49 17.08 0.41 15.84
SINCE JAN 1 14.90 14.63 0.27 14.47
DEGREE DAYS
HEATING
TODAY MM 14 MM 7
MONTH TO DATE 155 262 -107 133
SINCE SEP 1 155 262 -107 133
SINCE JUL 1 219 408 -189 207
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) 64 89 1967
2024
MINIMUM TEMPERATURE (F) 37 19 2019
SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE 713 AM MDT SUNSET 703 PM MDT
SEPTEMBER 29 2026.....SUNRISE 714 AM MDT SUNSET 701 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page