753
CDUS45 KTFX 202240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE OCT 20 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 20 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 84 1927 54 MM 49
MINIMUM MM MM 10 1916 29 MM 31
AVERAGE MM 42 MM 40
PRECIPITATION (IN)
TODAY 0.00 0.60 1958 0.04 -0.04 0.31
MONTH TO DATE 0.71 0.90 -0.19 1.20
SINCE OCT 1 0.71 0.90 -0.19 1.20
SINCE JAN 1 15.62 15.62 0.00 15.67
DEGREE DAYS
HEATING
TODAY MM 23 MM 25
MONTH TO DATE 245 386 -141 384
SINCE SEP 1 467 675 -208 517
SINCE JUL 1 531 821 -290 591
COOLING
TODAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 20 18 2 11
SINCE JAN 1 341 228 113 163
...............................................................
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) 54 81 1927
MINIMUM TEMPERATURE (F) 29 5 1930
SUNRISE AND SUNSET
OCTOBER 20 2026.......SUNRISE 743 AM MDT SUNSET 621 PM MDT
OCTOBER 21 2026.......SUNRISE 745 AM MDT SUNSET 619 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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