187
CDUS45 KTFX 212240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE OCT 21 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 21 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 MM MM 81 1927 54 MM 71
MINIMUM MM MM 5 1930 29 MM 36
AVERAGE MM 41 MM 54
PRECIPITATION (IN)
TODAY 0.00 3.80 1908 0.04 -0.04 0.20
MONTH TO DATE 1.20 0.94 0.26 0.31
SINCE OCT 1 1.20 0.94 0.26 0.31
SINCE JAN 1 15.67 15.66 0.01 18.82
DEGREE DAYS
HEATING
TODAY MM 24 MM 11
MONTH TO DATE 384 410 -26 229
SINCE SEP 1 517 699 -182 370
SINCE JUL 1 591 845 -254 475
COOLING
TODAY MM 0 MM 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 11 18 -7 46
SINCE JAN 1 163 228 -65 298
...............................................................
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) 53 80 1915
MINIMUM TEMPERATURE (F) 28 3 1957
SUNRISE AND SUNSET
OCTOBER 21 2025.......SUNRISE 745 AM MDT SUNSET 619 PM MDT
OCTOBER 22 2025.......SUNRISE 747 AM MDT SUNSET 617 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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