749
CDUS45 KTFX 222240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SAT AUG 22 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 22 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 98 1976 80 MM 71
MINIMUM MM MM 34 1992 48 MM 53
AVERAGE MM 64 MM 62
PRECIPITATION (IN)
TODAY 0.00 1.66 1992 0.05 -0.05 0.00
MONTH TO DATE 0.28 1.20 -0.92 1.73
SINCE OCT 1 16.38 15.29 1.09 14.24
SINCE JAN 1 13.79 12.84 0.95 12.87
DEGREE DAYS
HEATING
TODAY MM 3 MM 3
MONTH TO DATE 35 41 -6 21
SINCE JUN 1 337 332 5 266
SINCE JUL 1 50 106 -56 72
COOLING
TODAY MM 2 MM 0
MONTH TO DATE 42 75 -33 61
SINCE JUN 1 252 193 59 140
SINCE JAN 1 265 194 71 143
...............................................................
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) 79 101 1969
MINIMUM TEMPERATURE (F) 48 33 1992
2015
SUNRISE AND SUNSET
AUGUST 22 2026........SUNRISE 624 AM MDT SUNSET 816 PM MDT
AUGUST 23 2026........SUNRISE 626 AM MDT SUNSET 814 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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