Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 252240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE AUG 25 2026
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 25 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 99 2008 79 MM 82
MINIMUM MM MM 27 1910 48 MM 47
AVERAGE MM 63 MM 65
PRECIPITATION (IN)
TODAY 0.00 1.16 1979 0.05 -0.05 0.00
MONTH TO DATE 0.28 1.36 -1.08 1.73
SINCE OCT 1 16.38 15.45 0.93 14.24
SINCE JAN 1 13.79 13.00 0.79 12.87
DEGREE DAYS
HEATING
TODAY MM 4 MM 0
MONTH TO DATE 35 53 -18 23
SINCE JUN 1 337 344 -7 268
SINCE JUL 1 50 118 -68 74
COOLING
TODAY MM 2 MM 0
MONTH TO DATE 42 81 -39 61
SINCE JUN 1 252 199 53 140
SINCE JAN 1 265 200 65 143
...................................................................
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) 78 99 1926
MINIMUM TEMPERATURE (F) 47 30 1896
SUNRISE AND SUNSET
AUGUST 25 2026........SUNRISE 628 AM MDT SUNSET 811 PM MDT
AUGUST 26 2026........SUNRISE 630 AM MDT SUNSET 809 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$