143
CDUS45 KTFX 302240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SUN AUG 30 2026
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 30 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 96 1929 77 MM 77
1954
MINIMUM MM MM 30 1912 46 MM 54
AVERAGE MM 62 MM 66
PRECIPITATION (IN)
TODAY 0.00 0.70 1907 0.06 -0.06 0.15
MONTH TO DATE 0.38 1.64 -1.26 2.38
SINCE OCT 1 16.48 15.73 0.75 14.89
SINCE JAN 1 13.89 13.28 0.61 13.52
DEGREE DAYS
HEATING
TODAY MM 5 MM 0
MONTH TO DATE 38 76 -38 23
SINCE JUN 1 340 367 -27 268
SINCE JUL 1 53 141 -88 74
COOLING
TODAY MM 2 MM 1
MONTH TO DATE 89 91 -2 68
SINCE JUN 1 299 209 90 147
SINCE JAN 1 312 210 102 150
...............................................................
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) 77 99 2016
MINIMUM TEMPERATURE (F) 46 34 1930
SUNRISE AND SUNSET
AUGUST 30 2026........SUNRISE 635 AM MDT SUNSET 801 PM MDT
AUGUST 31 2026........SUNRISE 636 AM MDT SUNSET 759 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