486
CDUS45 KTFX 302240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SAT AUG 30 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 30 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 76 259 PM 96 1929 77 -1 85
1954
MINIMUM 54 603 AM 30 1912 46 8 41
AVERAGE 65 62 3 63
PRECIPITATION (IN)
TODAY 0.15 0.70 1907 0.06 0.09 0.00
MONTH TO DATE 2.38 1.64 0.74 1.11
SINCE OCT 1 14.89 15.73 -0.84 14.90
SINCE JAN 1 13.52 13.28 0.24 12.44
DEGREE DAYS
HEATING
TODAY 0 5 -5 2
MONTH TO DATE 23 76 -53 57
SINCE JUN 1 268 367 -99 348
SINCE JUL 1 74 141 -67 105
COOLING
TODAY 0 2 -2 0
MONTH TO DATE 67 91 -24 94
SINCE JUN 1 146 209 -63 251
SINCE JAN 1 149 210 -61 251
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 3.8
SKY COVER
AVERAGE SKY COVER 0.5
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
HEAVY RAIN
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100
LOWEST 36
AVERAGE 68
......................................................
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 2025........SUNRISE 635 AM MDT SUNSET 801 PM MDT
AUGUST 31 2025........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