871
CDUS45 KTFX 122240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE AUG 12 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 12 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 87 226 PM 101 1940 83 4 86
MINIMUM 53 551 AM 31 1987 51 2 53
AVERAGE 70 67 3 70
PRECIPITATION (IN)
TODAY T 0.64 1980 0.06 -0.06 T
MONTH TO DATE 1.19 0.64 0.55 0.16
SINCE OCT 1 13.70 14.73 -1.03 13.95
SINCE JAN 1 12.33 12.28 0.05 11.49
DEGREE DAYS
HEATING
TODAY 0 2 -2 0
MONTH TO DATE 18 16 2 24
SINCE JUN 1 263 307 -44 315
SINCE JUL 1 69 81 -12 72
COOLING
TODAY 5 4 1 5
MONTH TO DATE 18 48 -30 49
SINCE JUN 1 97 166 -69 206
SINCE JAN 1 100 167 -67 206
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION W (260)
AVERAGE WIND SPEED 3.9
SKY COVER
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86
LOWEST 28
AVERAGE 57
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 97 1973
2003
2015
MINIMUM TEMPERATURE (F) 51 36 1916
SUNRISE AND SUNSET
AUGUST 12 2025........SUNRISE 612 AM MDT SUNSET 833 PM MDT
AUGUST 13 2025........SUNRISE 613 AM MDT SUNSET 831 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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