977
CDUS45 KTFX 162240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE SEP 16 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 16 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 71 252 PM 91 1998 70 1 75
MINIMUM 51 1213 AM 22 1912 42 9 42
AVERAGE 61 56 5 59
PRECIPITATION (IN)
TODAY 0.32 0.97 1947 0.04 0.28 T
MONTH TO DATE 0.92 0.74 0.18 1.09
SINCE OCT 1 15.81 16.52 -0.71 15.99
SINCE JAN 1 14.44 14.07 0.37 13.53
DEGREE DAYS
HEATING
TODAY 4 10 -6 6
MONTH TO DATE 64 120 -56 42
SINCE SEP 1 64 120 -56 42
SINCE JUL 1 138 266 -128 147
COOLING
TODAY 0 0 0 0
MONTH TO DATE 11 14 -3 36
SINCE SEP 1 11 14 -3 36
SINCE JAN 1 163 224 -61 288
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (10)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (360)
AVERAGE WIND SPEED 5.7
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
THUNDERSTORM
RAIN
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 97
LOWEST 44
AVERAGE 71
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 70 91 2009
MINIMUM TEMPERATURE (F) 41 23 1965
SUNRISE AND SUNSET
SEPTEMBER 16 2025.....SUNRISE 657 AM MDT SUNSET 727 PM MDT
SEPTEMBER 17 2025.....SUNRISE 659 AM MDT SUNSET 725 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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