738
CDUS45 KTFX 212240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SUN SEP 21 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 21 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 83 201 PM 92 1938 68 15 60
MINIMUM 43 609 AM 19 1995 40 3 38
AVERAGE 63 54 9 49
PRECIPITATION (IN)
TODAY 0.00 1.76 1959 0.05 -0.05 0.00
MONTH TO DATE 0.92 0.97 -0.05 6.07
SINCE OCT 1 15.81 16.75 -0.94 20.97
SINCE JAN 1 14.44 14.30 0.14 18.51
DEGREE DAYS
HEATING
TODAY 2 11 -9 16
MONTH TO DATE 85 172 -87 89
SINCE SEP 1 85 172 -87 89
SINCE JUL 1 159 318 -159 194
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 12 HIGHEST WIND DIRECTION W (260)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (270)
AVERAGE WIND SPEED 5.4
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76
LOWEST 19
AVERAGE 48
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 68 95 1905
MINIMUM TEMPERATURE (F) 40 23 2000
SUNRISE AND SUNSET
SEPTEMBER 21 2025.....SUNRISE 704 AM MDT SUNSET 717 PM MDT
SEPTEMBER 22 2025.....SUNRISE 705 AM MDT SUNSET 715 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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