Climatological Report (Daily)
Issued by NWS
Issued by NWS
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770
CDUS45 KTFX 102240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT WED SEP 10 2025
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 10 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 83 252 PM 91 1966 73 10 73
MINIMUM 50 535 AM 16 1896 43 7 46
AVERAGE 67 58 9 60
PRECIPITATION (IN)
TODAY 0.00 1.00 1903 0.05 -0.05 0.00
MONTH TO DATE 0.08 0.48 -0.40 0.06
SINCE OCT 1 14.97 16.26 -1.29 14.96
SINCE JAN 1 13.60 13.81 -0.21 12.50
DEGREE DAYS
HEATING
TODAY 0 8 -8 5
MONTH TO DATE 36 67 -31 6
SINCE SEP 1 36 67 -31 6
SINCE JUL 1 110 213 -103 111
COOLING
TODAY 2 1 1 0
MONTH TO DATE 11 11 0 34
SINCE SEP 1 11 11 0 34
SINCE JAN 1 163 221 -58 286
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (230)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SW (230)
AVERAGE WIND SPEED 3.7
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77
LOWEST 27
AVERAGE 52
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 98 1908
MINIMUM TEMPERATURE (F) 43 11 1921
SUNRISE AND SUNSET
SEPTEMBER 10 2025.....SUNRISE 649 AM MDT SUNSET 739 PM MDT
SEPTEMBER 11 2025.....SUNRISE 651 AM MDT SUNSET 737 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$