Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 170733
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT FRI OCT 17 2025
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR OCTOBER 16 2025...
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)
YESTERDAY
MAXIMUM 46 500 PM 85 1927 56 -10 79
MINIMUM 32 1000 PM 9 1930 31 1 42
AVERAGE 39 43 -4 61
PRECIPITATION (IN)
YESTERDAY 0.01 0.76 1988 0.05 -0.04 T
MONTH TO DATE 0.84 0.74 0.10 T
SINCE OCT 1 0.84 0.74 0.10 T
SINCE JAN 1 15.31 15.46 -0.15 18.51
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 26 22 4 4
MONTH TO DATE 295 295 0 160
SINCE SEP 1 428 584 -156 301
SINCE JUL 1 502 730 -228 406
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 11 18 -7 46
SINCE JAN 1 163 228 -65 298
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION S (180)
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED 4.4
SKY COVER
AVERAGE SKY COVER 0.8
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 200 AM
LOWEST 76 500 PM
AVERAGE 88
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 55 83 1927
MINIMUM TEMPERATURE (F) 30 5 1930
SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE 739 AM MDT SUNSET 626 PM MDT
OCTOBER 18 2025.......SUNRISE 741 AM MDT SUNSET 624 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$