Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 300802
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
202 AM MDT WED SEP 30 2026
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR SEPTEMBER 29 2026...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1896 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM MM MM 89 1967 64 MM 83
2024
MINIMUM MM MM 19 2019 37 MM 47
AVERAGE MM 51 MM 65
PRECIPITATION (IN)
YESTERDAY 0.00 1.00 1905 0.04 -0.04 0.00
MONTH TO DATE 0.93 1.34 -0.41 0.95
SINCE OCT 1 17.49 17.12 0.37 15.84
SINCE JAN 1 14.90 14.67 0.23 14.47
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY MM 14 MM 0
MONTH TO DATE 155 276 -121 133
SINCE SEP 1 155 276 -121 133
SINCE JUL 1 219 422 -203 207
COOLING
YESTERDAY MM 0 MM 0
MONTH TO DATE 17 14 3 11
SINCE SEP 1 17 14 3 11
SINCE JAN 1 338 224 114 163
...................................................................
WIND (MPH)
HIGHEST WIND SPEED MM HIGHEST WIND DIRECTION MM
HIGHEST GUST SPEED MM HIGHEST GUST DIRECTION MM
AVERAGE WIND SPEED MM
SKY COVER
AVERAGE SKY COVER MM
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST MM
LOWEST MM
AVERAGE MM
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 93 1906
MINIMUM TEMPERATURE (F) 37 17 1985
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 716 AM MDT SUNSET 659 PM MDT
OCTOBER 1 2026.......SUNRISE 717 AM MDT SUNSET 657 PM MDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$