531
CDUS45 KTFX 200733
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT WED AUG 20 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 19 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 93 350 PM 97 2008 81 12 87
MINIMUM 58 503 AM 31 1907 49 9 58
AVERAGE 76 65 11 73
PRECIPITATION (IN)
YESTERDAY 0.00 1.47 1964 0.06 -0.06 0.49
MONTH TO DATE 1.73 1.04 0.69 0.96
SINCE OCT 1 14.24 15.13 -0.89 14.75
SINCE JAN 1 12.87 12.68 0.19 12.29
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 18 32 -14 27
SINCE JUN 1 263 323 -60 318
SINCE JUL 1 69 97 -28 75
COOLING
YESTERDAY 11 3 8 8
MONTH TO DATE 55 69 -14 76
SINCE JUN 1 134 187 -53 233
SINCE JAN 1 137 188 -51 233
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 7.2
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 600 AM
LOWEST 18 200 PM
AVERAGE 47
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 1931
MINIMUM TEMPERATURE (F) 49 32 1916
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 622 AM MDT SUNSET 819 PM MDT
AUGUST 21 2025........SUNRISE 623 AM MDT SUNSET 817 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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