340
CDUS45 KTFX 190742
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
142 AM MDT TUE AUG 19 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 18 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 86 422 PM 97 1964 81 5 93
MINIMUM 50 535 AM 33 1902 49 1 53
AVERAGE 68 65 3 73
PRECIPITATION (IN)
YESTERDAY T 0.90 2016 0.05 -0.05 0.00
MONTH TO DATE 1.73 0.98 0.75 0.47
SINCE OCT 1 14.24 15.07 -0.83 14.26
SINCE JAN 1 12.87 12.62 0.25 11.80
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 18 29 -11 27
SINCE JUN 1 263 320 -57 318
SINCE JUL 1 69 94 -25 75
COOLING
YESTERDAY 3 3 0 8
MONTH TO DATE 44 66 -22 68
SINCE JUN 1 123 184 -61 225
SINCE JAN 1 126 185 -59 225
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.1
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 92 500 AM
LOWEST 27 400 PM
AVERAGE 60
......................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 97 2008
MINIMUM TEMPERATURE (F) 49 31 1907
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 621 AM MDT SUNSET 821 PM MDT
AUGUST 20 2025........SUNRISE 622 AM MDT SUNSET 819 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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