529
CDUS45 KTFX 170740
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
140 AM MDT SUN AUG 17 2025
...............................
..THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 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 88 408 PM 98 1973 82 6 83
2003
MINIMUM 52 516 AM 32 1905 50 2 54
AVERAGE 70 66 4 69
PRECIPITATION (IN)
YESTERDAY 0.10 0.46 1911 0.06 0.04 T
MONTH TO DATE 1.29 0.87 0.42 0.47
SINCE OCT 1 13.80 14.96 -1.16 14.26
SINCE JAN 1 12.43 12.51 -0.08 11.80
SNOWFALL (IN)
YESTERDAY MM
SNOW DEPTH MM
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 18 24 -6 27
SINCE JUN 1 263 315 -52 318
SINCE JUL 1 69 89 -20 75
COOLING
YESTERDAY 5 3 2 4
MONTH TO DATE 39 60 -21 57
SINCE JUN 1 118 178 -60 214
SINCE JAN 1 121 179 -58 214
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WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 5.2
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 83 1100 PM
LOWEST 21 400 PM
AVERAGE 52
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THE LEWISTOWN MT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 1906
MINIMUM TEMPERATURE (F) 50 31 1910
SUNRISE AND SUNSET
AUGUST 17 2025........SUNRISE 618 AM MDT SUNSET 825 PM MDT
AUGUST 18 2025........SUNRISE 619 AM MDT SUNSET 823 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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