Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 192240
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE AUG 19 2025
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR AUGUST 19 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 92 259 PM 97 2008 81 11 87
MINIMUM 58 503 AM 31 1907 49 9 58
AVERAGE 75 65 10 73
PRECIPITATION (IN)
TODAY 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
DEGREE DAYS
HEATING
TODAY 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
TODAY 10 3 7 8
MONTH TO DATE 54 69 -15 76
SINCE JUN 1 133 187 -54 233
SINCE JAN 1 136 188 -52 233
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 5.0
SKY COVER
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75
LOWEST 18
AVERAGE 47
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 80 97 1931
MINIMUM TEMPERATURE (F) 49 32 1916
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.
$$