Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS45 KTFX 202340
CLILWT
CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MST THU NOV 20 2025
...................................
...THE LEWISTOWN MT CLIMATE SUMMARY FOR NOVEMBER 20 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 55 333 PM 65 1987 42 13 35
MINIMUM 22 624 AM -25 1900 20 2 8
AVERAGE 39 31 8 22
PRECIPITATION (IN)
TODAY 0.00 0.50 1897 0.02 -0.02 0.00
MONTH TO DATE 0.04 0.49 -0.45 0.53
SINCE OCT 1 1.29 1.76 -0.47 0.84
SINCE JAN 1 15.76 16.48 -0.72 19.35
DEGREE DAYS
HEATING
TODAY 26 34 -8 43
MONTH TO DATE 415 623 -208 589
SINCE SEP 1 1189 1582 -393 1196
SINCE JUL 1 1263 1728 -465 1301
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE SEP 1 11 19 -8 46
SINCE JAN 1 163 229 -66 298
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION SE (130)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (150)
AVERAGE WIND SPEED 5.5
SKY COVER
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 96
LOWEST 40
AVERAGE 68
..........................................................
THE LEWISTOWN MT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 72 1939
MINIMUM TEMPERATURE (F) 19 -20 1946
SUNRISE AND SUNSET
NOVEMBER 20 2025......SUNRISE 729 AM MST SUNSET 438 PM MST
NOVEMBER 21 2025......SUNRISE 730 AM MST SUNSET 437 PM MST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$