Climatological Report (Daily)
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CDUS45 KTFX 170733
CLIGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
133 AM MDT FRI OCT 17 2025

...................................

...THE GREAT FALLS MT CLIMATE SUMMARY FOR OCTOBER 16 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         58    301 PM  85    1914  57      1       77
  MINIMUM         31    100 AM  14    1930  33     -2       49
  AVERAGE         45                        45      0       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.54 2006   0.04  -0.04     0.01
  MONTH TO DATE    0.91                      0.62   0.29     0.01
  SINCE OCT 1      0.91                      0.62   0.29     0.01
  SINCE JAN 1     11.24                     13.10  -1.86    12.76

SNOWFALL (IN)
  YESTERDAY        0.0           4.0  1925   0.1   -0.1      0.0
  MONTH TO DATE    1.2                       2.0   -0.8      0.0
  SINCE SEP 1      1.2                       2.8   -1.6      0.0
  SINCE JUL 1      1.2                       3.1   -1.9       T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       20                        20      0        2
  MONTH TO DATE  274                       274      0      126
  SINCE SEP 1    344                       532   -188      251
  SINCE JUL 1    387                       646   -259      302

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE SEP 1     34                        25      9       61
  SINCE JAN 1    333                       308     25      385
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED    12.7


SKY COVER
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     37           200 PM
 AVERAGE    69

..........................................................


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   56        79      1927
 MINIMUM TEMPERATURE (F)   32         8      1930


SUNRISE AND SUNSET
OCTOBER 17 2025.......SUNRISE   748 AM MDT   SUNSET   633 PM MDT
OCTOBER 18 2025.......SUNRISE   749 AM MDT   SUNSET   631 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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