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057
CDUS45 KTFX 120753
CLIGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
153 AM MDT SAT SEP 12 2026

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 11 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         57    503 PM  93    1919  74    -17       74
  MINIMUM         45    615 AM  29    1921  44      1       48
                                      1989
  AVERAGE         51                        59     -8       61

PRECIPITATION (IN)
  YESTERDAY        0.27          1.29 1978   0.04   0.23     0.03
  MONTH TO DATE    0.78                      0.51   0.27     0.06
  SINCE OCT 1     16.58                     13.94   2.64    11.19
  SINCE JAN 1     14.74                     11.66   3.08    10.11

SNOWFALL (IN)
  YESTERDAY        0.0           2.0  1949   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.4   -0.4      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       14                         7      7        4
  MONTH TO DATE   43                        65    -22       27
  SINCE SEP 1     43                        65    -22       27
  SINCE JUL 1    105                       179    -74       70

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    8                        15     -7       26
  SINCE SEP 1      8                        15     -7       26
  SINCE JAN 1    378                       298     80      325
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     5.5


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           500 AM
 LOWEST     60           500 PM
 AVERAGE    78

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


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        92      1919
 MINIMUM TEMPERATURE (F)   44        29      1949


SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE   659 AM MDT   SUNSET   743 PM MDT
SEPTEMBER 13 2026.....SUNRISE   700 AM MDT   SUNSET   741 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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