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148
CDUS45 KTFX 130753
CLIGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
153 AM MDT SUN SEP 13 2026

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR SEPTEMBER 12 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         60    413 PM  92    1919  73    -13       81
  MINIMUM         42    121 AM  29    1949  44     -2       45
  AVERAGE         51                        59     -8       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.66 1978   0.04  -0.04      T
  MONTH TO DATE    0.78                      0.55   0.23     0.06
  SINCE OCT 1     16.58                     13.98   2.60    11.19
  SINCE JAN 1     14.74                     11.70   3.04    10.11

SNOWFALL (IN)
  YESTERDAY        0.0           2.0  1921   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        2
  MONTH TO DATE   57                        72    -15       29
  SINCE SEP 1     57                        72    -15       29
  SINCE JUL 1    119                       186    -67       72

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    8                        16     -8       26
  SINCE SEP 1      8                        16     -8       26
  SINCE JAN 1    378                       299     79      325
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     6.4


SKY COVER
  AVERAGE SKY COVER 0.7


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           800 AM
 LOWEST     58           300 PM
 AVERAGE    78

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


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        89      1959
 MINIMUM TEMPERATURE (F)   44        27      1915
                                             1921
                                             2016


SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE   700 AM MDT   SUNSET   741 PM MDT
SEPTEMBER 14 2026.....SUNRISE   702 AM MDT   SUNSET   739 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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