Climatological Report (Daily)
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CDUS45 KTFX 210739
CLIGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
139 AM MDT FRI AUG 21 2026

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR AUGUST 20 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         90    446 PM  99    1931  82      8       94
  MINIMUM         49    535 AM  39    1916  50     -1       54
  AVERAGE         70                        66      4       74

PRECIPITATION (IN)
  YESTERDAY        0.00          1.58 1974   0.04  -0.04      T
  MONTH TO DATE    1.18                      0.73   0.45     0.42
  SINCE OCT 1     15.54                     12.94   2.60    10.94
  SINCE JAN 1     13.70                     10.66   3.04     9.86

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2002   0.1   -0.1      0.0
  MONTH TO DATE    0.0                       0.2   -0.2      0.0
  SINCE JUN 1      0.0                       0.5   -0.5      0.0
  SINCE JUL 1      0.0                       0.2   -0.2      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE   37                        28      9        9
  SINCE JUN 1    275                       269      6      182
  SINCE JUL 1     47                        76    -29       39

 COOLING
  YESTERDAY        5                         3      2        9
  MONTH TO DATE   62                        94    -32      100
  SINCE JUN 1    301                       254     47      263
  SINCE JAN 1    321                       257     64      277
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     5.8


SKY COVER
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           500 AM
 LOWEST     15           400 PM
 AVERAGE    53

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


THE GREAT FALLS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        99      1894
 MINIMUM TEMPERATURE (F)   49        38      1992
                                             2018


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   630 AM MDT   SUNSET   826 PM MDT
AUGUST 22 2026........SUNRISE   631 AM MDT   SUNSET   825 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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