Climatological Report (Daily)
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396
CDUS45 KTFX 170735
CLIDLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
135 AM MDT MON AUG 17 2026

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

...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR AUGUST 16 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         83    404 PM  94    1966  81      2       88
                                      2013
  MINIMUM         46    527 AM  34    1985  46      0       52
  AVERAGE         65                        64      1       70

PRECIPITATION (IN)
  YESTERDAY        T             0.83 1997   0.03  -0.03     0.00
  MONTH TO DATE    0.12                      0.43  -0.31     0.37
  SINCE OCT 1      4.70                      8.48  -3.78     3.87
  SINCE JAN 1      4.48                      7.13  -2.65     3.59

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        0
  MONTH TO DATE   23                        28     -5       30
  SINCE JUN 1    262                       353    -91      245
  SINCE JUL 1     43                        91    -48       56

 COOLING
  YESTERDAY        0                         1     -1        5
  MONTH TO DATE   40                        30     10       27
  SINCE JUN 1    219                        98    121       83
  SINCE JAN 1    220                        98    122       84
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     6.4


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           500 AM
 LOWEST     21           300 PM
 AVERAGE    57

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


THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   81        95      1944
                                             2023
 MINIMUM TEMPERATURE (F)   46        35      2002


SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE   634 AM MDT   SUNSET   834 PM MDT
AUGUST 18 2026........SUNRISE   635 AM MDT   SUNSET   832 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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