Climatological Report (Daily)
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CDUS45 KTFX 220736
CLIDLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
136 AM MDT MON SEP 22 2025

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

...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 21 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1929 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         79    146 PM  86    1987  68     11       61
  MINIMUM         46    609 AM  24    1983  38      8       34
  AVERAGE         63                        53     10       48

PRECIPITATION (IN)
  YESTERDAY        0.01          0.71 1959   0.03  -0.02     0.00
  MONTH TO DATE    0.12                      0.63  -0.51     0.42
  SINCE OCT 1      4.08                      9.55  -5.47     3.75
  SINCE JAN 1      3.80                      8.20  -4.40     3.32

SNOWFALL (IN)
  YESTERDAY       MM
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY        2                        12    -10       17
  MONTH TO DATE   90                       187    -97      121
  SINCE SEP 1     90                       187    -97      121
  SINCE JUL 1    162                       342   -180      248

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   18                         0     18        6
  SINCE SEP 1     18                         0     18        6
  SINCE JAN 1    136                       111     25      188
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    39   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     9.2


SKY COVER
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           600 PM
 LOWEST     23           200 PM
 AVERAGE    53

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


THE DILLON AIRPORT MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   67        86      1987
 MINIMUM TEMPERATURE (F)   38        24      2000


SUNRISE AND SUNSET
SEPTEMBER 22 2025.....SUNRISE   718 AM MDT   SUNSET   727 PM MDT
SEPTEMBER 23 2025.....SUNRISE   719 AM MDT   SUNSET   725 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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