Climatological Report (Daily)
Issued by NWS

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225
CDUS45 KTFX 132240
CLIDLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT SUN SEP 13 2026

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

...THE DILLON AIRPORT MT CLIMATE SUMMARY FOR SEPTEMBER 13 2026...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         77    259 PM  90    1948  71      6       76
  MINIMUM         42    615 AM  22    1974  40      2       42
  AVERAGE         60                        56      4       59

PRECIPITATION (IN)
  TODAY            T             0.50 1940   0.02  -0.02     0.00
  MONTH TO DATE    0.03                      0.38  -0.35     0.06
  SINCE OCT 1      4.84                      9.30  -4.46     4.02
  SINCE JAN 1      4.62                      7.95  -3.33     3.74

DEGREE DAYS
 HEATING
  TODAY            5                         9     -4        6
  MONTH TO DATE   70                        99    -29       42
  SINCE SEP 1     70                        99    -29       42
  SINCE JUL 1    125                       254   -129      114

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    2                         0      2       18
  SINCE SEP 1      2                         0      2       18
  SINCE JAN 1    271                       111    160      136
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     6.4


SKY COVER
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89
 LOWEST     23
 AVERAGE    56

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


THE DILLON AIRPORT MT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        91      1948
 MINIMUM TEMPERATURE (F)   40        22      1947


SUNRISE AND SUNSET
SEPTEMBER 13 2026.....SUNRISE   707 AM MDT   SUNSET   745 PM MDT
SEPTEMBER 14 2026.....SUNRISE   708 AM MDT   SUNSET   743 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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