Climatological Report (Daily)
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CDUS45 KTFX 302240
CLIHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
440 PM MDT TUE SEP 30 2025

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

...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 30 2025...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         72    202 PM  89    1963  67      5       62
  MINIMUM         51    603 AM  21    1950  40     11       37
  AVERAGE         62                        53      9       50

PRECIPITATION (IN)
  TODAY            0.01          1.63 1893   0.03  -0.02     0.00
  MONTH TO DATE    0.60                      0.96  -0.36     1.23
  SINCE OCT 1     11.98                     11.40   0.58    10.57
  SINCE JAN 1     11.22                      9.57   1.65     9.05

DEGREE DAYS
 HEATING
  TODAY            3                        12     -9       15
  MONTH TO DATE   72                       210   -138       83
  SINCE SEP 1     72                       210   -138       83
  SINCE JUL 1     98                       273   -175       95

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE   36                        28      8       72
  SINCE SEP 1     36                        28      8       72
  SINCE JAN 1    467                       433     34      590
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED     4.4


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80          1100 AM
 LOWEST     32           300 PM
 AVERAGE    56

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


THE HELENA MT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   66        87      1997
                                             2001
 MINIMUM TEMPERATURE (F)   40        15      1950


SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE   726 AM MDT   SUNSET   709 PM MDT
OCTOBER  1 2025.......SUNRISE   727 AM MDT   SUNSET   707 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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