Climatological Report (Daily)
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901
CDUS45 KTFX 210738
CLIHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
138 AM MDT SAT SEP 21 2024

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

...THE HELENA MT CLIMATE SUMMARY FOR SEPTEMBER 20 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         74    126 PM  90    1922  72      2       67
  MINIMUM         46   1149 PM  20    1983  43      3       40
  AVERAGE         60                        58      2       54

PRECIPITATION (IN)
  YESTERDAY        0.00          1.00 1941   0.03  -0.03      T
  MONTH TO DATE    1.23                      0.67   0.56     1.22
  SINCE OCT 1     10.57                     11.11  -0.54    12.89
  SINCE JAN 1      9.05                      9.28  -0.23     9.48

SNOWFALL (IN)
  YESTERDAY        0.0           1.4  1968   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.1   -0.1      0.0
  SINCE SEP 1      0.0                       0.1   -0.1      0.0
  SINCE JUL 1      0.0                       0.4   -0.4      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        5                         8     -3       11
  MONTH TO DATE   44                       111    -67       29
  SINCE SEP 1     44                       111    -67       29
  SINCE JUL 1     56                       174   -118       33

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE   62                        27     35       34
  SINCE SEP 1     62                        27     35       34
  SINCE JAN 1    580                       432    148      586
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    43   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    10.1


SKY COVER
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    80           200 AM
 LOWEST     22           400 PM
 AVERAGE    51

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        90      1966
                                             1967
 MINIMUM TEMPERATURE (F)   43        20      1995


SUNRISE AND SUNSET
SEPTEMBER 21 2024.....SUNRISE   714 AM MDT   SUNSET   726 PM MDT
SEPTEMBER 22 2024.....SUNRISE   716 AM MDT   SUNSET   724 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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