Climatological Report (Daily)
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CDUS45 KTFX 160741
CLIHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
141 AM MDT THU OCT 16 2025

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

...THE HELENA MT CLIMATE SUMMARY FOR OCTOBER 15 2025...

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)
 YESTERDAY
  MAXIMUM         44    423 PM  83    1991  58    -14       74
  MINIMUM         34   1159 PM  16    1930  34      0       39
                                      1969
  AVERAGE         39                        46     -7       57

PRECIPITATION (IN)
  YESTERDAY        0.00          0.92 1938   0.03  -0.03     0.00
  MONTH TO DATE    1.30                      0.40   0.90      T
  SINCE OCT 1      1.30                      0.40   0.90      T
  SINCE JAN 1     12.52                      9.97   2.55     9.05

SNOWFALL (IN)
  YESTERDAY        0.0           6.7  1938   0.1   -0.1      0.0
  MONTH TO DATE    4.2                       0.9    3.3      0.0
  SINCE SEP 1      4.2                       1.1    3.1      0.0
  SINCE JUL 1      4.2                       1.4    2.8      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       26                        19      7        8
  MONTH TO DATE  258                       236     22      116
  SINCE SEP 1    330                       446   -116      199
  SINCE JUL 1    356                       509   -153      211

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


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     3.1


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1100 PM
 LOWEST     73           400 PM
 AVERAGE    83

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


THE HELENA MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        80      1927
                                             1991
 MINIMUM TEMPERATURE (F)   33        12      1946


SUNRISE AND SUNSET
OCTOBER 16 2025.......SUNRISE   747 AM MDT   SUNSET   639 PM MDT
OCTOBER 17 2025.......SUNRISE   749 AM MDT   SUNSET   637 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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