Climatological Report (Monthly)
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CXUS55 KTFX 012138
CLMHLN

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
238 PM MST FRI DEC 01 2023

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

...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1866 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             76   11/05/2020
 LOW             -39   11/16/1959
HIGHEST           63   11/15         50      13       68  11/01
LOWEST            12   11/25         15      -3       -6  11/18
                                                          11/19
AVG. MAXIMUM    48.2               42.8     5.4     30.8
AVG. MINIMUM    25.9               22.8     3.1     11.9
MEAN            37.1               32.8     4.3     21.3
DAYS MAX >= 90     0                0.0     0.0        0
DAYS MAX <= 32     1                5.2    -4.2       18
DAYS MIN <= 32    24               25.3    -1.3       29
DAYS MIN <= 0      0                1.4    -1.4        6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.29   1896
 MINIMUM        0.02
TOTALS          0.02R              0.59   -0.57     0.92
DAYS >= .01        2                6.5    -4.5
DAYS >= .10        0                1.9    -1.9
DAYS >= .50        0                0.1    -0.1
DAYS >= 1.00       0                0.0     0.0
GREATEST
 24 HR. TOTAL   0.01   11/23 TO 11/23
                       11/05 TO 11/05
                       11/23 TO 11/23

SNOWFALL (INCHES)
RECORDS
 TOTAL          32.9   1959
 24 HR TOTAL    21.5   11/10/1959 TO 11/11/1959
TOTALS             T                5.4    -5.4     12.5
SINCE 7/1       13.9                8.7     5.2
SNOWDEPTH AVG.     0
DAYS >= TRACE      1                4.0    -3.0
DAYS >= 1.0        0                1.7    -1.7
GREATEST
 SNOW DEPTH        5   11/01
                       11/02
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    831                966    -135     1304
 SINCE 7/1      1561               1843    -282       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       588                433     155       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.1
HIGHEST WIND SPEED/DIRECTION    39/280    DATE  11/11
HIGHEST GUST SPEED/DIRECTION    58/260    DATE  11/11

SKY COVER
AVERAGE SKY COVER           0.34

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                3     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                1     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      1
HAZE                      4

-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.

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