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000
CXUS55 KTFX 010811
CLMGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
211 AM MDT WED NOV 01 2023

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2023

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH             91   10/03/1943
 LOW             -11   10/30/1991
HIGHEST           81   10/19         65      16       76
LOWEST            -2   10/28         31     -33       25
AVG. MAXIMUM    55.5               57.0    -1.5     61.7
AVG. MINIMUM    32.9               32.6     0.3     37.2
MEAN            44.2               44.8    -0.6     49.4
DAYS MAX >= 90     0                0.0     0.0
DAYS MAX <= 32     5                1.7     3.3
DAYS MIN <= 32    10               14.6    -4.6
DAYS MIN <= 0      2                0.3     1.7

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.43   1975
 MINIMUM           T
TOTALS          1.81               1.07    0.74     1.56
DAYS >= .01       11                7.4     3.6
DAYS >= .10        5                3.2     1.8
DAYS >= .50        0                0.4    -0.4
DAYS >= 1.00       0                0.0     0.0
GREATEST
 24 HR. TOTAL   0.66   10/24 TO 10/25

SNOWFALL (INCHES)
RECORDS
 TOTAL          28.0   2020
 24 HR TOTAL     9.7   10/03/1957 TO 10/04/1957
TOTALS          10.2                5.2     5.0      4.2
SINCE 7/1       10.2                6.3     3.9       MM
SNOWDEPTH AVG.     1
DAYS >= TRACE      6                3.3     2.7
DAYS >= 1.0        3                1.8     1.2
GREATEST
 SNOW DEPTH        7   10/27
 24 HR TOTAL     6.0   10/24 TO 10/25

DEGREE DAYS
HEATING TOTAL    639                628      11      475
 SINCE 7/1       842               1000    -158       MM
COOLING TOTAL      4                  2       2        0
 SINCE 1/1       337                310      27       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.6
HIGHEST WIND SPEED/DIRECTION    45/260    DATE  10/17
HIGHEST GUST SPEED/DIRECTION    62/270    DATE  10/17

SKY COVER
AVERAGE SKY COVER           0.41

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                1     RAIN                       3
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       6
LIGHT SNOW                6     SLEET                      0
FOG                      14     FOG W/VIS <= 1/4 MILE      4
HAZE                      2

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

$$