Climatological Report (Monthly)
Issued by NWS

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CXUS55 KTFX 011614
CLMGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
914 AM MST SUN NOV 01 2020

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF OCTOBER 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2020

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           83   10/04         65      18       72
LOWEST             0   10/25         31     -31       -2
AVG. MAXIMUM    52.6               57.7    -5.1     48.1
AVG. MINIMUM    28.9               32.8    -3.9     25.5
MEAN            40.8               45.2    -4.4     36.8
DAYS MAX >= 90     0                0.0     0.0
DAYS MAX <= 32     7                1.2     5.8
DAYS MIN <= 32    16               13.4     2.6
DAYS MIN <= 0      1                0.2     0.8

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        3.43   1975
 MINIMUM           T
TOTALS          2.04               0.86    1.18     1.25
DAYS >= .01       10                6.6     3.4
DAYS >= .10        6                2.7     3.3
DAYS >= .50        1                0.3     0.7
DAYS >= 1.00       0                0.0     0.0
GREATEST
 24 HR. TOTAL   0.80   10/18 TO 10/19

SNOWFALL (INCHES)
RECORDS
 TOTAL          18.5   1925
 24 HR TOTAL     9.7   10/03/1957 TO 10/04/1957
TOTALS          28.0R               4.1    23.9     17.0
SINCE 7/1       28.0                5.6    22.4       MM
SNOWDEPTH AVG.     2
DAYS >= TRACE     10                3.1     6.9
DAYS >= 1.0        6                1.5     4.5
GREATEST
 SNOW DEPTH       10R  10/19
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    748                613     135      866
 SINCE 7/1      1012               1020      -8       MM
COOLING TOTAL      2                  1       1        0
 SINCE 1/1       307                298       9       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              12.4
HIGHEST WIND SPEED/DIRECTION    47/270    DATE  10/30
HIGHEST GUST SPEED/DIRECTION    66/270    DATE  10/30

SKY COVER
AVERAGE SKY COVER           0.37

AVERAGE RH (PERCENT)     60

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                5     FREEZING RAIN              1
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       3
LIGHT SNOW               10     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      3
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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