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000
CXUS55 KTFX 010857
CLMGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
157 AM MST MON JAN 01 2024

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF DECEMBER 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             69   12/05/1939
 LOW             -43   12/29/1968
HIGHEST           64   12/06         37      27       54
LOWEST            15   12/01         12       3      -32
AVG. MAXIMUM    47.8               35.6    12.2     25.7
AVG. MINIMUM    27.4               16.3    11.1      8.7
MEAN            37.6               26.0    11.6     17.2
DAYS MAX >= 90     0                0.0     0.0
DAYS MAX <= 32     0               10.0   -10.0
DAYS MIN <= 32    22               27.0    -5.0
DAYS MIN <= 0      0                4.6    -4.6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        2.49   1917
 MINIMUM           T
TOTALS          0.08               0.53   -0.45     0.90
DAYS >= .01        2                6.5    -4.5
DAYS >= .10        0                1.7    -1.7
DAYS >= .50        0                0.1    -0.1
DAYS >= 1.00       0                0.0     0.0
GREATEST
 24 HR. TOTAL   0.07   12/11 TO 12/11

SNOWFALL (INCHES)
RECORDS
 TOTAL          30.5   2008
 24 HR TOTAL    14.8   MM
TOTALS           1.1                9.6    -8.5     18.2
SINCE 7/1       12.3               25.1   -12.8       MM
SNOWDEPTH AVG.     0
DAYS >= TRACE      5                7.1    -2.1
DAYS >= 1.0        1                2.8    -1.8
GREATEST
 SNOW DEPTH        1   12/12
 24 HR TOTAL     1.1   12/11 TO 12/11

DEGREE DAYS
HEATING TOTAL    843               1210    -367     1474
 SINCE 7/1      2449               3147    -698       MM
COOLING TOTAL      0                  0       0        0
 SINCE 1/1       337                310      27       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              13.7
HIGHEST WIND SPEED/DIRECTION    43/230    DATE  12/09
HIGHEST GUST SPEED/DIRECTION    58/240    DATE  12/09

SKY COVER
AVERAGE SKY COVER           0.19

AVERAGE RH (PERCENT)     57

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                2     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                5     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                      0

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

$$