Climatological Report (Monthly)
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105
CXUS55 KTFX 011540
CLMGTF

CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
940 AM MDT TUE JUL 01 2025

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1886 TO 2025

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE
                                          NORMAL
..............................................................
TEMPERATURE (F)
RECORD
 HIGH            102   06/21/1919
                       06/21/1900
 LOW              31   06/08/2009
                       06/10/1999
                       06/08/1950
HIGHEST           92   06/09         80      12       90
LOWEST            34   06/03         45     -11       34
AVG. MAXIMUM    75.4               72.8     2.6     74.0
AVG. MINIMUM    46.5               45.9     0.6     44.0
MEAN            61.0               59.4     1.6     59.0
DAYS MAX >= 90     1                1.1    -0.1
DAYS MAX <= 32     0                0.0     0.0
DAYS MIN <= 32     0                0.2    -0.2
DAYS MIN <= 0      0                0.0     0.0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM        8.01   1923
 MINIMUM        0.44
TOTALS          1.47               2.72   -1.25     2.24
DAYS >= .01        7               11.8    -4.8
DAYS >= .10        4                5.9    -1.9
DAYS >= .50        1                1.8    -0.8
DAYS >= 1.00       0                0.3    -0.3
GREATEST
 24 HR. TOTAL   0.53   06/22 TO 06/22

SNOWFALL (INCHES)
RECORDS
 TOTAL          11.1   1950
 24 HR TOTAL    11.0   06/07/1950 TO 06/08/1950
TOTALS           0.0                0.3    -0.3      0.0
SINCE 7/1       47.2               66.1   -18.9       MM
SNOWDEPTH AVG.     0
DAYS >= TRACE      0                0.2    -0.2
DAYS >= 1.0        0                0.0     0.0
GREATEST
 SNOW DEPTH        0
 24 HR TOTAL      MM

DEGREE DAYS
HEATING TOTAL    143                193     -50      192
 SINCE 7/1      7151               7722    -571       MM
COOLING TOTAL     31                 24       7       20
 SINCE 1/1        45                 27      18       MM
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              9.1
HIGHEST WIND SPEED/DIRECTION    35/320    DATE  06/15
HIGHEST GUST SPEED/DIRECTION    45/240    DATE  06/21

SKY COVER
AVERAGE SKY COVER           0.23

AVERAGE RH (PERCENT)     55

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              7     MIXED PRECIP               0
HEAVY RAIN                2     RAIN                       4
LIGHT RAIN               14     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       5     FOG W/VIS <= 1/4 MILE      0
HAZE                      2

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

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