Climatological Report (Monthly)
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CXUS55 KTFX 010816
CLMHVR


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
216 AM MDT SUN OCT 1 2017

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

...THE HAVRE MT CLIMATE SUMMARY FOR THE MONTH OF SEPTEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1880 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH             101   09/02/1998
                        09/05/1967
 LOW               18   09/21/1995
                        09/28/1984
                        09/27/1928
HIGHEST            96   09/08        78      18       93
LOWEST             30   09/25        36      -6       28
AVG. MAXIMUM     73.3              71.4     1.9     70.4
AVG. MINIMUM     42.0              41.6     0.4     43.5
MEAN             57.7              56.5     1.2     57.0
DAYS MAX >= 90      5               1.9     3.1        1
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      1               2.9    -1.9        1
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.99   1911
 MINIMUM         0.04   1990
TOTALS           0.97              1.12   -0.15     1.80
DAYS >= .01         3               7.5    -4.5
DAYS >= .10         2               3.1    -1.1
DAYS >= .50         0               0.5    -0.5
DAYS >= 1.00        0               0.1    -0.1
GREATEST
 24 HR. TOTAL    0.48   09/15 TO 09/15

SNOWFALL (INCHES)
RECORDS
 TOTAL            8.7   1934
 24 HR TOTAL      7.8
 SNOW DEPTH         6   09/23/1934
TOTALS            0.0               0.3    -0.3      0.0
SNOWDEPTH AVG.      0
DAYS >= TRACE       0               0.1    -0.1
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM                             0
 24 HR TOTAL      0.0   09/30 TO 09/30

DEGREE_DAYS
HEATING TOTAL     252               274     -22      255
 SINCE 7/1        264               357     -93      316
COOLING TOTAL      39                19      20       20
 SINCE 1/1        526               386     140      344
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              7.5
HIGHEST WIND SPEED/DIRECTION    30/230    DATE  09/20
HIGHEST GUST SPEED/DIRECTION    37/220    DATE  09/20

SKY COVER
AVERAGE SKY COVER           0.30

AVERAGE RH (PERCENT)     53

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

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

$$



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