Climatological Report (Monthly)
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CXUS55 KTFX 020817
CLMGTF


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
116 AM MST THU FEB 2 2017

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

...THE GREAT FALLS MT CLIMATE SUMMARY FOR THE MONTH OF JANUARY 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1886 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE
                                          NORMAL
.............................................................
TEMPERATURE (F)
RECORD
 HIGH              67   01/26/2015
                        01/31/1992
                        01/31/1892
 LOW              -44   01/10/1909
HIGHEST            55   01/29        33      22       58
LOWEST            -21   01/11        11     -32       -7
AVG. MAXIMUM     26.4              35.5    -9.1     35.3
AVG. MINIMUM      9.5              14.9    -5.4     19.3
MEAN             17.9              25.2    -7.3     27.3
DAYS MAX >= 90      0               0.0     0.0
DAYS MAX <= 32     18               9.6     8.4
DAYS MIN <= 32     28              26.7     1.3
DAYS MIN <= 0      11               6.4     4.6

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         2.05   1969
 MINIMUM            T   1944
TOTALS           0.85              0.51    0.34     0.62
DAYS >= .01         9               6.8     2.2
DAYS >= .10         4               1.7     2.3
DAYS >= .50         0               0.1    -0.1
DAYS >= 1.00        0               0.0     0.0
GREATEST
 24 HR. TOTAL    0.30   01/01 TO 01/02

SNOWFALL (INCHES)
RECORDS
 TOTAL           24.0   1913
 24 HR TOTAL      9.6   01/21/1943 TO 01/21/1943
TOTALS           12.4               8.6     3.8      6.4
SINCE 7/1        31.0              31.8    -0.8     37.8
SNOWDEPTH AVG.      2
DAYS >= TRACE      12               7.2     4.8
DAYS >= 1.0         4               3.0     1.0
GREATEST
 SNOW DEPTH         6   01/11
 24 HR TOTAL      3.8   MM

DEGREE_DAYS
HEATING TOTAL    1450              1234     216     1160
 SINCE 7/1       4600              4451     149     4164
COOLING TOTAL       0                 0       0        0
 SINCE 1/1          0                 0       0        0
..............................................................

WIND (MPH)
AVERAGE WIND SPEED              12.0
HIGHEST WIND SPEED/DIRECTION    39/230    DATE  01/17
HIGHEST GUST SPEED/DIRECTION    45/230    DATE  01/30

SKY COVER
AVERAGE SKY COVER           0.40

AVERAGE RH (PERCENT)     67

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       0
LIGHT RAIN                0     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       3
LIGHT SNOW               12     SLEET                      0
FOG                      10     FOG W/VIS <= 1/4 MILE      4
HAZE                      8

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

$$


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