Climatological Report (Monthly)
Issued by NWS

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CXUS55 KTFX 011739
CLMHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
1135 AM MDT SAT AUG 1 2015

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

...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF JULY 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1866 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART  LAST YEAR`S
                 VALUE   DATE(S)  VALUE   FROM    VALUE  DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             105   07/12/2002
 LOW               36   07/04/1971
                        07/07/1952
                        07/01/1898
HIGHEST            99   07/04        85      14       96  07/13
LOWEST             48   07/29        51      -3       49  07/01
AVG. MAXIMUM     84.9              85.7    -0.8     88.9
AVG. MINIMUM     55.3              54.3     1.0     57.6
MEAN             70.1              70.0     0.1     73.3
DAYS MAX >= 90     10              10.5    -0.5       17
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.0     0.0        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         4.70   1993
 MINIMUM         0.07   2005
TOTALS           1.28              1.19    0.09     0.56
DAYS >= .01         9               7.7     1.3
DAYS >= .10         3               3.4    -0.4
DAYS >= .50         1               0.5     0.5
DAYS >= 1.00        0               0.1    -0.1
GREATEST
 24 HR. TOTAL    0.79   07/26 TO 07/27

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            0.0               0.0     0.0      0.0
SINCE 7/1         0.0               0.0     0.0
SNOWDEPTH AVG.      0
DAYS >= TRACE       0               0.0     0.0
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   07/31 TO 07/31

DEGREE_DAYS
HEATING TOTAL      15                27     -12        0
 SINCE 7/1         15                27     -12        0
COOLING TOTAL     181               181       0      264
 SINCE 1/1        358               238     120      271
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.9
HIGHEST WIND SPEED/DIRECTION    36/360    DATE  07/04
HIGHEST GUST SPEED/DIRECTION    49/360    DATE  07/04

SKY COVER
AVERAGE SKY COVER           0.30

AVERAGE RH (PERCENT)     47

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

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

&&

SUMMARY...JULY WAS GENERALLY CHARACTERIZED BY UPPER LEVEL TROUGHING
FROM WESTERN CANADA INTO MUCH OF THE WESTERN U.S. THIS LED TO A MORE
ACTIVE WEATHER PATTERN ACROSS MONTANA. TEMPERATURES VARIED QUITE A
BIT THROUGH THE MONTH...BUT MANY LOCATIONS ENDED UP VERY CLOSE TO
NORMAL. WITH THE ACTIVE WEATHER PATTERN...MANY LOCATIONS REPORTED
NEAR TO SLIGHTLY ABOVE NORMAL PRECIPIATION. AT HELENA...PRECIPITATION
FELL ON 13 OF 31 DAYS.

$$



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