Climatological Report (Monthly)
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CXUS55 KTFX 011643
CLMHLN


CLIMATE REPORT
NATIONAL WEATHER SERVICE GREAT FALLS MT
626 AM MDT WED JUL 1 2015

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

...THE HELENA MT CLIMATE SUMMARY FOR THE MONTH OF JUNE 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             103   06/27/2015
 LOW               30   06/10/1999
                        06/13/1969
HIGHEST           103R  06/27        80      23       82  06/09
LOWEST             45   06/04        44       1       42  06/15
                                                          06/07
AVG. MAXIMUM     84.8              75.7     9.1     73.1
AVG. MINIMUM     54.3              48.5     5.8     48.1
MEAN             69.6              62.1     7.5     60.6
DAYS MAX >= 90      8               2.4     5.6        0
DAYS MAX <= 32      0               0.0     0.0        0
DAYS MIN <= 32      0               0.1    -0.1        0
DAYS MIN <= 0       0               0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM         5.63   1892
 MINIMUM         0.08   1985
TOTALS           0.50              2.06   -1.56     1.71
DAYS >= .01         7              11.2    -4.2
DAYS >= .10         3               5.6    -2.6
DAYS >= .50         0               1.2    -1.2
DAYS >= 1.00        0               0.2    -0.2
GREATEST
 24 HR. TOTAL    0.15   06/01 TO 06/02

SNOWFALL (INCHES)
RECORDS
 TOTAL             MM   5
 24 HR TOTAL       MM
TOTALS            0.0                 T     0.0      0.0
SINCE 7/1        24.3              38.1   -13.8
SNOWDEPTH AVG.      0
DAYS >= TRACE       0               0.1    -0.1
DAYS >= 1.0         0               0.0     0.0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   06/30 TO 06/30

DEGREE_DAYS
HEATING TOTAL      32               136    -104      127
 SINCE 7/1       6557              7541    -984     7450
COOLING TOTAL     177                49     128        3
 SINCE 1/1        177                57     120        7
.................................................................

WIND (MPH)
AVERAGE WIND SPEED              6.7
HIGHEST WIND SPEED/DIRECTION    36/270    DATE  06/09
HIGHEST GUST SPEED/DIRECTION    45/250    DATE  06/09

SKY COVER
AVERAGE SKY COVER           0.20

AVERAGE RH (PERCENT)     45

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       2     FOG W/VIS <= 1/4 MILE      1
HAZE                      3

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

&&

AN UPPER-LEVEL HIGH PRESSURE RIDGE DOMINATED THE WEATHER PATTERN IN JUNE...RESULTING
IN OVERALL WARM AND DRY CONDITIONS ACROSS CENTRAL MONTANA. HELENA REACHED 103 DEGREES ON JUNE
27TH...SETTING A NEW ALL-TIME RECORD HIGH FOR THE MONTH. JUNE 2015 WAS ALSO
THE WARMEST JUNE ON RECORD IN THE CAPITAL CITY...WITH AN AVERAGE MONTHLY TEMPERATURE
OF 69.6 DEGREES. MONTHLY RAINFALL OF 0.50 INCHES MADE JUNE 2015 THE NINTH DRIEST JUNE ON RECORD.

$$





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