Climatological Report (Monthly)
Issued by NWS Billings, MT

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CXUS55 KBYZ 011226
CLMBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
625 AM MDT WED JUL 1 2015

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF JUNE 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1934 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            98   06/29
                        06/28
LOWEST             49   06/03
AVG. MAXIMUM     82.4              77.2     5.2
AVG. MINIMUM     57.5              52.1     5.4
MEAN             69.9              64.7     5.2
DAYS MAX >= 90      7
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           1.60              2.12   -0.52
DAYS >= .01        10
DAYS >= .10         5
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.54   06/01 TO 06/02

SNOWFALL (INCHES)
TOTALS            0.0               0.0     0.0
SINCE 7/1        55.4              55.0     0.4
SNOWDEPTH AVG.      0
DAYS >= TRACE       0
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL      0.0   06/30 TO 06/30

DEGREE_DAYS
HEATING TOTAL      18                96     -78
 SINCE 7/1       6069              6782    -713
COOLING TOTAL     173                85      88
 SINCE 1/1        176               102      74
.................................................

WIND (MPH)
AVERAGE WIND SPEED              8.5
HIGHEST WIND SPEED/DIRECTION    41/300    DATE  06/29
HIGHEST GUST SPEED/DIRECTION    49/300    DATE  06/29

AVERAGE RH (PERCENT)     53

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             15     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       4
LIGHT RAIN               13     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      1
HAZE                      3

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

&&

...JUNE 2015 MONTH IN REVIEW FOR BILLINGS...

BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND
STATISTICS FOR BILLINGS FOR JUNE 2015. ALL TEMPERATURES ARE IN
DEGREES FAHRENHEIT AND ALL PRECIPITATION AMOUNTS ARE IN INCHES. NORMALS
ARE 30 YEAR AVERAGES CALCULATED FROM 1981 TO 2010. MONTHLY RANKINGS
FOR PRECIPITATION...SNOWFALL...AND TEMPERATURES USE A PERIOD OF RECORD
THAT STARTED IN AUGUST 1934 AT THE BILLINGS AIRPORT. MONTHLY RANKINGS
FOR WIND USE A PERIOD OF RECORD THAT STARTED IN 1984.

NUMBERS DENOTED WITH AN * IS MISSING DATA IN THE CALCULATION.

...BILLINGS MONTHLY PRECIPITATION...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

JUNE         1.60*    2.12       -0.52      33RD DRIEST OUT OF 81 YEARS
                                            (RECORD DRIEST WAS 0.24 TIED IN 2012)
                                            (DRIEST SINCE 0.88 IN 2013)

...BILLINGS JUNE 2015 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

JUNE          0.0*      0.0        0.0      NOT DETERMINED

...BILLINGS JUNE 2015 BROKEN OR TIED DAILY SNOWFALL RECORDS...

NONE

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JUNE         69.6      64.7      +4.9      5TH WARMEST OUT OF 81 YEARS
                                           (RECORD WARMEST WAS 75.9 IN 1988)
                                           (WARMEST SINCE 75.9 IN 1988)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JUNE         81.9      77.2      +4.7      9TH WARMEST OUT OF 81 YEARS
                                           (RECORD WARMEST WAS 92.0 IN 1988)
                                           (WARMEST SINCE 83.1 IN 2012)

...BILLINGS JUNE 2015 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS JUNE 2015 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JUNE         57.2      52.1      +5.1      3RD WARMEST OUT OF 81 YEARS
                                           (RECORD WARMEST WAS 59.8 IN 1988)
                                           (WARMEST SINCE 59.8 IN 1988)

...BILLINGS JUNE 2015 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

67 ON JUNE  9 (OLD RECORD 61 IN 1977)

...BILLINGS JUNE 2015 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

JUNE          8.3       9.5       -1.2      TIED FOR THE 4TH LEAST WINDIEST OUT OF 66 YEARS
                                            (RECORD LEAST WINDIEST WAS 7.7 IN 1983)
                                            (LEAST WINDIEST SINCE 8.2 IN 2009)

$$





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