Climatological Report (Monthly)
Issued by NWS Billings, MT

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CXUS55 KBYZ 011014
CLMBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
412 AM MDT SAT AUG 1 2015

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF JULY 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            99   07/04
LOWEST             53   07/29
                        07/27
AVG. MAXIMUM     86.6              86.8    -0.2
AVG. MINIMUM     58.4              58.8    -0.4
MEAN             72.5              72.8    -0.3
DAYS MAX >= 90     13
DAYS MAX <= 32      0
DAYS MIN <= 32      0
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           1.66              1.32    0.34
DAYS >= .01        11
DAYS >= .10         6
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.74   07/27 TO 07/27

SNOWFALL (INCHES)
TOTALS              T               0.0     0.0
SINCE 7/1           T               0.0     0.0
SNOWDEPTH AVG.      0
DAYS >= TRACE       1
DAYS >= 1.0         0
GREATEST
 SNOW DEPTH         0   MM
 24 HR TOTAL        T   07/27 TO 07/27

DEGREE_DAYS
HEATING TOTAL       1                15     -14
 SINCE 7/1          1                15     -14
COOLING TOTAL     241               256     -15
 SINCE 1/1        417               358      59
.................................................

WIND (MPH)
AVERAGE WIND SPEED              9.7
HIGHEST WIND SPEED/DIRECTION    43/320    DATE  07/27
HIGHEST GUST SPEED/DIRECTION    54/320    DATE  07/22

AVERAGE RH (PERCENT)     46

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              9     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       2
LIGHT RAIN               11     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       1
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       1     FOG W/VIS <= 1/4 MILE      0
HAZE                      4

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

&&

...JULY 2015 MONTH IN REVIEW FOR BILLINGS...

BELOW IS A SUMMARY OF THE TEMPERATURE...PRECIPITATION...AND WIND
STATISTICS FOR BILLINGS FOR JULY 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

JULY         1.66     1.32       +0.34      18TH WETTEST OUT OF 81 YEARS
                                            (RECORD WETTEST WAS 5.08 IN 1993)
                                            (WETTEST SINCE 1.70 IN 2010)

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

NONE

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

JULY            T       0.0         +T      NOT DETERMINED

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

T ON JULY 27 (TIED RECORD IN 1949)

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JULY         72.5      72.8      -0.3      TIED FOR THE 36TH COLDEST OUT OF 81 YEARS
                                           (RECORD COLDEST WAS 62.7 IN 1993)
                                           (COLDEST SINCE 71.5 IN 2010)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JULY         86.6      86.8      -0.2      TIED FOR THE 33RD COLDEST OUT OF 81 YEARS
                                           (RECORD COLDEST WAS 73.5 IN 1993)
                                           (COLDEST SINCE 84.9 IN 2010)

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

NONE

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

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

JULY         58.4      58.8      -0.4      39TH COLDEST OUT OF 81 YEARS
                                           (RECORD COLDEST WAS 51.9 IN 1993)
                                           (COLDEST SINCE 58.1 IN 2010)

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

NONE

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

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

JULY          9.7       8.9       +0.8      TIED FOR THE 16TH WINDIEST OUT OF 66 YEARS
                                            (RECORD WINDIEST WAS 11.5 IN 1952)
                                            (WINDIEST SINCE 9.8 IN 1999)

$$




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