Climatological Report (Monthly)
Issued by NWS

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CXUS55 KBYZ 010948
CLMLVM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
347 AM MDT TUE SEP 1 2015

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

...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE MONTH OF AUGUST 2015...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2015

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            96   08/01
LOWEST             30   08/23
AVG. MAXIMUM     85.1              84.0     1.1
AVG. MINIMUM     48.9              47.2     1.7
MEAN             67.0              65.6     1.4
DAYS MAX >= 90     10
DAYS MAX <= 32      0
DAYS MIN <= 32      1
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           1.25              1.11    0.14
DAYS >= .01        10
DAYS >= .10         3
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.43   08/12 TO 08/12

DEGREE_DAYS
HEATING TOTAL      57                68     -11
 SINCE 7/1         67               118     -51
COOLING TOTAL     127                86      41
 SINCE 1/1        342               215     127
.................................................

WIND (MPH)
AVERAGE WIND SPEED              10.6
HIGHEST WIND SPEED/DIRECTION    47/270    DATE  08/12
HIGHEST GUST SPEED/DIRECTION    61/270    DATE  08/12

AVERAGE RH (PERCENT)     45

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              8     MIXED PRECIP               0
HEAVY RAIN                3     RAIN                       5
LIGHT RAIN               10     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                       3     FOG W/VIS <= 1/4 MILE      0
HAZE                     10

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

&&

...AUGUST 2015 MONTH IN REVIEW FOR LIVINGSTON...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR LIVINGSTON FOR AUGUST 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 JULY 1948 AT OR NEAR THE LIVINGSTON AIRPORT.

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

... MONTHLY PRECIPITATION...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

AUGUST       1.25     1.11       +0.14      30TH WETTEST OUT OF 68 YEARS
                                            (RECORD WETTEST WAS 3.90 IN 1979)
                                            (WETTEST SINCE 2.69 IN 2014)

... AUGUST 2015 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

NONE

NOTE: SINCE THE LATE 1990S...LIVINGSTON BECAME AN AUTOMATED AND UNATTENDED
WEATHER STATION. PRECIPITATION AMOUNTS IN THE WINTER MAY BE UNDERESTIMATED.

... AVERAGE TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

AUGUST       67.0      65.6      +1.4      31ST WARMEST OUT OF 68 YEARS
                                           (RECORD WARMEST WAS 71.6 IN 2000)
                                           (WARMEST SINCE 71.3 IN 2013)

... AVERAGE HIGH TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

AUGUST       85.1      84.0      +1.1      23RD WARMEST OUT OF 68 YEARS
                                           (RECORD WARMEST WAS 91.0 IN 2000)
                                           (WARMEST SINCE 90.0 IN 2013)

... AUGUST 2015 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

NONE

... AUGUST 2015 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

64 ON AUGUST  8 (TIED RECORD IN 1974)

... AVERAGE LOW TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

AUGUST       48.9      47.2      +1.7      TIED FOR THE 28TH COLDEST OUT OF 68 YEARS
                                           (RECORD COLDEST WAS 43.4 IN 2002)
                                           (COLDEST SINCE 48.3 IN 2012)

... AUGUST 2015 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

59 ON AUGUST 14 (TIED RECORD IN 1991)

... AUGUST 2015 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

34 ON AUGUST 22 (OLD RECORD 37 IN 1996)
30 ON AUGUST 23 (OLD RECORD 35 IN 2007)

$$



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