Climatological Report (Monthly)
Issued by NWS

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CXUS55 KBYZ 011114
CLMLVM


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
411 AM MST FRI DEC 1 2017

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

...THE LIVINGSTON MT CLIMATE SUMMARY FOR THE MONTH OF NOVEMBER 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2017

WEATHER         OBSERVED          NORMAL  DEPART
                 VALUE   DATE(S)  VALUE   FROM
                                          NORMAL
................................................
TEMPERATURE (F)
HIGHEST            66   11/26
                        11/23
LOWEST             -6   11/06
AVG. MAXIMUM     43.9              44.0    -0.1
AVG. MINIMUM     26.2              23.9     2.3
MEAN             35.1              34.0     1.1
DAYS MAX >= 90      0
DAYS MAX <= 32      6
DAYS MIN <= 32     24
DAYS MIN <= 0       2

PRECIPITATION (INCHES)
TOTALS           2.03              0.59    1.44
DAYS >= .01        13
DAYS >= .10         6
DAYS >= .50         1
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.69   11/01 TO 11/01

DEGREE_DAYS
HEATING TOTAL     893               931     -38
 SINCE 7/1       1823              1959    -136
COOLING TOTAL       0                 0       0
 SINCE 1/1        397               230     167
.................................................

WIND (MPH)
AVERAGE WIND SPEED              18.5
HIGHEST WIND SPEED/DIRECTION    54/210    DATE  11/20
HIGHEST GUST SPEED/DIRECTION    70/210    DATE  11/19

AVERAGE RH (PERCENT)     65

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM              0     MIXED PRECIP               0
HEAVY RAIN                0     RAIN                       2
LIGHT RAIN                7     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                2     SNOW                       6
LIGHT SNOW               11     SLEET                      0
FOG                      15     FOG W/VIS <= 1/4 MILE      3
HAZE                      5

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

&&

...NOVEMBER 2017 MONTH IN REVIEW FOR LIVINGSTON...

BELOW IS A SUMMARY OF THE TEMPERATURE AND PRECIPITATION
STATISTICS FOR LIVINGSTON FOR NOVEMBER 2017. 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 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   2017 VALUES  NORMALS    DEPARTURE  RANKING

NOVEMBER     1.98     0.59       +1.39      2ND WETTEST OUT OF 70 YEARS
                                            (RECORD WETTEST WAS 2.40 IN 1973)
                                            (WETTEST SINCE 2.40 IN 1973)

... NOVEMBER 2017 BROKEN OR TIED DAILY PRECIPITATION RECORDS...

0.69 ON NOVEMBER  1 (OLD RECORD 0.52 IN 1957)
0.39 ON NOVEMBER  3 (OLD RECORD 0.36 IN 2015)

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

... AVERAGE TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

NOVEMBER     35.1      34.0      +1.1      TIED FOR THE 32ND WARMEST OUT OF 70 YEARS
                                           (RECORD WARMEST WAS 49.0 IN 1999)
                                           (WARMEST SINCE 43.2 IN 2016)

... AVERAGE HIGH TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

NOVEMBER     43.9      44.0      -0.1      35TH WARMEST OUT OF 70 YEARS
                                           (RECORD WARMEST WAS 60.5 IN 1999)
                                           (WARMEST SINCE 54.8 IN 2016)

... NOVEMBER 2017 BROKEN OR TIED WARMEST DAILY HIGH TEMPERATURE RECORDS...

66 ON NOVEMBER 23 (OLD RECORD 58 IN 1995)
66 ON NOVEMBER 26 (OLD RECORD 64 IN 1998)

... NOVEMBER 2017 BROKEN OR TIED COLDEST DAILY HIGH TEMPERATURE RECORDS...

16 ON NOVEMBER  6 (OLD RECORD 21 IN 1973)

... AVERAGE LOW TEMPERATURES...

 MONTH   2017 VALUES  NORMALS   DEPARTURE  RANKING

NOVEMBER     26.2      23.9      +2.3      TIED FOR THE 30TH WARMEST OUT OF 70 YEARS
                                           (RECORD WARMEST WAS 37.5 IN 1999)
                                           (WARMEST SINCE 31.6 IN 2016)

... NOVEMBER 2017 BROKEN OR TIED WARMEST DAILY LOW TEMPERATURE RECORDS...

51 ON NOVEMBER 22 (OLD RECORD 46 IN 1954)
52 ON NOVEMBER 23 (OLD RECORD 47 IN 2011)
51 ON NOVEMBER 26 (OLD RECORD 45 IN 1962)

... NOVEMBER 2017 BROKEN OR TIED COLDEST DAILY LOW TEMPERATURE RECORDS...

-6 ON NOVEMBER  6 (OLD RECORD 5 IN 1971)
-3 ON NOVEMBER  7 (OLD RECORD 4 IN 1973)

$$




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