Climatological Report (Monthly)
Issued by NWS Billings, MT

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000
CXUS55 KBYZ 010952
CLMBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
345 AM MDT WED APR 1 2015

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

...THE BILLINGS MT CLIMATE SUMMARY FOR THE MONTH OF MARCH 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            80R  03/28
LOWEST              5   03/04
AVG. MAXIMUM     59.6              48.6    11.0
AVG. MINIMUM     34.0              26.9     7.1
MEAN             46.8              37.7     9.1
DAYS MAX >= 90      0
DAYS MAX <= 32      2
DAYS MIN <= 32     10
DAYS MIN <= 0       0

PRECIPITATION (INCHES)
TOTALS           0.37              1.06   -0.69
DAYS >= .01         6
DAYS >= .10         1
DAYS >= .50         0
DAYS >= 1.00        0
GREATEST
 24 HR. TOTAL    0.18   03/17 TO 03/17

SNOWFALL (INCHES)
TOTALS            5.4              10.2    -4.8
SINCE 7/1        49.5              44.7     4.8
SNOWDEPTH AVG.      0
DAYS >= TRACE       8
DAYS >= 1.0         3
GREATEST
 SNOW DEPTH         3   03/03
 24 HR TOTAL      1.6   03/03
                        03/17

DEGREE_DAYS
HEATING TOTAL     556               845    -289
 SINCE 7/1       5197              5810    -613
COOLING TOTAL       0                 0       0
 SINCE 1/1          0                 0       0
.................................................

WIND (MPH)
AVERAGE WIND SPEED              12.6
HIGHEST WIND SPEED/DIRECTION    59/290    DATE  03/28
HIGHEST GUST SPEED/DIRECTION    73/280    DATE  03/28

AVERAGE RH (PERCENT)     41

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

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

&&

...MARCH 2015 MONTH IN REVIEW FOR BILLINGS...

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

MARCH        0.37*    1.06       -0.69      9TH DRIEST OUT OF 81 YEARS
                                            (RECORD DRIEST WAS 0.11 IN 2004)
                                            (DRIEST SINCE 0.26 IN 2013)

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

NONE

...BILLINGS MONTHLY SNOWFALL...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

MARCH         5.4*     10.2       -4.8      21ST LEAST SNOWIEST OUT OF 81 YEARS
                                            (RECORD LEAST SNOWIEST WAS 0.3 IN 2010)
                                            (LEAST SNOWIEST SINCE 2.7 IN 2013)

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

NONE

...BILLINGS AVERAGE TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

MARCH        46.3      37.7      +8.6      2ND WARMEST OUT OF 81 YEARS
                                           (RECORD WARMEST WAS 47.0 IN 2012)
                                           (WARMEST SINCE 47.0 IN 2012)

...BILLINGS AVERAGE HIGH TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

MARCH        59.1      48.6     +10.5      2ND WARMEST OUT OF 81 YEARS
                                           (RECORD WARMEST WAS 59.8 IN 2012)
                                           (WARMEST SINCE 59.8 IN 2012)

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

71 ON MARCH 14 (TIED RECORD IN 1935)
75 ON MARCH 15 (OLD RECORD 70 IN 1992)
77 ON MARCH 27 (OLD RECORD 74 IN 1946)
80 ON MARCH 28 (OLD RECORD 79 IN 1986)

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

NONE

...BILLINGS AVERAGE LOW TEMPERATURES...

 MONTH   2015 VALUES  NORMALS   DEPARTURE  RANKING

MARCH        33.5      26.9      +6.6      3RD WARMEST OUT OF 81 YEARS
                                           (RECORD WARMEST WAS 34.5 IN 1986)
                                           (WARMEST SINCE 34.2 IN 2012)

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

42 ON MARCH 11 (TIED RECORD IN 2008)
44 ON MARCH 15 (OLD RECORD 39 IN 1972)
45 ON MARCH 21 (OLD RECORD 44 IN 1986)
38 ON MARCH 22 (TIED RECORD IN 1948)
46 ON MARCH 30 (OLD RECORD 44 IN 1978)

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

NONE

...BILLINGS MONTHLY WIND AVERAGES...

 MONTH   2015 VALUES  NORMALS    DEPARTURE  RANKING

MARCH        12.5      10.8       +1.7      12TH WINDIEST OUT OF 66 YEARS
                                            (RECORD WINDIEST WAS 14.2 IN 1955)
                                            (WINDIEST SINCE 12.6 IN 2012)

$$




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