Climatological Report (Daily)
Issued by NWS Billings, MT

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000
CDUS45 KBYZ 140723
CLIBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1223 AM MST THU DEC 14 2017


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

...THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 13 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1934 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         47   1242 AM  60    2014  35     12       13
  MINIMUM         31    544 AM -16    1963  18     13        4
  AVERAGE         39                        26     13        9

PRECIPITATION (IN)
  YESTERDAY        0.00          0.32 1975   0.01  -0.01     0.08
  MONTH TO DATE    0.17                      0.22  -0.05     0.39
  SINCE OCT 1      2.01                      2.03  -0.02     4.28
  SINCE JAN 1     15.99                     13.38   2.61    13.61

SNOWFALL (IN)
  YESTERDAY        0.0           4.8  2008   0.3   -0.3      1.4
  MONTH TO DATE    1.4                       3.4   -2.0      7.0
  SINCE DEC 1      1.4                       3.4   -2.0      7.0
  SINCE JUL 1     13.6                      15.1   -1.5     12.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       26                        39    -13       56
  MONTH TO DATE  350                       487   -137      607
  SINCE DEC 1    350                       487   -137      607
  SINCE JUL 1   1952                      2115   -163     1866

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    840                       636    204      738
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED    13.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70          1000 PM
 LOWEST     23           100 AM
 AVERAGE    47

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


THE BILLINGS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        56      1962
 MINIMUM TEMPERATURE (F)   18       -18      2008


SUNRISE AND SUNSET
DECEMBER 14 2017......SUNRISE   748 AM MST   SUNSET   430 PM MST
DECEMBER 15 2017......SUNRISE   749 AM MST   SUNSET   430 PM MST


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




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