Climatological Report (Daily)
Issued by NWS Billings, MT

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000
CDUS45 KBYZ 110724
CLIBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1224 AM MST MON DEC 11 2017


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

...THE BILLINGS MT CLIMATE SUMMARY FOR DECEMBER 10 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         52    158 PM  65    1990  35     17       22
  MINIMUM         31    753 AM -14    1961  18     13        5
  AVERAGE         42                        27     15       14

PRECIPITATION (IN)
  YESTERDAY        0.00          0.45 1975   0.01  -0.01     0.19
  MONTH TO DATE    0.17                      0.17   0.00     0.28
  SINCE OCT 1      2.01                      1.98   0.03     4.17
  SINCE JAN 1     15.99                     13.33   2.66    13.50

SNOWFALL (IN)
  YESTERDAY        0.0           4.1  1975   0.3   -0.3      3.5
  MONTH TO DATE    1.4                       2.6   -1.2      5.2
  SINCE DEC 1      1.4                       2.6   -1.2      5.2
  SINCE JUL 1     13.6                      14.3   -0.7     10.5
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       23                        38    -15       51
  MONTH TO DATE  281                       371    -90      444
  SINCE DEC 1    281                       371    -90      444
  SINCE JUL 1   1883                      1999   -116     1703

 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    25   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SW (240)
  AVERAGE WIND SPEED    18.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    53           800 AM
 LOWEST     19           600 PM
 AVERAGE    36

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


THE BILLINGS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        67      2004
 MINIMUM TEMPERATURE (F)   18       -17      1961


SUNRISE AND SUNSET
DECEMBER 11 2017......SUNRISE   745 AM MST   SUNSET   430 PM MST
DECEMBER 12 2017......SUNRISE   746 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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