Climatological Report (Daily)
Issued by NWS Billings, MT

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675
CDUS45 KBYZ 170723
CLIMLS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
1223 AM MST SUN DEC 17 2017


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

...THE MILES CITY MT CLIMATE SUMMARY FOR DECEMBER 16 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1937 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         37    255 PM  61    1980  30      7       10
  MINIMUM         21   1110 PM -27    1964   9     12      -11
  AVERAGE         29                        20      9        0

PRECIPITATION (IN)
  YESTERDAY        0.00          0.10 1963   0.01  -0.01      T
  MONTH TO DATE    T                         0.13  -0.13     0.08
  SINCE OCT 1      0.97                      1.44  -0.47     1.05
  SINCE JAN 1      6.11                     12.28  -6.17    14.51

DEGREE DAYS
 HEATING
  YESTERDAY       36                        45     -9       65
  MONTH TO DATE  479                       693   -214      857
  SINCE DEC 1    479                       693   -214      857
  SINCE JUL 1   2222                      2492   -270     2172

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    985                       730    255      873
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92          1200 AM
 LOWEST     59           200 PM
 AVERAGE    76

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


THE MILES CITY MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   30        64      1998
 MINIMUM TEMPERATURE (F)    9       -29      1964


SUNRISE AND SUNSET
DECEMBER 17 2017......SUNRISE   742 AM MST   SUNSET   418 PM MST
DECEMBER 18 2017......SUNRISE   743 AM MST   SUNSET   418 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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