Climatological Report (Daily)
Issued by NWS Billings, MT

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CDUS45 KBYZ 210723
CLIBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
123 AM MDT SAT OCT 21 2017


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

...THE BILLINGS MT CLIMATE SUMMARY FOR OCTOBER 20 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         74    128 PM  82    1947  58     16       62
  MINIMUM         43   1122 PM  20    1949  36      7       32
  AVERAGE         59                        47     12       47

PRECIPITATION (IN)
  YESTERDAY        0.00          0.53 1949   0.03  -0.03     0.00
  MONTH TO DATE    0.28                      0.85  -0.57     3.08
  SINCE OCT 1      0.28                      0.85  -0.57     3.08
  SINCE JAN 1     14.26                     12.20   2.06    12.41

SNOWFALL (IN)
  YESTERDAY        0.0           9.3  1949   0.1   -0.1      0.0
  MONTH TO DATE    T                         2.5   -2.5      3.0
  SINCE SEP 1      T                         3.6   -3.6      3.0
  SINCE JUL 1      T                         3.6   -3.6      3.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        6                        18    -12       18
  MONTH TO DATE  299                       297      2      310
  SINCE SEP 1    535                       489     46      471
  SINCE JUL 1    537                       526     11      499

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    1                         0      1        2
  SINCE SEP 1    100                        51     49       54
  SINCE JAN 1    840                       633    207      738
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    44   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    59   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    17.3


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    62           700 PM
 LOWEST     22          1200 AM
 AVERAGE    42

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


THE BILLINGS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        85      2003
 MINIMUM TEMPERATURE (F)   36        19      1984
                                             1981
                                             1949


SUNRISE AND SUNSET
OCTOBER 21 2017.......SUNRISE   739 AM MDT   SUNSET   617 PM MDT
OCTOBER 22 2017.......SUNRISE   741 AM MDT   SUNSET   616 PM MDT


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




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