Climatological Report (Daily)
Issued by NWS Billings, MT

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000
CDUS45 KBYZ 210829
CLIBIL


CLIMATE REPORT
NATIONAL WEATHER SERVICE BILLINGS MT
226 AM MDT THU SEP 21 2017


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

...THE BILLINGS MT CLIMATE SUMMARY FOR SEPTEMBER 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         67    402 PM  91    1938  71     -4       73
  MINIMUM         43    619 AM  26    1983  46     -3       52
  AVERAGE         55                        58     -3       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.50 1970   0.04  -0.04     0.00
  MONTH TO DATE    1.95                      0.83   1.12     1.03
  SINCE OCT 1     18.75                     13.19   5.56    11.63
  SINCE JAN 1     13.19                     10.88   2.31     8.78

SNOWFALL (IN)
  YESTERDAY        0.0           1.4  1995   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.4   -0.4      0.0
  SINCE SEP 1      0.0                       0.4   -0.4      0.0
  SINCE JUL 1      0.0                       0.4   -0.4      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       10                         8      2        2
  MONTH TO DATE   99                        95      4       99
  SINCE SEP 1     99                        95      4       99
  SINCE JUL 1    101                       132    -31      127

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   99                        44     55       39
  SINCE SEP 1     99                        44     55       39
  SINCE JAN 1    839                       626    213      723
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    35   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED    12.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    70          1200 AM
 LOWEST     24           100 PM
 AVERAGE    47

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


THE BILLINGS MT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        91      1938
 MINIMUM TEMPERATURE (F)   46        28      1995


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   700 AM MDT   SUNSET   713 PM MDT
SEPTEMBER 22 2017.....SUNRISE   701 AM MDT   SUNSET   711 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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