Climatological Report (Daily)
Issued by NWS

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000
CDUS45 KBOI 180931
CLIONO


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
231 AM MST MON DEC 18 2017


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

...THE ONTARIO OR CLIMATE SUMMARY FOR DECEMBER 17 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1948 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         36    346 PM  51    1957  35      1       17
  MINIMUM         19    553 AM -11    1964  19      0       -4
  AVERAGE         28                        27      1        7

PRECIPITATION (IN)
  YESTERDAY        0.00          0.54 2015   0.06  -0.06     0.00
  MONTH TO DATE    0.29                      0.88  -0.59     1.25
  SINCE OCT 1      2.46                      2.61  -0.15     2.62
  SINCE JAN 1     12.35                      9.26   3.09     5.24

DEGREE DAYS
 HEATING
  YESTERDAY       37                        38     -1       58
  MONTH TO DATE  596                       616    -20      663
  SINCE DEC 1    596                       616    -20      663
  SINCE JUL 1   1941                      2044   -103     1754

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1254                       852    402      976
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    10   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     2.4


SKY COVER
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           700 AM
 LOWEST     64           200 PM
 AVERAGE    78

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


THE ONTARIO OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   35        54      1973
 MINIMUM TEMPERATURE (F)   19       -11      2016


SUNRISE AND SUNSET
DECEMBER 18 2017......SUNRISE   818 AM MST   SUNSET   512 PM MST
DECEMBER 19 2017......SUNRISE   819 AM MST   SUNSET   512 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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