Climatological Report (Daily)
Issued by NWS Boise, ID

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959
CDUS45 KBOI 210931
CLIBOI


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
331 AM MDT THU SEP 21 2017


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

...THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 20 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1875 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         63   1126 AM  94    1922  77    -14       77
  MINIMUM         48   1056 PM  32    1924  50     -2       50
  AVERAGE         56                        63     -7       64

PRECIPITATION (IN)
  YESTERDAY        0.08          0.90 2008   0.03   0.05     0.00
  MONTH TO DATE    0.41                      0.36   0.05     0.01
  SINCE OCT 1     15.33                     11.51   3.82     9.32
  SINCE JAN 1     11.83                      7.86   3.97     4.98

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2006   0.0    0.0      0.0
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE OCT 1     39.1                      19.2   19.9     10.9
  SINCE JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        9                         4      5        1
  MONTH TO DATE   46                        48     -2       58
  SINCE SEP 1     46                        48     -2       58
  SINCE JUL 1     46                        66    -20       66

 COOLING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE  175                        83     92       23
  SINCE SEP 1    175                        83     92       23
  SINCE JAN 1   1341                       917    424      960
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    10.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86          1100 PM
 LOWEST     36          1100 AM
 AVERAGE    61

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


THE BOISE ID CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   77        95      1967
 MINIMUM TEMPERATURE (F)   49        30      1993


SUNRISE AND SUNSET
SEPTEMBER 21 2017.....SUNRISE   731 AM MDT   SUNSET   743 PM MDT
SEPTEMBER 22 2017.....SUNRISE   732 AM MDT   SUNSET   742 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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