Climatological Report (Daily)
Issued by NWS Boise, ID

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687
CDUS45 KBOI 190932
CLIBOI

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
332 AM MDT SAT SEP 19 2026

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

...THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 18 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1875 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         73    425 PM  98    1875  79     -6       88
  MINIMUM         57   1159 PM  27    1965  52      5       59
  AVERAGE         65                        66     -1       74

PRECIPITATION (IN)
  YESTERDAY        0.04          0.86 1882   0.01   0.03     0.00
  MONTH TO DATE    0.36                      0.22   0.14     0.06
  SINCE OCT 1     12.21                     11.30   0.91    11.78
  SINCE JAN 1      7.86                      7.77   0.09     7.37

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 JUL 1      0.0                       0.0    0.0      0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         3     -3        0
  MONTH TO DATE   37                        31      6        3
  SINCE SEP 1     37                        31      6        3
  SINCE JUL 1     38                        44     -6        3

 COOLING
  YESTERDAY        0                         3     -3        9
  MONTH TO DATE   44                        94    -50      146
  SINCE SEP 1     44                        94    -50      146
  SINCE JAN 1   1187                      1009    178     1209
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (10)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     6.0


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69          1100 PM
 LOWEST     33           400 PM
 AVERAGE    51

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


THE BOISE ID CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79        94      1917
                                             2008
 MINIMUM TEMPERATURE (F)   52        31      1978


SUNRISE AND SUNSET
SEPTEMBER 19 2026.....SUNRISE   729 AM MDT   SUNSET   747 PM MDT
SEPTEMBER 20 2026.....SUNRISE   730 AM MDT   SUNSET   746 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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