Climatological Report (Daily)
Issued by NWS Boise, ID

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365
CDUS45 KBOI 160141
CLIBOI

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
741 PM MDT TUE SEP 15 2026

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

...THE BOISE ID CLIMATE SUMMARY FOR SEPTEMBER 15 2026...
VALID TODAY AS OF 0700 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         77    434 PM  96    1888  80     -3       74
  MINIMUM         49    657 AM  34    1936  53     -4       49
  AVERAGE         63                        67     -4       62

PRECIPITATION (IN)
  TODAY            0.00          0.42 1996   0.02  -0.02     0.00
  MONTH TO DATE    0.31                      0.18   0.13     0.06
  SINCE OCT 1     12.16                     11.26   0.90    11.78
  SINCE JAN 1      7.81                      7.73   0.08     7.37

DEGREE DAYS
 HEATING
  TODAY            2                         2      0        3
  MONTH TO DATE   37                        23     14        3
  SINCE SEP 1     37                        23     14        3
  SINCE JUL 1     38                        36      2        3

 COOLING
  TODAY            0                         4     -4        0
  MONTH TO DATE   36                        83    -47      130
  SINCE SEP 1     36                        83    -47      130
  SINCE JAN 1   1179                       998    181     1193
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    SE (130)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     7.8


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    61           700 AM
 LOWEST     18           300 PM
 AVERAGE    40

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


THE BOISE ID CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   80        93      1998
                                             2014
                                             2023
 MINIMUM TEMPERATURE (F)   53        33      1965


SUNRISE AND SUNSET
SEPTEMBER 15 2026.....SUNRISE   724 AM MDT   SUNSET   755 PM MDT
SEPTEMBER 16 2026.....SUNRISE   726 AM MDT   SUNSET   753 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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