Climatological Report (Daily)
Issued by NWS

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487
CDUS45 KBOI 130123
CLITWF

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
723 PM MDT SAT SEP 12 2026

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

...THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 12 2026...
VALID TODAY AS OF 0700 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1997 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         85    430 PM  92    2015  78      7       76
  MINIMUM         53    651 AM  40    2014  48      5       50
  AVERAGE         69                        63      6       63

PRECIPITATION (IN)
  TODAY            0.00          0.43 1998   0.02  -0.02     0.00
  MONTH TO DATE    0.05                      0.17  -0.12      T
  SINCE OCT 1      6.46                      9.92  -3.46     6.82
  SINCE JAN 1      4.26                      7.10  -2.84     4.03

DEGREE DAYS
 HEATING
  TODAY            0                         4     -4        2
  MONTH TO DATE   33                        35     -2        4
  SINCE SEP 1     33                        35     -2        4
  SINCE JUL 1     38                        62    -24        4

 COOLING
  TODAY            4                         2      2        0
  MONTH TO DATE   24                        35    -11       48
  SINCE SEP 1     24                        35    -11       48
  SINCE JAN 1    887                       595    292      813
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     8.2


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    50           500 AM
 LOWEST     16           400 PM
 AVERAGE    33

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


THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        89      2000
 MINIMUM TEMPERATURE (F)   48        32      2003


SUNRISE AND SUNSET
SEPTEMBER 12 2026.....SUNRISE   715 AM MDT   SUNSET   753 PM MDT
SEPTEMBER 13 2026.....SUNRISE   716 AM MDT   SUNSET   751 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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