Climatological Report (Daily)
Issued by NWS

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083
CDUS45 KBOI 210124
CLITWF

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
724 PM MDT SAT SEP 20 2025

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

...THE TWIN FALLS ID CLIMATE SUMMARY FOR SEPTEMBER 20 2025...
VALID TODAY AS OF 0700 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1997 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         82    121 PM  86    2013  75      7       77
                                      2022
  MINIMUM         56    300 AM  35    2013  46     10       50
  AVERAGE         69                        60      9       64

PRECIPITATION (IN)
  TODAY            0.00          0.17 2017   0.02  -0.02     0.00
  MONTH TO DATE    T                         0.31  -0.31     0.23
  SINCE OCT 1      6.82                     10.06  -3.24     8.04
  SINCE JAN 1      4.03                      7.24  -3.21     5.59

DEGREE DAYS
 HEATING
  TODAY            0                         6     -6        1
  MONTH TO DATE   17                        74    -57       54
  SINCE SEP 1     17                        74    -57       54
  SINCE JUL 1     17                       101    -84       73

 COOLING
  TODAY            4                         1      3        0
  MONTH TO DATE   56                        46     10       57
  SINCE SEP 1     56                        46     10       57
  SINCE JAN 1    821                       606    215      821
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     S (160)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED    10.7


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    55           300 AM
 LOWEST     27           300 PM
 AVERAGE    41

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


THE TWIN FALLS ID CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   74        86      2012
 MINIMUM TEMPERATURE (F)   46        32      2021


SUNRISE AND SUNSET
SEPTEMBER 20 2025.....SUNRISE   724 AM MDT   SUNSET   738 PM MDT
SEPTEMBER 21 2025.....SUNRISE   725 AM MDT   SUNSET   736 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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