Climatological Report (Daily)
Issued by NWS Boise, ID

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CDUS46 KBOI 220121
CLIBNO

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
721 PM MDT THU AUG 21 2025

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

...THE BURNS OR CLIMATE SUMMARY FOR AUGUST 21 2025...
VALID TODAY AS OF 0700 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1938 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         88        MM  97    2022  86      2       82
  MINIMUM         43        MM  34    2000  45     -2       43
  AVERAGE         66                        65      1       63

PRECIPITATION (IN)
  TODAY            0.00          0.61 2023   0.01  -0.01     0.00
  MONTH TO DATE    0.14                      0.17  -0.03     0.33
  SINCE OCT 1     14.54                      9.95   4.59    10.55
  SINCE JAN 1      6.94                      6.64   0.30     7.34

DEGREE DAYS
 HEATING
  TODAY            0                         2     -2        2
  MONTH TO DATE   18                        27     -9       11
  SINCE JUN 1    197                       254    -57      107
  SINCE JUL 1     44                        64    -20       11

 COOLING
  TODAY            1                         2     -1        0
  MONTH TO DATE   38                        85    -47      132
  SINCE JUN 1    196                       265    -69      466
  SINCE JAN 1    199                       269    -70      467
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED     8   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM
  AVERAGE WIND SPEED     4.6


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           500 AM
 LOWEST     16           200 PM
 AVERAGE    46

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


THE BURNS OR CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86        95      1969
 MINIMUM TEMPERATURE (F)   44        30      2008


SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE   608 AM PDT   SUNSET   749 PM PDT
AUGUST 22 2025........SUNRISE   609 AM PDT   SUNSET   747 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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