Climatological Report (Daily)
Issued by NWS Boise, ID

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821
CDUS46 KBOI 210930
CLIBNO

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOISE ID
330 AM MDT THU AUG 21 2025

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

...THE BURNS OR CLIMATE SUMMARY FOR AUGUST 20 2025...

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)
 YESTERDAY
  MAXIMUM         86    259 PM 100    1946  86      0       83
                                      2009
  MINIMUM         47    536 AM  35    1974  45      2       43
  AVERAGE         67                        66      1       63

PRECIPITATION (IN)
  YESTERDAY        0.00          0.16 1979   0.01  -0.01     0.00
  MONTH TO DATE    0.14                      0.16  -0.02     0.33
  SINCE OCT 1     14.54                      9.94   4.60    10.55
  SINCE JAN 1      6.94                      6.63   0.31     7.34

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        2
  MONTH TO DATE   18                        25     -7        9
  SINCE JUN 1    197                       252    -55      105
  SINCE JUL 1     44                        62    -18        9

 COOLING
  YESTERDAY        2                         2      0        0
  MONTH TO DATE   37                        83    -46      132
  SINCE JUN 1    195                       263    -68      466
  SINCE JAN 1    198                       267    -69      467
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     7.9


SKY COVER
  AVERAGE SKY COVER 0.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           500 AM
 LOWEST     19           500 PM
 AVERAGE    47

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


THE BURNS OR CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   86        97      2022
 MINIMUM TEMPERATURE (F)   45        34      2000


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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