Climatological Report (Daily)
Issued by NWS Pocatello, ID

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874
CDUS45 KPIH 212323
CLILLJ

CLIMATE REPORT
NATIONAL WEATHER SERVICE POCATELLO ID
523 PM MDT THU AUG 21 2025

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

...THE CHALLIS CLIMATE SUMMARY FOR AUGUST 21 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         89    355 PM  98    2009  84      5       83
  MINIMUM         52    637 AM  33    1916  49      3       47
  AVERAGE         71                        66      5       65

PRECIPITATION (IN)
  TODAY            0.00          0.34 2023   0.01  -0.01     0.00
  MONTH TO DATE    0.27                      0.30  -0.03     0.22
  SINCE OCT 1      4.44                      5.93  -1.49     4.94
  SINCE JAN 1      3.82                      4.33  -0.51     3.95

DEGREE DAYS
 HEATING
  TODAY            0                         1     -1        0
  MONTH TO DATE    7                         9     -2        4
  SINCE JUN 1    119                       182    -63      110
  SINCE JUL 1     11                        28    -17       14

 COOLING
  TODAY            6                         3      3        0
  MONTH TO DATE   82                        91     -9      119
  SINCE JUN 1    317                       275     42      420
  SINCE JAN 1    335                       279     56      420
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     2.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    59           800 AM
 LOWEST      9           400 PM
 AVERAGE    34

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


THE CHALLIS CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   83        96      1897
                                             2009
 MINIMUM TEMPERATURE (F)   49        34      1914


SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE   647 AM MDT   SUNSET   832 PM MDT
AUGUST 22 2025........SUNRISE   648 AM MDT   SUNSET   830 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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