Climatological Report (Daily)
Issued by NWS Pocatello, ID

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747
CDUS45 KPIH 210804
CLILLJ

CLIMATE REPORT
NATIONAL WEATHER SERVICE POCATELLO ID
204 AM MDT FRI AUG 21 2026

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

...THE CHALLIS CLIMATE SUMMARY FOR AUGUST 20 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1895 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         96    431 PM  97    1897  84     12       94
  MINIMUM         50    543 AM  31    1916  49      1       57
  AVERAGE         73                        66      7       76

PRECIPITATION (IN)
  YESTERDAY        0.00          1.04 2023   0.01  -0.01     0.00
  MONTH TO DATE    0.35                      0.29   0.06     0.27
  SINCE OCT 1      6.06                      5.92   0.14     4.44
  SINCE JAN 1      4.05                      4.32  -0.27     3.82

DEGREE DAYS
 HEATING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   11                         8      3        7
  SINCE JUN 1    182                       181      1      119
  SINCE JUL 1     25                        27     -2       11

 COOLING
  YESTERDAY        8                         3      5       11
  MONTH TO DATE  107                        88     19       76
  SINCE JUN 1    372                       272    100      311
  SINCE JAN 1    373                       276     97      329
...................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     4.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    63           600 AM
 LOWEST     11           800 PM
 AVERAGE    37

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


THE CHALLIS CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        98      2009
 MINIMUM TEMPERATURE (F)   49        33      1916


SUNRISE AND SUNSET
AUGUST 21 2026........SUNRISE   647 AM MDT   SUNSET   832 PM MDT
AUGUST 22 2026........SUNRISE   648 AM MDT   SUNSET   831 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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