


Climatological Report (Daily)
Issued by NWS Pocatello, ID
Issued by NWS Pocatello, ID
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040 CDUS45 KPIH 200728 CLILLJ CLIMATE REPORT NATIONAL WEATHER SERVICE POCATELLO ID 128 AM MDT WED AUG 20 2025 ................................... ...THE CHALLIS CLIMATE SUMMARY FOR AUGUST 19 2025... 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) YESTERDAY MAXIMUM 97R 319 PM 95 1986 84 13 94 2013 2020 MINIMUM 50 626 AM 34 1914 49 1 55 AVERAGE 74 67 7 75 PRECIPITATION (IN) YESTERDAY 0.00 0.50 1990 0.02 -0.02 0.00 MONTH TO DATE 0.27 0.28 -0.01 0.22 SINCE OCT 1 4.44 5.91 -1.47 4.94 SINCE JAN 1 3.82 4.31 -0.49 3.95 DEGREE DAYS HEATING YESTERDAY 0 1 -1 0 MONTH TO DATE 7 7 0 4 SINCE JUN 1 119 180 -61 110 SINCE JUL 1 11 26 -15 14 COOLING YESTERDAY 9 3 6 10 MONTH TO DATE 65 85 -20 114 SINCE JUN 1 300 269 31 415 SINCE JAN 1 318 273 45 415 ................................................................... WIND (MPH) HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (190) HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION S (190) AVERAGE WIND SPEED 5.2 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 71 400 AM LOWEST 5 400 PM AVERAGE 38 .......................................................... THE CHALLIS CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 84 97 1897 MINIMUM TEMPERATURE (F) 49 31 1916 SUNRISE AND SUNSET AUGUST 20 2025........SUNRISE 646 AM MDT SUNSET 833 PM MDT AUGUST 21 2025........SUNRISE 647 AM MDT SUNSET 832 PM MDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$