


Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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845 CDUS46 KOTX 190445 CLILWS CLIMATE REPORT NATIONAL WEATHER SERVICE SPOKANE WA 945 PM PDT MON AUG 18 2025 ................................... ...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 18 2025... VALID TODAY AS OF 0900 PM LOCAL TIME. CLIMATE NORMAL PERIOD 1991 TO 2020 CLIMATE RECORD PERIOD 1881 TO 2025 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL ................................................................... TEMPERATURE (F) TODAY MAXIMUM 91 332 PM 111 1940 90 1 93 MINIMUM 62 530 AM 47 1946 60 2 68 1959 1973 AVERAGE 77 75 2 81 PRECIPITATION (IN) TODAY 0.00 0.21 1926 0.02 -0.02 0.00 1968 MONTH TO DATE 0.19 0.27 -0.08 0.26 SINCE OCT 1 9.12 12.03 -2.91 10.93 SINCE JAN 1 5.35 8.59 -3.24 6.52 DEGREE DAYS HEATING TODAY 0 0 0 0 MONTH TO DATE 0 0 0 0 SINCE JUN 1 15 66 -51 28 SINCE JUL 1 0 5 -5 0 COOLING TODAY 12 10 2 16 MONTH TO DATE 211 214 -3 275 SINCE JUN 1 857 662 195 936 SINCE JAN 1 909 698 211 959 ................................................................... WIND (MPH) HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310) HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300) AVERAGE WIND SPEED 6.0 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.1 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED TODAY. NO SIGNIFICANT WEATHER WAS OBSERVED. RELATIVE HUMIDITY (PERCENT) HIGHEST 60 500 AM LOWEST 24 300 PM AVERAGE 42 .......................................................... THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 89 109 1897 MINIMUM TEMPERATURE (F) 60 45 1916 SUNRISE AND SUNSET AUGUST 18 2025........SUNRISE 551 AM PDT SUNSET 752 PM PDT AUGUST 19 2025........SUNRISE 552 AM PDT SUNSET 750 PM PDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$