Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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CDUS46 KOTX 200840
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
140 AM PDT WED AUG 20 2025
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2025...
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)
YESTERDAY
MAXIMUM 91 259 PM 109 1897 89 2 92
MINIMUM 63 513 AM 45 1916 60 3 62
AVERAGE 77 75 2 77
PRECIPITATION (IN)
YESTERDAY 0.00 0.59 1918 0.02 -0.02 0.00
MONTH TO DATE 0.19 0.29 -0.10 0.26
SINCE OCT 1 9.12 12.05 -2.93 10.93
SINCE JAN 1 5.35 8.61 -3.26 6.52
SNOWFALL (IN)
YESTERDAY 0.0 0.0 1998 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 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
YESTERDAY 12 10 2 12
MONTH TO DATE 223 224 -1 287
SINCE JUN 1 869 672 197 948
SINCE JAN 1 921 708 213 971
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.3
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 56 500 AM
LOWEST 24 300 PM
AVERAGE 40
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 111 1897
MINIMUM TEMPERATURE (F) 60 41 1945
SUNRISE AND SUNSET
AUGUST 20 2025........SUNRISE 554 AM PDT SUNSET 748 PM PDT
AUGUST 21 2025........SUNRISE 555 AM PDT SUNSET 746 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$