573
CDUS46 KOTX 180822
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
122 AM PDT MON AUG 18 2025
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 17 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 86 449 PM 108 2008 90 -4 100
MINIMUM 60 545 AM 45 1946 60 0 61
AVERAGE 73 75 -2 81
PRECIPITATION (IN)
YESTERDAY 0.00 0.42 1916 0.01 -0.01 T
MONTH TO DATE 0.19 0.25 -0.06 0.26
SINCE OCT 1 9.12 12.01 -2.89 10.93
SINCE JAN 1 5.35 8.57 -3.22 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 8 10 -2 16
MONTH TO DATE 199 204 -5 259
SINCE JUN 1 845 652 193 920
SINCE JAN 1 897 688 209 943
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WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 4.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 500 AM
LOWEST 31 400 PM
AVERAGE 61
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 111 1940
MINIMUM TEMPERATURE (F) 60 47 1946
1959
1973
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.
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