587
CDUS46 KOTX 172332
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
432 PM PDT MON AUG 17 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 17 2026
VALID AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1881 TO 2026
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 93 245 PM 108 2008 90 3 86
MINIMUM 65 537 AM 45 1946 60 5 60
AVERAGE 79 75 4 73
PRECIPITATION (IN)
TODAY 0.00 0.42 1916 0.01 -0.01 0.00
MONTH TO DATE 0.07 0.25 -0.18 0.19
SINCE OCT 1 12.44 12.01 0.43 9.12
SINCE JAN 1 9.07 8.57 0.50 5.35
SNOWFALL (IN)
TODAY 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
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 34 66 -32 15
SINCE JUL 1 0 5 -5 0
COOLING
TODAY 14 10 4 8
MONTH TO DATE 186 204 -18 199
SINCE JUN 1 676 652 24 845
SINCE JAN 1 711 688 23 897
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION N (340)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 2.8
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 61
LOWEST 21
AVERAGE 41
......................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 90 111 1940
MINIMUM TEMPERATURE (F) 60 47 1946
1959
1973
SUNRISE AND SUNSET
AUGUST 17 2026........SUNRISE 549 AM PDT SUNSET 754 PM PDT
AUGUST 18 2026........SUNRISE 551 AM PDT SUNSET 752 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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