654
CDUS46 KOTX 010836
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
136 AM PDT TUE SEP 01 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 31 2026
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)
YESTERDAY
MAXIMUM 89 449 PM 106 1967 86 3 104
2022
MINIMUM 52 544 AM 44 1907 57 -5 67
AVERAGE 71 71 0 86
PRECIPITATION (IN)
YESTERDAY 0.00 0.90 1896 0.02 -0.02 0.00
MONTH TO DATE 0.09 0.51 -0.42 0.29
SINCE OCT 1 12.46 12.27 0.19 9.22
SINCE JAN 1 9.09 8.83 0.26 5.45
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 1 -1 0
MONTH TO DATE 1 2 -1 0
SINCE JUN 1 35 68 -33 15
SINCE JUL 1 1 7 -6 0
COOLING
YESTERDAY 6 7 -1 21
MONTH TO DATE 349 322 27 402
SINCE JUN 1 839 770 69 1048
SINCE JAN 1 874 806 68 1100
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WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (50)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NE (50)
AVERAGE WIND SPEED 4.4
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 13 300 PM
AVERAGE 35
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 102 1938
2025
MINIMUM TEMPERATURE (F) 57 44 1999
SUNRISE AND SUNSET
SEPTEMBER 1 2026.....SUNRISE 608 AM PDT SUNSET 727 PM PDT
SEPTEMBER 2 2026.....SUNRISE 610 AM PDT SUNSET 725 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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