299
CDUS46 KOTX 300835
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
135 AM PDT TUE SEP 30 2025
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 29 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 77 211 PM 88 1963 73 4 70
MINIMUM 58 615 AM 31 1950 48 10 50
1985
AVERAGE 68 60 8 60
PRECIPITATION (IN)
YESTERDAY 0.01 0.60 1909 0.03 -0.02 0.00
MONTH TO DATE 0.99 0.58 0.41 0.82
SINCE OCT 1 10.21 12.85 -2.64 11.93
SINCE JAN 1 6.44 9.41 -2.97 7.52
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 SEP 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 5 -5 5
MONTH TO DATE 11 71 -60 15
SINCE SEP 1 11 71 -60 15
SINCE JUL 1 11 82 -71 17
COOLING
YESTERDAY 3 1 2 0
MONTH TO DATE 211 101 110 184
SINCE SEP 1 211 101 110 184
SINCE JAN 1 1311 907 404 1228
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (250)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (250)
AVERAGE WIND SPEED 4.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.2
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
HAZE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 67 1100 PM
LOWEST 31 600 PM
AVERAGE 49
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 73 89 1920
1976
MINIMUM TEMPERATURE (F) 48 30 1954
SUNRISE AND SUNSET
SEPTEMBER 30 2025.....SUNRISE 646 AM PDT SUNSET 629 PM PDT
OCTOBER 1 2025.......SUNRISE 647 AM PDT SUNSET 627 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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