157
CDUS46 KOTX 120859
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
159 AM PDT FRI SEP 12 2025
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 11 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 84 319 PM 103 1944 82 2 71
MINIMUM 58 557 AM 36 1895 54 4 58
AVERAGE 71 68 3 65
PRECIPITATION (IN)
YESTERDAY 0.30 0.47 1927 0.02 0.28 0.34
MONTH TO DATE 0.39 0.20 0.19 0.35
SINCE OCT 1 9.61 12.47 -2.86 11.46
SINCE JAN 1 5.84 9.03 -3.19 7.05
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 MM
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 0
MONTH TO DATE 0 13 -13 0
SINCE SEP 1 0 13 -13 0
SINCE JUL 1 0 24 -24 2
COOLING
YESTERDAY 6 4 2 0
MONTH TO DATE 142 59 83 133
SINCE SEP 1 142 59 83 133
SINCE JAN 1 1242 865 377 1177
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WIND (MPH)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 6.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 600 AM
LOWEST 34 400 PM
AVERAGE 62
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 81 98 1944
MINIMUM TEMPERATURE (F) 54 36 1895
1970
SUNRISE AND SUNSET
SEPTEMBER 12 2025.....SUNRISE 623 AM PDT SUNSET 705 PM PDT
SEPTEMBER 13 2025.....SUNRISE 624 AM PDT SUNSET 703 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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