389
CDUS46 KOTX 012345
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
445 PM PDT MON SEP 01 2025
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 1 2025
VALID AS OF 0400 PM LOCAL TIME.
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)
TODAY
MAXIMUM 102R 225 PM 102 1938 85 17 100
MINIMUM 67 458 AM 44 1999 57 10 60
AVERAGE 85 71 14 80
PRECIPITATION (IN)
TODAY 0.00 0.69 1971 0.02 -0.02 0.00
MONTH TO DATE 0.00 0.02 -0.02 0.00
SINCE OCT 1 9.22 12.29 -3.07 11.11
SINCE JAN 1 5.45 8.85 -3.40 6.70
SNOWFALL (IN)
TODAY MM 0.0 1998 0.0 MM 0.0
MONTH TO DATE MM 0.0 MM 0.0
SINCE SEP 1 MM 0.0 MM 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 0 1 -1 0
MONTH TO DATE 0 1 -1 0
SINCE SEP 1 0 1 -1 0
SINCE JUL 1 0 12 -12 2
COOLING
TODAY 20 7 13 15
MONTH TO DATE 20 7 13 15
SINCE SEP 1 20 7 13 15
SINCE JAN 1 1120 813 307 1059
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 4.3
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 40
LOWEST 12
AVERAGE 26
......................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 85 105 1938
MINIMUM TEMPERATURE (F) 56 43 1999
SUNRISE AND SUNSET
SEPTEMBER 1 2025.....SUNRISE 609 AM PDT SUNSET 726 PM PDT
SEPTEMBER 2 2025.....SUNRISE 610 AM PDT SUNSET 724 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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