Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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319
CDUS46 KOTX 302345
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
445 PM PDT WED SEP 30 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 30 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 69 149 PM 89 1920 73 -4 69
1976
MINIMUM 55 601 AM 30 1954 48 7 55
AVERAGE 62 60 2 62
PRECIPITATION (IN)
TODAY 0.00 0.82 2000 0.02 -0.02 0.25
MONTH TO DATE 1.63 0.60 1.03 1.24
SINCE OCT 1 14.09 12.87 1.22 10.46
SINCE JAN 1 10.72 9.43 1.29 6.69
SNOWFALL (IN)
TODAY 0.0 0.0 1998 0.0 MM 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
TODAY 3 6 -3 3
MONTH TO DATE 86 77 9 14
SINCE SEP 1 86 77 9 14
SINCE JUL 1 87 88 -1 14
COOLING
TODAY 0 1 -1 0
MONTH TO DATE 39 102 -63 211
SINCE SEP 1 39 102 -63 211
SINCE JAN 1 913 908 5 1311
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION S (160)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION N (340)
AVERAGE WIND SPEED 1.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 74
LOWEST 57
AVERAGE 66
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 72 88 1943
2008
MINIMUM TEMPERATURE (F) 47 26 1950
SUNRISE AND SUNSET
SEPTEMBER 30 2026.....SUNRISE 645 AM PDT SUNSET 630 PM PDT
OCTOBER 1 2026.......SUNRISE 647 AM PDT SUNSET 628 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$