Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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063
CDUS46 KOTX 212345
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
445 PM PDT MON SEP 21 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 21 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 87 245 PM 101 1967 77 10 72
MINIMUM 55 518 AM 29 1895 51 4 58
AVERAGE 71 64 7 65
PRECIPITATION (IN)
TODAY 0.00 0.50 1968 0.02 -0.02 0.05
MONTH TO DATE 1.56 0.40 1.16 0.98
SINCE OCT 1 14.02 12.67 1.35 10.20
SINCE JAN 1 10.65 9.23 1.42 6.43
SNOWFALL (IN)
TODAY MM 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 0 3 -3 0
MONTH TO DATE 40 37 3 4
SINCE SEP 1 40 37 3 4
SINCE JUL 1 41 48 -7 4
COOLING
TODAY 6 2 4 0
MONTH TO DATE 35 90 -55 191
SINCE SEP 1 35 90 -55 191
SINCE JAN 1 909 896 13 1291
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 4.7
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 72
LOWEST 28
AVERAGE 50
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 99 1966
MINIMUM TEMPERATURE (F) 50 34 1955
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 634 AM PDT SUNSET 647 PM PDT
SEPTEMBER 22 2026.....SUNRISE 635 AM PDT SUNSET 645 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$