Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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CDUS46 KOTX 200824
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
124 AM PDT SUN SEP 20 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 19 2026...
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)
YESTERDAY
MAXIMUM 81 442 PM 100 1922 78 3 89
MINIMUM 55 657 AM 30 1895 51 4 59
AVERAGE 68 65 3 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.55 1940 0.03 -0.03 0.00
MONTH TO DATE 1.56 0.36 1.20 0.93
SINCE OCT 1 14.02 12.63 1.39 10.15
SINCE JAN 1 10.65 9.19 1.46 6.38
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 3 -3 0
MONTH TO DATE 40 31 9 4
SINCE SEP 1 40 31 9 4
SINCE JUL 1 41 42 -1 4
COOLING
YESTERDAY 3 3 0 9
MONTH TO DATE 24 86 -62 182
SINCE SEP 1 24 86 -62 182
SINCE JAN 1 898 892 6 1282
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION SE (130)
AVERAGE WIND SPEED 1.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 700 AM
LOWEST 31 300 PM
AVERAGE 54
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 102 1939
MINIMUM TEMPERATURE (F) 51 34 1983
SUNRISE AND SUNSET
SEPTEMBER 20 2026.....SUNRISE 633 AM PDT SUNSET 649 PM PDT
SEPTEMBER 21 2026.....SUNRISE 634 AM PDT SUNSET 647 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$