Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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CDUS46 KOTX 202345
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
445 PM PDT THU AUG 20 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 20 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 97 259 PM 111 1897 89 8 90
MINIMUM 60 440 AM 41 1945 60 0 63
AVERAGE 79 74 5 77
PRECIPITATION (IN)
TODAY 0.00 0.96 1959 0.02 -0.02 0.00
MONTH TO DATE 0.07 0.31 -0.24 0.19
SINCE OCT 1 12.44 12.07 0.37 9.12
SINCE JAN 1 9.07 8.63 0.44 5.35
SNOWFALL (IN)
TODAY MM 0.0 1998 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE JUN 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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 34 66 -32 15
SINCE JUL 1 0 5 -5 0
COOLING
TODAY 14 10 4 12
MONTH TO DATE 229 234 -5 235
SINCE JUN 1 719 682 37 881
SINCE JAN 1 754 718 36 933
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 2.7
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 42
LOWEST 12
AVERAGE 27
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 110 1897
MINIMUM TEMPERATURE (F) 59 45 1945
SUNRISE AND SUNSET
AUGUST 20 2026........SUNRISE 553 AM PDT SUNSET 749 PM PDT
AUGUST 21 2026........SUNRISE 555 AM PDT SUNSET 747 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$