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 MON JUL 20 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR JULY 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 78 259 PM 114 1931 93 -15 86
MINIMUM 65 529 AM 48 1895 62 3 63
AVERAGE 72 77 -5 75
PRECIPITATION (IN)
TODAY 0.00 0.52 1983 0.02 -0.02 0.02
2012
MONTH TO DATE 0.01 0.35 -0.34 0.02
SINCE OCT 1 12.37 11.64 0.73 8.88
SINCE JAN 1 9.00 8.20 0.80 5.11
SNOWFALL (IN)
TODAY MM 0.0 1995 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 2 -2 0
SINCE JUN 1 34 63 -29 15
SINCE JUL 1 0 2 -2 0
COOLING
TODAY 7 12 -5 10
MONTH TO DATE 220 197 23 288
SINCE JUN 1 321 304 17 495
SINCE JAN 1 356 340 16 547
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 7 HIGHEST WIND DIRECTION SW (220)
HIGHEST GUST SPEED 9 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 2.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 49
LOWEST 29
AVERAGE 39
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 93 113 1938
MINIMUM TEMPERATURE (F) 62 45 1882
SUNRISE AND SUNSET
JULY 20 2026..........SUNRISE 516 AM PDT SUNSET 832 PM PDT
JULY 21 2026..........SUNRISE 517 AM PDT SUNSET 831 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$