Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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CDUS46 KOTX 210836
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
136 AM PDT THU AUG 21 2025
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 20 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1881 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 90 331 PM 111 1897 89 1 86
MINIMUM 63 532 AM 41 1945 60 3 63
AVERAGE 77 74 3 75
PRECIPITATION (IN)
YESTERDAY 0.00 0.96 1959 0.02 -0.02 T
MONTH TO DATE 0.19 0.31 -0.12 0.26
SINCE OCT 1 9.12 12.07 -2.95 10.93
SINCE JAN 1 5.35 8.63 -3.28 6.52
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 JUN 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 0 0 0
MONTH TO DATE 0 0 0 0
SINCE JUN 1 15 66 -51 28
SINCE JUL 1 0 5 -5 0
COOLING
YESTERDAY 12 10 2 10
MONTH TO DATE 235 234 1 297
SINCE JUN 1 881 682 199 958
SINCE JAN 1 933 718 215 981
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 5.2
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.0
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 52 500 AM
LOWEST 23 200 PM
AVERAGE 38
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 110 1897
MINIMUM TEMPERATURE (F) 59 45 1945
SUNRISE AND SUNSET
AUGUST 21 2025........SUNRISE 555 AM PDT SUNSET 746 PM PDT
AUGUST 22 2025........SUNRISE 556 AM PDT SUNSET 745 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$