223
CDUS46 KOTX 190819
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
119 AM PDT TUE AUG 19 2025
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR AUGUST 18 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 91 332 PM 111 1940 90 1 93
MINIMUM 62 530 AM 47 1946 60 2 68
1959
1973
AVERAGE 77 75 2 81
PRECIPITATION (IN)
YESTERDAY 0.00 0.21 1926 0.02 -0.02 0.00
1968
MONTH TO DATE 0.19 0.27 -0.08 0.26
SINCE OCT 1 9.12 12.03 -2.91 10.93
SINCE JAN 1 5.35 8.59 -3.24 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 16
MONTH TO DATE 211 214 -3 275
SINCE JUN 1 857 662 195 936
SINCE JAN 1 909 698 211 959
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WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.4
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 60 500 AM
LOWEST 24 300 PM
AVERAGE 42
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 89 109 1897
MINIMUM TEMPERATURE (F) 60 45 1916
SUNRISE AND SUNSET
AUGUST 19 2025........SUNRISE 552 AM PDT SUNSET 750 PM PDT
AUGUST 20 2025........SUNRISE 554 AM PDT SUNSET 748 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
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