592
CDUS46 KOTX 220445
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
945 PM PDT TUE APR 21 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 21 2026
VALID TODAY AS OF 0900 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 75 312 PM 91 1906 64 11 60
MINIMUM 48 542 AM 22 1951 42 6 41
AVERAGE 62 53 9 51
PRECIPITATION (IN)
TODAY 0.00 0.57 1988 0.05 -0.05 0.01
MONTH TO DATE 1.73 1.01 0.72 0.50
SINCE OCT 1 10.55 7.92 2.63 8.19
SINCE JAN 1 7.18 4.48 2.70 4.42
DEGREE DAYS
HEATING
TODAY 3 12 -9 14
MONTH TO DATE 253 308 -55 276
SINCE MAR 1 806 916 -110 779
SINCE JUL 1 3932 4633 -701 4320
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE MAR 1 0 0 0 1
SINCE JAN 1 0 0 0 1
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 6.5
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 80 500 AM
LOWEST 36 200 PM
AVERAGE 58
......................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 64 93 1934
MINIMUM TEMPERATURE (F) 42 29 1968
SUNRISE AND SUNSET
APRIL 21 2026.........SUNRISE 550 AM PDT SUNSET 744 PM PDT
APRIL 22 2026.........SUNRISE 549 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.
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