193
CDUS46 KOTX 182345
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
445 PM PDT SAT APR 18 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 18 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 66 259 PM 90 1897 63 3 66
1910
MINIMUM 34 432 AM 26 1964 41 -7 34
AVERAGE 50 52 -2 50
PRECIPITATION (IN)
TODAY 0.00 0.35 1985 0.05 -0.05 0.00
MONTH TO DATE 1.73 0.87 0.86 0.46
SINCE OCT 1 10.55 7.78 2.77 8.15
SINCE JAN 1 7.18 4.34 2.84 4.38
SNOWFALL (IN)
TODAY MM T 1982 0.0 MM 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE MAR 1 0.0 0.8 -0.8 0.0
SINCE JUL 1 0.1 12.7 -12.6 11.6
SNOW DEPTH MM
DEGREE DAYS
HEATING
TODAY 15 13 2 15
MONTH TO DATE 239 270 -31 237
SINCE MAR 1 792 878 -86 740
SINCE JUL 1 3918 4595 -677 4281
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 16 HIGHEST WIND DIRECTION SE (140)
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (140)
AVERAGE WIND SPEED 9.6
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 85
LOWEST 30
AVERAGE 58
......................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 63 87 1908
MINIMUM TEMPERATURE (F) 41 20 1966
SUNRISE AND SUNSET
APRIL 18 2026.........SUNRISE 556 AM PDT SUNSET 740 PM PDT
APRIL 19 2026.........SUNRISE 554 AM PDT SUNSET 741 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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