740
CDUS46 KOTX 010834
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
134 AM PDT FRI MAY 01 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR APRIL 30 2026
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)
YESTERDAY
MAXIMUM 75 403 PM 87 1981 67 8 70
MINIMUM 43 508 AM 27 1894 44 -1 44
AVERAGE 59 55 4 57
PRECIPITATION (IN)
YESTERDAY 0.00 0.58 1987 0.05 -0.05 0.00
MONTH TO DATE 2.24 1.44 0.80 0.58
SINCE OCT 1 11.06 8.35 2.71 8.27
SINCE JAN 1 7.69 4.91 2.78 4.50
SNOWFALL (IN)
YESTERDAY 0.0 T 1988 0.0 0.0 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 0
DEGREE DAYS
HEATING
YESTERDAY 6 10 -4 8
MONTH TO DATE 376 407 -31 347
SINCE MAR 1 929 1015 -86 850
SINCE JUL 1 4055 4732 -677 4391
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 2 -2 0
SINCE MAR 1 0 2 -2 1
SINCE JAN 1 0 2 -2 1
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WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 4.0
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 82 500 AM
LOWEST 18 400 PM
AVERAGE 50
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 67 87 1931
1937
1998
MINIMUM TEMPERATURE (F) 44 23 1954
SUNRISE AND SUNSET
MAY 1 2026...........SUNRISE 534 AM PDT SUNSET 757 PM PDT
MAY 2 2026...........SUNRISE 532 AM PDT SUNSET 759 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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