109
CDUS46 KOTX 300846
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
146 AM PDT SAT MAY 30 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 29 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 78 239 PM 100 1897 75 3 86
1983
MINIMUM 55 431 AM 35 1951 51 4 60
AVERAGE 67 63 4 73
PRECIPITATION (IN)
YESTERDAY 0.22 0.97 1989 0.06 0.16 0.00
MONTH TO DATE 0.72 1.58 -0.86 0.51
SINCE OCT 1 11.78 9.93 1.85 8.78
SINCE JAN 1 8.41 6.49 1.92 5.01
SNOWFALL (IN)
YESTERDAY 0.0 T 1955 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 0 4 -4 0
MONTH TO DATE 91 181 -90 134
SINCE MAR 1 1020 1196 -176 984
SINCE JUL 1 4146 4913 -767 4525
COOLING
YESTERDAY 2 2 0 8
MONTH TO DATE 35 30 5 35
SINCE MAR 1 35 32 3 36
SINCE JAN 1 35 32 3 36
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WIND (MPH)
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 8.0
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
THUNDERSTORM
HEAVY RAIN
RAIN
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 1000 PM
LOWEST 33 300 PM
AVERAGE 62
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 99 1986
MINIMUM TEMPERATURE (F) 51 32 1951
SUNRISE AND SUNSET
MAY 30 2026...........SUNRISE 501 AM PDT SUNSET 831 PM PDT
MAY 31 2026...........SUNRISE 500 AM PDT SUNSET 832 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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