286
CDUS46 KOTX 010445
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
945 PM PDT SUN MAY 31 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR MAY 31 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 73 502 PM 102 1903 75 -2 91
MINIMUM 49 435 AM 34 1951 51 -2 58
AVERAGE 61 63 -2 75
PRECIPITATION (IN)
TODAY 0.00 0.90 2020 0.05 -0.05 0.00
MONTH TO DATE 0.77 1.69 -0.92 0.51
SINCE OCT 1 11.83 10.04 1.79 8.78
SINCE JAN 1 8.46 6.60 1.86 5.01
DEGREE DAYS
HEATING
TODAY 4 4 0 0
MONTH TO DATE 104 189 -85 134
SINCE MAR 1 1033 1204 -171 984
SINCE JUL 1 4159 4921 -762 4525
COOLING
TODAY 0 2 -2 10
MONTH TO DATE 35 34 1 51
SINCE MAR 1 35 36 -1 52
SINCE JAN 1 35 36 -1 52
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (30)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (320)
AVERAGE WIND SPEED 2.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 90 400 AM
LOWEST 26 700 PM
AVERAGE 58
......................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 75 97 1909
1986
MINIMUM TEMPERATURE (F) 52 34 1951
SUNRISE AND SUNSET
MAY 31 2026...........SUNRISE 500 AM PDT SUNSET 832 PM PDT
JUNE 1 2026..........SUNRISE 459 AM PDT SUNSET 833 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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