807
CDUS46 KOTX 190445
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
945 PM PDT FRI SEP 18 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 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 80 353 PM 101 1938 79 1 90
MINIMUM 52 530 AM 35 1965 52 0 59
AVERAGE 66 65 1 75
PRECIPITATION (IN)
TODAY 0.00 0.78 1940 0.02 -0.02 0.00
MONTH TO DATE 1.56 0.33 1.23 0.93
SINCE OCT 1 14.02 12.60 1.42 10.15
SINCE JAN 1 10.65 9.16 1.49 6.38
DEGREE DAYS
HEATING
TODAY 0 3 -3 0
MONTH TO DATE 40 28 12 4
SINCE SEP 1 40 28 12 4
SINCE JUL 1 41 39 2 4
COOLING
TODAY 1 3 -2 10
MONTH TO DATE 21 83 -62 173
SINCE SEP 1 21 83 -62 173
SINCE JAN 1 895 889 6 1273
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NW (310)
AVERAGE WIND SPEED 3.7
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 86 600 AM
LOWEST 31 400 PM
AVERAGE 59
......................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 100 1922
MINIMUM TEMPERATURE (F) 51 30 1895
SUNRISE AND SUNSET
SEPTEMBER 18 2026.....SUNRISE 630 AM PDT SUNSET 653 PM PDT
SEPTEMBER 19 2026.....SUNRISE 631 AM PDT SUNSET 651 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page