724
CDUS46 KOTX 210834
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
134 AM PDT MON SEP 21 2026
...............................
..THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 20 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 85 437 PM 102 1939 78 7 89
MINIMUM 54 509 AM 34 1983 51 3 58
AVERAGE 70 64 6 74
PRECIPITATION (IN)
YESTERDAY 0.00 0.53 1969 0.02 -0.02 0.00
MONTH TO DATE 1.56 0.38 1.18 0.93
SINCE OCT 1 14.02 12.65 1.37 10.15
SINCE JAN 1 10.65 9.21 1.44 6.38
SNOWFALL (IN)
YESTERDAY 0.0 0.0 1998 0.0 0.0 0.0
MONTH TO DATE 0.0 0.0 0.0 0.0
SINCE SEP 1 0.0 0.0 0.0 0.0
SINCE JUL 1 0.0 0.0 0.0 0.0
SNOW DEPTH 0
DEGREE DAYS
HEATING
YESTERDAY 0 3 -3 0
MONTH TO DATE 40 34 6 4
SINCE SEP 1 40 34 6 4
SINCE JUL 1 41 45 -4 4
COOLING
YESTERDAY 5 2 3 9
MONTH TO DATE 29 88 -59 191
SINCE SEP 1 29 88 -59 191
SINCE JAN 1 903 894 9 1291
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WIND (MPH)
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION E (80)
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (80)
AVERAGE WIND SPEED 4.7
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 87 600 AM
LOWEST 27 400 PM
AVERAGE 57
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THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 77 101 1967
MINIMUM TEMPERATURE (F) 51 29 1895
SUNRISE AND SUNSET
SEPTEMBER 21 2026.....SUNRISE 634 AM PDT SUNSET 647 PM PDT
SEPTEMBER 22 2026.....SUNRISE 635 AM PDT SUNSET 645 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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