Climatological Report (Daily)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
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CDUS46 KOTX 100845
CLILWS
CLIMATE REPORT
NATIONAL WEATHER SERVICE SPOKANE WA
145 AM PDT THU SEP 10 2026
...................................
...THE LEWISTON ID AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 9 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 84 431 PM 103 1944 83 1 84
MINIMUM 53 550 AM 40 1959 54 -1 59
AVERAGE 69 68 1 72
PRECIPITATION (IN)
YESTERDAY 0.00 0.40 1931 0.01 -0.01 0.00
MONTH TO DATE 0.81 0.16 0.65 0.02
SINCE OCT 1 13.27 12.43 0.84 9.24
SINCE JAN 1 9.90 8.99 0.91 5.47
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 1 -1 0
MONTH TO DATE 18 9 9 0
SINCE SEP 1 18 9 9 0
SINCE JUL 1 19 20 -1 0
COOLING
YESTERDAY 4 5 -1 7
MONTH TO DATE 10 51 -41 128
SINCE SEP 1 10 51 -41 128
SINCE JAN 1 884 857 27 1228
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (90)
HIGHEST GUST SPEED 17 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 83 500 AM
LOWEST 23 400 PM
AVERAGE 53
..........................................................
THE LEWISTON ID AIRPORT CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 82 102 1944
MINIMUM TEMPERATURE (F) 54 33 1895
SUNRISE AND SUNSET
SEPTEMBER 10 2026.....SUNRISE 620 AM PDT SUNSET 709 PM PDT
SEPTEMBER 11 2026.....SUNRISE 621 AM PDT SUNSET 707 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$