Climatological Report (Daily)
Issued by NWS
Issued by NWS
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CDUS46 KPDT 180845
CLIALW
CLIMATE REPORT
NATIONAL WEATHER SERVICE PENDLETON,OR
145 AM PDT THU SEP 18 2025
...................................
...THE WALLA WALLA WA CLIMATE SUMMARY FOR SEPTEMBER 17 2025...
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1949 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 87 356 PM 97 1981 78 9 MM
MINIMUM 59 557 AM 32 1965 54 5 MM
AVERAGE 73 66 7 MM
PRECIPITATION (IN)
YESTERDAY 0.00 0.52 2013 0.02 -0.02 MM
MONTH TO DATE 0.36 0.32 0.04 0.51
SINCE OCT 1 14.33 18.42 -4.09 14.86
SINCE JAN 1 7.95 12.28 -4.33 8.67
DEGREE DAYS
HEATING
YESTERDAY 0 2 -2 MM
MONTH TO DATE 1 23 -22 9
SINCE SEP 1 1 23 -22 9
SINCE JUL 1 1 31 -30 21
COOLING
YESTERDAY 8 3 5 MM
MONTH TO DATE 162 79 83 128
SINCE SEP 1 162 79 83 128
SINCE JAN 1 1167 906 261 990
...................................................................
WIND (MPH)
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (270)
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 5.2
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 72 600 AM
LOWEST 27 400 PM
AVERAGE 50
..........................................................
THE WALLA WALLA WA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 78 97 1981
MINIMUM TEMPERATURE (F) 53 36 1965
SUNRISE AND SUNSET
SEPTEMBER 18 2025.....SUNRISE 635 AM PDT SUNSET 658 PM PDT
SEPTEMBER 19 2025.....SUNRISE 637 AM PDT SUNSET 656 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$