Climatological Report (Daily)
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303
CDUS46 KSEW 180830
CLIOLM

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
130 AM PDT SAT OCT 18 2025

...................................

...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 17 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1941 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         61    402 PM  72    2002  60      1       58
                                      2018
  MINIMUM         39   1159 PM  25    1971  40     -1       40
  AVERAGE         50                        50      0       49

PRECIPITATION (IN)
  YESTERDAY        0.03          1.19 1956   0.17  -0.14     0.12
                                      2009
  MONTH TO DATE    0.46                      2.28  -1.82     1.09
  SINCE OCT 1      0.46                      2.28  -1.82     1.09
  SINCE JAN 1     19.82                     31.77 -11.95    29.68

DEGREE DAYS
 HEATING
  YESTERDAY       15                        15      0       16
  MONTH TO DATE  225                       214     11      176
  SINCE SEP 1    327                       397    -70      316
  SINCE JUL 1    399                       537   -138      395

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     11                         8      3       33
  SINCE JAN 1    201                       113     88      214
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (230)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED     5.5


SKY COVER
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1100 PM
 LOWEST     51           400 PM
 AVERAGE    76

..........................................................


THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   59        74      2023
 MINIMUM TEMPERATURE (F)   40        23      1976


SUNRISE AND SUNSET
OCTOBER 18 2025.......SUNRISE   734 AM PDT   SUNSET   618 PM PDT
OCTOBER 19 2025.......SUNRISE   736 AM PDT   SUNSET   616 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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