Climatological Report (Daily)
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601
CDUS46 KSEW 110928
CLIOLM

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PST THU DEC 11 2025

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

...THE OLYMPIA WA AIRPORT CLIMATE SUMMARY FOR DECEMBER 10 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         58    354 PM  64    2014  45     13       42
  MINIMUM         53   1258 AM  -1    1972  33     20       32
  AVERAGE         56                        39     17       37

PRECIPITATION (IN)
  YESTERDAY        1.02          2.41 1977   0.24   0.78     0.00
  MONTH TO DATE    6.93                      2.59   4.34     1.08
  SINCE OCT 1     18.71                     15.87   2.84    11.74
  SINCE JAN 1     38.07                     45.36  -7.29    40.33

DEGREE DAYS
 HEATING
  YESTERDAY        9                        26    -17       28
  MONTH TO DATE  174                       255    -81      258
  SINCE DEC 1    174                       255    -81      258
  SINCE JUL 1   1313                      1686   -373     1445

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1    201                       113     88      214
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    33   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED    13.8


SKY COVER
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           900 AM
 LOWEST     89           400 PM
 AVERAGE    93

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


THE OLYMPIA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        58      1958
                                             2014
 MINIMUM TEMPERATURE (F)   33        10      2009


SUNRISE AND SUNSET
DECEMBER 11 2025......SUNRISE   747 AM PST   SUNSET   423 PM PST
DECEMBER 12 2025......SUNRISE   748 AM PST   SUNSET   423 PM PST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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