Climatological Report (Daily)
Issued by NWS

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
836
CDUS46 KSEW 100116
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
616 PM PDT THU OCT 09 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 9 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         62    359 PM  79    1996  63     -1       61
  MINIMUM         51    700 AM  35    1960  49      2       53
  AVERAGE         57                        56      1       57

PRECIPITATION (IN)
  TODAY            0.04          1.27 1953   0.11  -0.07      T
  MONTH TO DATE    0.34                      0.83  -0.49     0.78
  SINCE OCT 1      0.34                      0.83  -0.49     0.78
  SINCE JAN 1     16.61                     24.23  -7.62    19.56

SNOWFALL (IN)
  TODAY            0.0          MM      MM                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      0.0                                       0.0
  SINCE JUL 1      0.0                                       0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY            8                         9     -1        8
  MONTH TO DATE   57                        72    -15       68
  SINCE SEP 1    108                       174    -66      174
  SINCE JUL 1    132                       229    -97      212

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE SEP 1     34                        30      4       42
  SINCE JAN 1    328                       263     65      315
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NW (330)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION     N (350)
  AVERAGE WIND SPEED     3.5


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           300 AM
 LOWEST     48           300 PM
 AVERAGE    72

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        77      1987
 MINIMUM TEMPERATURE (F)   48        34      1946
                                             2019


SUNRISE AND SUNSET
OCTOBER  9 2025.......SUNRISE   720 AM PDT   SUNSET   632 PM PDT
OCTOBER 10 2025.......SUNRISE   721 AM PDT   SUNSET   630 PM PDT


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




$$