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
993
CDUS46 KSEW 070828
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
128 AM PDT MON APR 07 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 6 2025...

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)
 YESTERDAY
  MAXIMUM         57    100 AM  78    2007  57      0       47
  MINIMUM         48   1159 PM  31    1956  42      6       43
  AVERAGE         53                        50      3       45

PRECIPITATION (IN)
  YESTERDAY        0.47          0.63 1963   0.12   0.35     0.03
  MONTH TO DATE    0.59                      0.72  -0.13     0.14
  SINCE OCT 1     24.55                     30.37  -5.82    30.01
  SINCE JAN 1     11.15                     14.43  -3.28    12.86

SNOWFALL (IN)
  YESTERDAY       MM             T    1991                   0.0
  MONTH TO DATE    0.0                                       0.0
  SINCE OCT 1      2.3                                       0.3
  SINCE JUL 1      2.3                                       0.3
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  YESTERDAY       12                        15     -3       20
  MONTH TO DATE   86                        95     -9       98
  SINCE MAR 1    632                       652    -20      647
  SINCE JUL 1   3789                      3699     90     3558

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE MAR 1      0                         0      0        0
  SINCE JAN 1      0                         0      0        0
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     5.0


SKY COVER
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           700 PM
 LOWEST     34           200 AM
 AVERAGE    65

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   57        78      1996
                                             2016
 MINIMUM TEMPERATURE (F)   42        29      1952


SUNRISE AND SUNSET
APRIL  7 2025.........SUNRISE   635 AM PDT   SUNSET   748 PM PDT
APRIL  8 2025.........SUNRISE   633 AM PDT   SUNSET   749 PM PDT


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




$$