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
522
CDUS46 KSEW 300842
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
142 AM PDT TUE APR 30 2024

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR APRIL 29 2024...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1945 TO 2024


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         54    326 PM  80    1976  63     -9       76
  MINIMUM         39    636 AM  31    1952  45     -6       54
  AVERAGE         47                        54     -7       65

PRECIPITATION (IN)
  YESTERDAY        0.23          1.06 1959   0.08   0.15     0.00
  MONTH TO DATE    0.87                      3.10  -2.23     3.86
  SINCE OCT 1     30.53                     32.75  -2.22    26.76
  SINCE JAN 1     13.38                     16.81  -3.43    11.87

SNOWFALL (IN)
  YESTERDAY        0.0           T    1954                   0.0
  MONTH TO DATE    0.0                                        T
  SINCE OCT 1      0.3                                       8.1
  SINCE JUL 1      0.3                                       8.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       18                        11      7        0
  MONTH TO DATE  404                       401      3      476
  SINCE MAR 1    953                       958     -5     1068
  SINCE JUL 1   3843                      4005   -162     4155

 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   5   RESULTANT WIND DIRECTION   S (200)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     7.4


SKY COVER
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           600 AM
 LOWEST     48           600 PM
 AVERAGE    69

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        85      1976
 MINIMUM TEMPERATURE (F)   46        32      1954


SUNRISE AND SUNSET
APRIL 30 2024.........SUNRISE   553 AM PDT   SUNSET   821 PM PDT
MAY  1 2024...........SUNRISE   551 AM PDT   SUNSET   822 PM PDT


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




$$