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
488
CDUS46 KSEW 190931
CLISEA

CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
131 AM PST SUN JAN 19 2025

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

...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR JANUARY 18 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         43    318 PM  60    2005  48     -5       39
  MINIMUM         27    522 AM   9    1950  38    -11       34
  AVERAGE         35                        43     -8       37

PRECIPITATION (IN)
  YESTERDAY        0.00          2.98 1986   0.19  -0.19     0.38
  MONTH TO DATE    1.04                      3.45  -2.41     3.01
  SINCE OCT 1     14.43                     19.39  -4.96    20.16
  SINCE JAN 1      1.04                      3.45  -2.41     3.01

SNOWFALL (IN)
  YESTERDAY        0.0           6.8  2012                   0.0
  MONTH TO DATE    0.0                                        T
  SINCE OCT 1      0.0                                        T
  SINCE JUL 1      0.0                                        T
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       30                        22      8       28
  MONTH TO DATE  429                       404     25      519
  SINCE DEC 1   1075                      1115    -40     1115
  SINCE JUL 1   2116                      2176    -60     2118

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


WIND (MPH)
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (20)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     5.6


SKY COVER
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     53           200 PM
 AVERAGE    77

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


THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   48        62      2005
 MINIMUM TEMPERATURE (F)   38        18      1954


SUNRISE AND SUNSET
JANUARY 19 2025.......SUNRISE   749 AM PST   SUNSET   452 PM PST
JANUARY 20 2025.......SUNRISE   748 AM PST   SUNSET   453 PM PST


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




$$