Climatological Report (Daily)
Issued by NWS
Issued by NWS
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
242
CDUS46 KSEW 040117
CLISEA
CLIMATE REPORT
NATIONAL WEATHER SERVICE SEATTLE
617 PM PDT FRI OCT 03 2025
...................................
...THE SEATTLE-TACOMA WA AIRPORT CLIMATE SUMMARY FOR OCTOBER 3 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 64 308 PM 80 1993 65 -1 66
MINIMUM 50 511 AM 39 1949 50 0 44
AVERAGE 57 58 -1 55
PRECIPITATION (IN)
TODAY 0.00 0.67 1997 0.08 -0.08 0.00
MONTH TO DATE 0.30 0.24 0.06 T
SINCE OCT 1 0.30 0.24 0.06 T
SINCE JAN 1 16.57 23.64 -7.07 18.78
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 7 1 10
MONTH TO DATE 15 21 -6 26
SINCE SEP 1 66 123 -57 132
SINCE JUL 1 90 178 -88 170
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 S (200)
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION W (280)
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION S (200)
AVERAGE WIND SPEED 4.2
SKY COVER
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
FOG
FOG W/VISIBILITY <= 1/4 MILE
RELATIVE HUMIDITY (PERCENT)
HIGHEST 100 400 AM
LOWEST 63 300 PM
AVERAGE 82
..........................................................
THE SEATTLE-TACOMA WA AIRPORT CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 65 76 1966
MINIMUM TEMPERATURE (F) 50 38 1957
SUNRISE AND SUNSET
OCTOBER 3 2025.......SUNRISE 712 AM PDT SUNSET 644 PM PDT
OCTOBER 4 2025.......SUNRISE 713 AM PDT SUNSET 642 PM PDT
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
$$