


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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580 CXUS55 KSEW 030930 CF6SEA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SEATTLE-TACOMA WA AIRPORT MONTH: OCTOBER YEAR: 2025 LATITUDE: 47 27 N LONGITUDE: 122 18 W TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND ================================================================================ 1 2 3 4 5 6A 6B 7 8 9 10 11 12 13 14 15 16 17 18 12Z AVG MX 2MIN DY MAX MIN AVG DEP HDD CDD WTR SNW DPTH SPD SPD DIR MIN PSBL S-S WX SPD DR ================================================================================ 1 67 54 61 3 4 0 0.30 0.0 0 9.8 22 170 M M 8 1 30 150 2 69 54 62 4 3 0 T 0.0 0 6.4 17 190 M M 8 24 180 ================================================================================ SM 136 108 7 0 0.30 0.0 16.2 M 16 ================================================================================ AV 68.0 54.0 8.1 FASTST M M 8 MAX(MPH) MISC ----> 22 170 30 150 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: SEATTLE-TACOMA WA AIRPORT MONTH: OCTOBER YEAR: 2025 LATITUDE: 47 27 N LONGITUDE: 122 18 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 61.0 TOTAL FOR MONTH: 0.30 1 = FOG OR MIST DPTR FM NORMAL: 3.0 DPTR FM NORMAL: 0.14 2 = FOG REDUCING VISIBILITY HIGHEST: 69 ON 2 GRTST 24HR 0.33 ON 30- 1 TO 1/4 MILE OR LESS LOWEST: 54 ON 2, 1 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.0 INCH 5 = HAIL GRTST 24HR 0.0 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: 0 7 = DUSTSTORM OR SANDSTORM: VSBY 1/2 MILE OR LESS 8 = SMOKE OR HAZE [NO. OF DAYS WITH] [WEATHER - DAYS WITH] 9 = BLOWING SNOW X = TORNADO MAX 32 OR BELOW: 0 0.01 INCH OR MORE: 1 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 7 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -7 PTCLDY (SCALE 4-7) 2 TOTAL FM JUL 1 82 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -89 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 328 HIGHEST SLP M ON M DPTR FM NORMAL 65 LOWEST SLP 29.81 ON 1 [REMARKS]