


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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221 CXUS55 KSEW 240930 CF6SEA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SEATTLE-TACOMA WA AIRPORT MONTH: JUNE 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 47 57 -3 8 0 0.00 0.0 0 8.3 15 290 M M 5 21 280 2 71 48 60 0 5 0 0.00 0.0 0 7.6 16 20 M M 3 20 350 3 74 51 63 3 2 0 0.00 0.0 0 4.9 12 280 M M 4 17 280 4 67 54 61 1 4 0 0.00 0.0 0 5.8 14 210 M M 7 20 230 5 77 51 64 4 1 0 0.00 0.0 0 7.1 15 350 M M 5 1 21 350 6 79 57 68 7 0 3 0.00 0.0 0 5.8 13 350 M M 7 17 320 7 81 55 68 7 0 3 0.00 0.0 0 7.0 16 340 M M 3 23 330 8 90 61 76 15 0 11 0.00 0.0 0 7.2 14 30 M M 0 18 350 9 87 61 74 13 0 9 0.00 0.0 0 6.9 15 360 M M 0 19 350 10 81 53 67 6 0 2 0.00 0.0 0 5.9 12 320 M M 3 8 17 290 11 69 51 60 -1 5 0 0.00 0.0 0 11.1 18 230 M M 7 28 180 12 66 51 59 -2 6 0 0.00 0.0 0 6.9 17 210 M M 9 22 220 13 64 50 57 -5 8 0 0.00 0.0 0 8.1 15 220 M M 10 26 260 14 68 49 59 -3 6 0 0.00 0.0 0 7.8 14 20 M M 7 21 360 15 71 52 62 0 3 0 0.00 0.0 0 8.4 15 300 M M 4 22 320 16 74 50 62 0 3 0 0.00 0.0 0 4.8 12 220 M M 5 17 240 17 73 50 62 0 3 0 0.00 0.0 0 7.3 13 250 M M 5 19 260 18 69 55 62 0 3 0 T 0.0 0 10.4 22 210 M M 7 32 210 19 69 50 60 -2 5 0 0.00 0.0 0 6.6 14 280 M M 7 18 280 20 63 51 57 -6 8 0 T 0.0 0 9.5 16 200 M M 8 23 230 21 58 50 54 -9 11 0 0.35 0.0 0 9.4 16 190 M M 10 1 23 170 22 68 53 61 -2 4 0 T 0.0 0 6.5 13 230 M M 9 1 19 280 23 77 53 65 2 0 0 0.00 0.0 0 6.6 13 290 M M 5 16 280 ================================================================================ SM 1663 1203 85 28 0.35 0.0 169.9 M 130 ================================================================================ AV 72.3 52.3 7.4 FASTST M M 6 MAX(MPH) MISC ----> 22 210 32 210 ================================================================================ 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: JUNE YEAR: 2025 LATITUDE: 47 27 N LONGITUDE: 122 18 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 62.3 TOTAL FOR MONTH: 0.35 1 = FOG OR MIST DPTR FM NORMAL: 0.9 DPTR FM NORMAL: -0.84 2 = FOG REDUCING VISIBILITY HIGHEST: 90 ON 8 GRTST 24HR 0.35 ON 21-21 TO 1/4 MILE OR LESS LOWEST: 47 ON 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: 1 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. 85 CLEAR (SCALE 0-3) 5 DPTR FM NORMAL -14 PTCLDY (SCALE 4-7) 14 TOTAL FM JUL 1 4412 CLOUDY (SCALE 8-10) 4 DPTR FM NORMAL 55 [CDD (BASE 65) ] TOTAL THIS MO. 28 DPTR FM NORMAL 5 [PRESSURE DATA] TOTAL FM JAN 1 31 HIGHEST SLP M ON M DPTR FM NORMAL -2 LOWEST SLP 29.85 ON 20 [REMARKS]