WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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900 CXUS55 KSEW 011030 CF6SEA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: SEATTLE-TACOMA WA AIRPORT MONTH: DECEMBER YEAR: 2023 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 50 39 45 1 20 0 0.63 0.0 0 12.7 24 210 M M 9 1 36 210 2 49 43 46 3 19 0 0.43 0.0 0 13.7 35 190 M M 8 1 52 190 3 54 43 49 6 16 0 0.22 0.0 0 9.9 23 210 M M 9 1 38 200 4 58 43 51 8 14 0 1.36 0.0 0 6.1 20 150 M M 10 1 30 140 5 59 48 54 11 11 0 2.39 0.0 0 6.9 18 180 M M 10 1 25 190 6 50 46 48 5 17 0 0.35 0.0 0 3.8 8 310 M M 10 1 12 310 7 47 37 42 0 23 0 0.40 0.0 0 9.4 18 220 M M 9 13 26 190 8 44 37 41 -1 24 0 0.00 0.0 0 5.7 13 220 M M 7 17 150 9 44 35 40 -2 25 0 0.64 0.0 0 4.6 9 190 M M 10 1 14 210 10 53 44 49 7 16 0 0.14 0.0 0 7.5 17 210 M M 9 1 23 210 11 47 42 45 3 20 0 T 0.0 0 6.9 13 20 M M 10 1 21 20 12 44 34 39 -3 26 0 0.00 0.0 0 3.9 10 50 M M 7 128 13 20 13 51 34 43 1 22 0 0.00 0.0 0 4.0 10 130 M M 7 12 20 100 14 48 43 46 4 19 0 0.14 0.0 0 6.0 12 30 M M 10 1 16 100 15 52 39 46 4 19 0 0.00 0.0 0 4.1 12 150 M M 6 15 150 16 51 36 44 2 21 0 0.00 0.0 0 3.4 9 30 M M 6 11 30 17 49 33 41 -1 24 0 0.00 0.0 0 6.1 16 30 M M 8 12 19 30 18 50 38 44 2 21 0 0.05 0.0 0 4.0 10 70 M M 10 12 19 80 19 52 47 50 8 15 0 0.12 0.0 0 8.3 18 110 M M 9 18 25 70 20 51 38 45 3 20 0 0.00 0.0 0 3.5 10 120 M M 4 128 13 130 21 50 42 46 4 19 0 0.00 0.0 0 3.9 10 150 M M 8 12 15 160 22 45 37 41 -1 24 0 0.67 0.0 0 7.9 18 210 M M 9 1 26 210 23 45 33 39 -3 26 0 0.00 0.0 0 4.6 10 30 M M 3 18 18 70 24 44 30 37 -5 28 0 T 0.0 0 7.0 18 230 M M 8 23 220 25 48 41 45 3 20 0 0.59 0.0 0 14.0 22 110 M M 10 1 29 120 26 53 44 49 7 16 0 0.09 0.0 0 9.1 17 100 M M 8 1 25 100 27 55 47 51 9 14 0 0.10 0.0 0 12.8 24 110 M M 9 34 120 28 56 45 51 9 14 0 0.06 0.0 0 10.5 20 100 M M 10 1 27 100 29 63 53 58 16 7 0 T 0.0 0 12.6 28 120 M M 9 41 120 30 56 43 50 8 15 0 0.10 0.0 0 5.6 13 200 M M 9 1 18 220 31 50 38 44 2 21 0 0.00 0.0 0 3.5 9 140 M M 6 14 150 ================================================================================ SM 1568 1252 596 0 8.48 0.0 222.0 M 257 ================================================================================ AV 50.6 40.4 7.2 FASTST M M 8 MAX(MPH) MISC ----> 35 190 52 190 ================================================================================ 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: DECEMBER YEAR: 2023 LATITUDE: 47 27 N LONGITUDE: 122 18 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 45.5 TOTAL FOR MONTH: 8.48 1 = FOG OR MIST DPTR FM NORMAL: 3.5 DPTR FM NORMAL: 2.76 2 = FOG REDUCING VISIBILITY HIGHEST: 63 ON 29 GRTST 24HR 3.00 ON 4- 5 TO 1/4 MILE OR LESS LOWEST: 30 ON 24 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: 18 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 15 MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 6 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 596 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL -115 PTCLDY (SCALE 4-7) 11 TOTAL FM JUL 1 1599 CLOUDY (SCALE 8-10) 19 DPTR FM NORMAL -171 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 378 HIGHEST SLP 30.47 ON 8 DPTR FM NORMAL 115 LOWEST SLP 29.49 ON 19 [REMARKS] #FINAL-12-23#