WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
022
CXUS55 KSEW 311030
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SEATTLE-TACOMA WA AIRPORT
MONTH: JANUARY
YEAR: 2025
LATITUDE: 47 27 N
LONGITUDE: 122 18 W
TEMPERATURE IN F: :PCPN: SNOW: WIND :SUNSHINE: SKY :PK WND
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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
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1 44 37 41 -1 24 0 0.04 0.0 0 4.4 10 120 M M 9 14 120
2 45 38 42 0 23 0 0.05 0.0 0 6.5 14 110 M M 9 1 21 90
3 46 39 43 1 22 0 0.48 0.0 0 8.5 16 60 M M 9 1 27 130
4 47 38 43 1 22 0 0.24 0.0 0 7.2 16 160 M M 10 1 22 170
5 49 44 47 5 18 0 T 0.0 0 7.6 16 230 M M 10 1 23 210
6 46 41 44 2 21 0 0.00 0.0 0 7.3 17 10 M M 10 12 23 360
7 44 38 41 -1 24 0 0.01 0.0 0 4.6 12 170 M M 9 1 14 160
8 50 41 46 4 19 0 0.04 0.0 0 5.7 13 360 M M 8 1 16 360
9 52 38 45 3 20 0 0.00 0.0 0 4.6 13 130 M M 7 18 23 70
10 48 42 45 2 20 0 0.14 0.0 0 7.6 16 200 M M 9 1 23 200
11 46 36 41 -2 24 0 0.00 0.0 0 5.0 10 150 M M 6 14 160
12 43 35 39 -4 26 0 0.01 0.0 0 4.2 12 50 M M 8 1 20 30
13 41 32 37 -6 28 0 0.00 0.0 0 3.5 9 130 M M 8 12 17 150
14 41 34 38 -5 27 0 0.00 0.0 0 4.4 10 120 M M 10 12 14 10
15 41 35 38 -5 27 0 0.00 0.0 0 3.7 10 140 M M 10 12 13 130
16 43 33 38 -5 27 0 0.03 0.0 0 4.9 14 140 M M 10 12 22 60
17 43 32 38 -5 27 0 0.00 0.0 0 4.6 13 20 M M 6 12 16 360
18 43 27 35 -8 30 0 0.00 0.0 0 5.6 14 30 M M 5 12 18 20
19 42 28 35 -8 30 0 0.00 0.0 0 7.2 16 30 M M 1 1 22 10
20 43 28 36 -7 29 0 0.00 0.0 0 6.4 12 100 M M 5 17 60
21 43 26 35 -8 30 0 0.00 0.0 0 3.5 9 140 M M 3 17 110
22 44 27 36 -7 29 0 0.00 0.0 0 6.7 15 40 M M 4 20 20
23 42 26 34 -9 31 0 0.00 0.0 0 4.6 13 20 M M 6 18 30
24 43 32 38 -5 27 0 T 0.0 0 9.1 17 50 M M 5 1 23 40
25 44 29 37 -6 28 0 0.00 0.0 0 12.3 20 20 M M 1 24 20
26 44 26 35 -8 30 0 0.00 0.0 0 3.6 10 30 M M 2 17 20
27 47 29 38 -5 27 0 0.00 0.0 0 6.3 12 20 M M 0 15 30
28 47 26 37 -6 28 0 0.00 0.0 0 3.3 9 50 M M 1 12 10
29 47 28 38 -5 27 0 0.00 0.0 0 3.4 12 220 M M 3 12 16 210
30 43 32 38 -5 27 0 0.17 0.0 0 8.6 15 140 M M 9 1 22 150
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SM 1341 997 772 0 1.21 0.0 174.9 M 193
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AV 44.7 33.2 5.8 FASTST M M 6 MAX(MPH)
MISC ----> 20 20 27 130
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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: JANUARY
YEAR: 2025
LATITUDE: 47 27 N
LONGITUDE: 122 18 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 39.0 TOTAL FOR MONTH: 1.21 1 = FOG OR MIST
DPTR FM NORMAL: -3.7 DPTR FM NORMAL: -4.40 2 = FOG REDUCING VISIBILITY
HIGHEST: 52 ON 9 GRTST 24HR 0.94 ON 10-10 TO 1/4 MILE OR LESS
LOWEST: 26 ON 28,26 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: 10
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 4
MIN 32 OR BELOW: 15 0.50 INCH OR MORE: 0
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 772 CLEAR (SCALE 0-3) 5
DPTR FM NORMAL 104 PTCLDY (SCALE 4-7) 12
TOTAL FM JUL 1 2459 CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL 19
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 0 HIGHEST SLP M ON M
DPTR FM NORMAL 0 LOWEST SLP 29.72 ON 3
[REMARKS]