WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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CXUS55 KSEW 261030
CF6SEA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: SEATTLE-TACOMA WA AIRPORT
MONTH: JANUARY
YEAR: 2026
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 43 34 39 -3 26 0 0.10 0.0 0 2.0 7 40 M M 10 12 11 10
2 50 41 46 4 19 0 0.20 0.0 0 3.5 12 100 M M 10 12 17 70
3 54 44 49 7 16 0 0.64 0.0 0 6.4 18 170 M M 10 1 29 190
4 49 42 46 4 19 0 0.55 0.0 0 8.1 18 220 M M 9 1 25 190
5 43 38 41 -1 24 0 0.48 0.0 0 6.5 14 200 M M 8 1 19 210
6 44 40 42 0 23 0 0.42 0.0 0 14.5 23 170 M M 9 1 34 220
7 42 38 40 -2 25 0 0.09 0.0 0 13.0 24 170 M M 8 1 36 170
8 44 35 40 -2 25 0 T 0.0 0 10.4 20 210 M M 8 28 200
9 51 41 46 4 19 0 T 0.0 0 5.2 15 190 M M 8 1 22 190
10 49 36 43 0 22 0 0.15 0.0 0 5.7 15 190 M M 8 1 19 180
11 51 43 47 4 18 0 0.49 0.0 0 4.2 14 150 M M 10 1 19 160
12 53 46 50 7 15 0 0.19 0.0 0 10.3 21 210 M M 9 1 27 210
13 58 51 55 12 10 0 0.00 0.0 0 3.4 14 170 M M 9 1 18 170
14 53 47 50 7 15 0 0.00 0.0 0 4.7 10 360 M M 9 1 16 10
15 49 43 46 3 19 0 0.00 0.0 0 12.9 20 10 M M 9 1 26 360
16 53 39 46 3 19 0 0.00 0.0 0 13.3 21 20 M M 5 1 26 10
17 54 35 45 2 20 0 0.00 0.0 0 8.9 16 20 M M 0 19 20
18 50 32 41 -2 24 0 0.00 0.0 0 5.0 13 30 M M 2 12 15 20
19 50 29 40 -3 25 0 0.00 0.0 0 2.3 9 20 M M 2 12 10 10
20 50 31 41 -2 24 0 0.00 0.0 0 6.0 12 20 M M 5 12 18 30
21 44 29 37 -6 28 0 0.00 0.0 0 3.1 8 360 M M 3 12 10 120
22 41 29 35 -8 30 0 0.00 0.0 0 2.7 7 60 M M 8 12 12 30
23 45 31 38 -5 27 0 0.00 0.0 0 9.2 16 10 M M 2 21 20
24 44 26 35 -8 30 0 0.00 0.0 0 4.5 10 30 M M 2 15 140
25 45 26 36 -7 29 0 0.00 0.0 0 2.5 7 130 M M 3 11 120
================================================================================
SM 1209 926 551 0 3.31 0.0 168.3 M 166
================================================================================
AV 48.4 37.0 6.7 FASTST M M 7 MAX(MPH)
MISC ----> 24 170 36 170
================================================================================
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: 2026
LATITUDE: 47 27 N
LONGITUDE: 122 18 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 42.7 TOTAL FOR MONTH: 3.31 1 = FOG OR MIST
DPTR FM NORMAL: 0.1 DPTR FM NORMAL: -1.43 2 = FOG REDUCING VISIBILITY
HIGHEST: 58 ON 13 GRTST 24HR 2.75 ON 11-11 TO 1/4 MILE OR LESS
LOWEST: 26 ON 25,24 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: 10
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 9
MIN 32 OR BELOW: 8 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 551 CLEAR (SCALE 0-3) 6
DPTR FM NORMAL -7 PTCLDY (SCALE 4-7) 6
TOTAL FM JUL 1 2071 CLOUDY (SCALE 8-10) 13
DPTR FM NORMAL -259
[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 29.34 ON 3
[REMARKS]