WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CXUS51 KLWX 010815
CF6IAD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON DULLES DC
MONTH: OCTOBER
YEAR: 2025
LATITUDE: 38 57 N
LONGITUDE: 77 27 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 76 48 62 0 3 0 0.00 0.0 0 7.0 14 10 M M 4 21 30
2 73 44 59 -3 6 0 0.00 0.0 0 4.2 12 110 M M 3 15 130
3 74 45 60 -2 5 0 0.00 0.0 0 2.9 10 200 M M 4 16 140
4 81 45 63 2 2 0 0.00 0.0 0 1.7 9 200 M M 1 1 12 200
5 82 46 64 3 1 0 0.00 0.0 0 2.7 12 160 M M 0 12 17 170
6 84 53 69 9 0 4 0.00 0.0 0 5.8 13 150 M M 2 12 21 210
7 84 61 73 13 0 8 0.02 0.0 0 10.1 22 190 M M 6 31 190
8 73 56 65 5 0 0 0.14 0.0 0 10.2 23 330 M M 6 1 34 320
9 65 46 56 -3 9 0 0.00 0.0 0 6.4 13 360 M M 1 19 10
10 67 38 53 -6 12 0 0.00 0.0 0 5.1 15 150 M M 4 1 23 160
11 73 43 58 0 7 0 T 0.0 0 5.1 12 50 M M 8 17 40
12 67 57 62 4 3 0 0.13 0.0 0 13.1 20 40 M M 10 1 29 60
13 64 56 60 2 5 0 0.05 0.0 0 13.7 22 360 M M 10 18 33 360
14 67 55 61 4 4 0 0.09 0.0 0 11.4 17 350 M M 7 1 26 320
15 73 54 64 7 1 0 0.00 0.0 0 9.7 18 330 M M 3 27 320
16 65 39 52 -4 13 0 0.00 0.0 0 9.5 21 10 M M 0 31 20
17 66 34 50 -6 15 0 0.00 0.0 0 5.3 15 310 M M 1 8 19 340
18 76 44 60 4 5 0 0.00 0.0 0 4.7 12 150 M M 5 17 130
19 78 50 64 9 1 0 0.41 0.0 0 9.1 24 190 M M 7 1 38 180
20 68 42 55 0 10 0 0.01 0.0 0 9.9 30 290 M M 4 41 300
21 74 35 55 0 10 0 0.10 0.0 0 5.1 16 150 M M 3 3 22 160
22 68 45 57 3 8 0 0.02 0.0 0 5.6 16 230 M M 6 1 26 240
23 63 37 50 -4 15 0 0.00 0.0 0 6.9 21 300 M M 4 29 290
24 60 33 47 -7 18 0 0.00 0.0 0 5.9 20 310 M M 3 26 290
25 60 30 45 -8 20 0 0.00 0.0 0 1.2 9 310 M M 6 14 360
26 62 35 49 -4 16 0 0.00 0.0 0 0.7 8 130 M M 6 11 90
27 62 35 49 -3 16 0 0.00 0.0 0 5.0 13 60 M M 6 1 23 100
28 58 39 49 -3 16 0 T 0.0 0 8.3 20 50 M M 7 27 60
29 58 47 53 1 12 0 0.58 0.0 0 8.6 17 100 M M 10 1 25 60
30 66 48 57 6 8 0 0.58 M M 8.3 18 230 M M 8 13 33 240
31 61 48 55 4 10 0 0.00 0.0 M 16.3 32 290 M M 5 46 300
================================================================================
SM 2148 1388 251 12 2.13 0.0 219.5 M 150
================================================================================
AV 69.3 44.8 7.1 FASTST M M 5 MAX(MPH)
MISC ----> 32 290 46 300
================================================================================
NOTES:
# LAST OF SEVERAL OCCURRENCES
COLUMN 17 PEAK WIND IN M.P.H.
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2
STATION: WASHINGTON DULLES DC
MONTH: OCTOBER
YEAR: 2025
LATITUDE: 38 57 N
LONGITUDE: 77 27 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 57.0 TOTAL FOR MONTH: 2.13 1 = FOG OR MIST
DPTR FM NORMAL: 0.4 DPTR FM NORMAL: -1.52 2 = FOG REDUCING VISIBILITY
HIGHEST: 84 ON 7, 6 GRTST 24HR 1.16 ON 29-30 TO 1/4 MILE OR LESS
LOWEST: 30 ON 25 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: 11
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 6
MIN 32 OR BELOW: 1 0.50 INCH OR MORE: 2
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 251 CLEAR (SCALE 0-3) 7
DPTR FM NORMAL -33 PTCLDY (SCALE 4-7) 21
TOTAL FM JUL 1 260 CLOUDY (SCALE 8-10) 3
DPTR FM NORMAL -69
[CDD (BASE 65) ]
TOTAL THIS MO. 12
DPTR FM NORMAL -10 [PRESSURE DATA]
TOTAL FM JAN 1 1330 HIGHEST SLP 30.48 ON 10
DPTR FM NORMAL 100 LOWEST SLP 29.46 ON 30
[REMARKS]
#FINAL-10-25#