WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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CXUS51 KLWX 070915
CF6DCA
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: WASHINGTON NATIONAL DC
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 38 50 N
LONGITUDE: 77 2 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 46 34 40 -5 25 0 0.00 0.0 0 7.4 23 330 M M 5 30 330
2 42 36 39 -6 26 0 0.86 0.0 0 8.2 23 310 M M 9 1 35 300
3 46 30 38 -7 27 0 0.00 0.0 0 6.2 23 300 M M 3 32 300
4 46 30 38 -6 27 0 0.00 0.0 0 7.6 21 320 M M 6 28 300
5 34 28 31 -13 34 0 0.06 1.1 T 7.3 17 30 M M 10 16 28 10
6 44 31 38 -6 27 0 0.02 T T 5.0 12 180 M M 8 1468 14 180
================================================================================
SM 258 189 166 0 0.94 1.1 41.7 M 41
================================================================================
AV 43.0 31.5 7.0 FASTST M M 7 MAX(MPH)
MISC ----> # 23 330 35 300
================================================================================
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 NATIONAL DC
MONTH: DECEMBER
YEAR: 2025
LATITUDE: 38 50 N
LONGITUDE: 77 2 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 37.3 TOTAL FOR MONTH: 0.94 1 = FOG OR MIST
DPTR FM NORMAL: -7.2 DPTR FM NORMAL: 0.25 2 = FOG REDUCING VISIBILITY
HIGHEST: 46 ON 4, 3 GRTST 24HR 0.86 ON 2- 2 TO 1/4 MILE OR LESS
LOWEST: 28 ON 5 3 = THUNDER
SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS
TOTAL MONTH: 1.1 INCHES 5 = HAIL
GRTST 24HR 1.1 ON 5- 5 6 = FREEZING RAIN OR DRIZZLE
GRTST DEPTH: T 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: 3
MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1
MIN 32 OR BELOW: 4 0.50 INCH OR MORE: 1
MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0
[HDD (BASE 65) ]
TOTAL THIS MO. 166 CLEAR (SCALE 0-3) 1
DPTR FM NORMAL 43 PTCLDY (SCALE 4-7) 3
TOTAL FM JUL 1 741 CLOUDY (SCALE 8-10) 2
DPTR FM NORMAL -28
[CDD (BASE 65) ]
TOTAL THIS MO. 0
DPTR FM NORMAL 0 [PRESSURE DATA]
TOTAL FM JAN 1 1716 HIGHEST SLP M ON M
DPTR FM NORMAL -21 LOWEST SLP 29.71 ON 2
[REMARKS]