WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA
Issued by NWS Sterling, VA
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347 CXUS51 KLWX 041453 CF6IAD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON DULLES DC MONTH: DECEMBER YEAR: 2023 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 50 33 42 1 23 0 0.12 0.0 0 5.0 13 180 M M 7 1 20 200 2 60 44 52 11 13 0 0.01 0.0 0 2.6 10 190 M M 9 128 15 180 3 56 47 52 11 13 0 0.56 0.0 0 3.3 17 300 M M 9 12 28 320 4 55 37 46 6 19 0 0.00 0.0 0 5.4 17 330 M M 7 25 320 5 51 35 43 3 22 0 T 0.0 0 5.6 13 320 M M 7 19 310 6 46 36 41 1 24 0 T 0.0 0 11.1 25 320 M M 7 34 330 7 48 28 38 -2 27 0 0.00 0.0 0 6.6 17 190 M M 6 24 180 8 60 30 45 6 20 0 0.00 0.0 0 3.5 14 150 M M 4 19 170 9 57 29 43 4 22 0 0.00 0.0 0 2.2 10 180 M M 4 1 17 160 10 61 38 50 11 15 0 1.43 0.0 0 9.2 25 350 M M 9 13 38 360 11 47 29 38 -1 27 0 0.34 0.5 T 12.2 29 300 M M 6 1 39 290 12 49 23 36 -2 29 0 0.00 0.0 0 4.9 12 200 M M 0 17 180 13 50 28 39 1 26 0 0.00 0.0 0 4.9 18 300 M M 3 26 300 14 50 23 37 -1 28 0 0.00 0.0 0 3.7 10 290 M M 2 14 300 15 61 24 43 5 22 0 0.00 0.0 0 2.8 17 300 M M 1 24 300 16 60 28 44 6 21 0 0.00 0.0 0 2.6 9 160 M M 6 14 150 17 54 37 46 9 19 0 1.91 0.0 0 5.8 20 360 M M 10 128 27 360 18 53 36 45 8 20 0 0.36 0.0 0 17.7 36 290 M M 8 1 50 300 19 41 29 35 -2 30 0 0.00 0.0 0 14.8 29 310 M M 4 41 300 20 48 22 35 -2 30 0 0.00 0.0 0 3.6 14 320 M M 2 19 310 21 45 24 35 -2 30 0 0.00 0.0 0 2.3 8 330 M M 6 10 330 22 50 29 40 4 25 0 0.00 0.0 0 M M M M M 6 M M 23 48 31 40 4 25 0 0.00 0.0 0 4.0 13 130 M M 8 18 18 140 24 53 36 45 9 20 0 0.03 0.0 0 0.8 8 110 M M 9 1 10 120 25 58 35 47 11 18 0 0.00 0.0 0 1.2 8 150 M M 8 12 11 160 26 50 42 46 10 19 0 0.27 0.0 0 2.6 7 100 M M 10 1 10 100 27 56 47 52 16 13 0 0.71 0.0 0 6.2 14 110 M M 10 1 18 100 28 62 49 56 21 9 0 0.01 0.0 0 6.2 14 310 M M 8 1 17 320 29 52 37 45 10 20 0 T 0.0 0 6.3 16 330 M M 8 24 310 30 51 30 41 6 24 0 T 0.0 0 7.3 16 250 M M 7 24 230 31 51 35 43 8 22 0 T 0.0 0 5.6 16 310 M M 7 21 310 ================================================================================ SM 1633 1031 675 0 5.75 0.5 170.0 M 198 ================================================================================ AV 52.7 33.3 5.7 FASTST M M 6 MAX(MPH) MISC ----> 36 290 50 300 ================================================================================ 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: DECEMBER YEAR: 2023 LATITUDE: 38 57 N LONGITUDE: 77 27 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 43.0 TOTAL FOR MONTH: 5.75 1 = FOG OR MIST DPTR FM NORMAL: 5.3 DPTR FM NORMAL: 2.45 2 = FOG REDUCING VISIBILITY HIGHEST: 62 ON 28 GRTST 24HR 2.27 ON 17-18 TO 1/4 MILE OR LESS LOWEST: 22 ON 20 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: 0.5 INCH 5 = HAIL GRTST 24HR 0.5 ON 11-11 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: 11 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 8 MIN 32 OR BELOW: 15 0.50 INCH OR MORE: 4 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 675 CLEAR (SCALE 0-3) 5 DPTR FM NORMAL -170 PTCLDY (SCALE 4-7) 18 TOTAL FM JUL 1 1446 CLOUDY (SCALE 8-10) 8 DPTR FM NORMAL -300 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 1380 HIGHEST SLP 30.76 ON 14 DPTR FM NORMAL 149 LOWEST SLP 29.23 ON 18 [REMARKS] #FINAL-12-23#