WFO Monthly/Daily Climate Data
Issued by NWS Sterling, VA

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397 CXUS51 KLWX 020312 CF6DCA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: WASHINGTON NATIONAL DC MONTH: JUNE YEAR: 2021 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 78 57 68 -4 0 3 0.00 0.0 0 8.5 14 160 M M 8 17 170 2 81 64 73 1 0 8 0.00 0.0 0 9.2 18 140 M M 9 25 150 3 83 67 75 3 0 10 0.10 0.0 0 10.8 21 180 M M 9 13 26 180 4 86 70 78 5 0 13 0.05 0.0 0 7.6 16 310 M M 7 3 24 340 5 91 68 80 7 0 15 0.00 0.0 0 7.6 18 200 M M 3 27 210 6 92 71 82 8 0 17 0.00 0.0 0 7.9 14 170 M M 4 21 240 7 90 76 83 9 0 18 0.00 0.0 0 9.7 15 170 M M 7 21 190 8 88 76 82 8 0 17 0.01 0.0 0 8.0 15 170 M M 8 3 20 180 9 89 76 83 9 0 18 T 0.0 0 6.7 13 180 M M 9 18 290 10 89 69 79 4 0 14 0.99 0.0 0 7.4 17 90 M M 8 13 23 90 11 71 67 69 -6 0 4 1.80 0.0 0 11.4 18 60 M M 10 1 23 60 12 79 65 72 -3 0 7 0.00 0.0 0 7.4 16 10 M M 9 1 21 40 13 82 67 75 -1 0 10 T 0.0 0 8.6 16 170 M M 8 19 160 14 89 67 78 2 0 13 1.83 0.0 0 8.0 32 340 M M 6 13 45 310 15 82 66 74 -2 0 9 T 0.0 0 10.9 21 340 M M 5 26 310 16 81 65 73 -4 0 8 0.00 0.0 0 11.2 18 340 M M 4 24 320 17 80 59 70 -7 0 5 0.00 0.0 0 7.3 16 320 M M 4 22 320 18 85 61 73 -4 0 8 0.00 0.0 0 9.3 17 190 M M 4 27 170 19 88 73 81 3 0 16 0.16 0.0 0 6.8 17 300 M M 8 3 26 280 20 89 72 81 3 0 16 0.01 0.0 0 9.2 17 190 M M 8 1 24 200 21 90 75 83 5 0 18 0.05 0.0 0 8.7 23 340 M M 8 3 33 340 22 76 61 69 -9 0 4 0.34 0.0 0 8.1 18 330 M M 8 1 25 330 23 78 57 68 -11 0 3 0.00 0.0 0 5.6 15 140 M M 3 19 140 24 79 60 70 -9 0 5 0.00 0.0 0 5.6 14 90 M M 3 19 90 25 80 62 71 -8 0 6 0.00 0.0 0 6.8 14 170 M M 5 18 150 26 85 73 79 0 0 14 0.14 0.0 0 11.0 17 170 M M 8 1 24 200 27 89 74 82 2 0 17 0.00 0.0 0 11.5 18 170 M M 7 27 200 28 91 76 84 4 0 19 0.00 0.0 0 10.8 15 180 M M 3 20 180 29 93 76 85 5 0 20 0.00 0.0 0 10.1 17 170 M M 3 24 180 30 95 76 86 6 0 21 0.03 0.0 0 7.7 24 310 M M 4 3 33 320 ================================================================================ SM 2549 2046 0 356 5.51 0.0 259.4 M 190 ================================================================================ AV 85.0 68.2 8.6 FASTST M M 6 MAX(MPH) MISC ----> 32 340 45 310 ================================================================================ 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: JUNE YEAR: 2021 LATITUDE: 38 50 N LONGITUDE: 77 2 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 76.6 TOTAL FOR MONTH: 5.51 1 = FOG OR MIST DPTR FM NORMAL: 0.3 DPTR FM NORMAL: 1.31 2 = FOG REDUCING VISIBILITY HIGHEST: 95 ON 30 GRTST 24HR 2.77 ON 10-11 TO 1/4 MILE OR LESS LOWEST: 57 ON 23, 1 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: 12 MAX 90 OR ABOVE: 7 0.10 INCH OR MORE: 7 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 3 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 2 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -4 PTCLDY (SCALE 4-7) 19 TOTAL FM JUL 1 3498 CLOUDY (SCALE 8-10) 8 DPTR FM NORMAL -270 [CDD (BASE 65) ] TOTAL THIS MO. 356 DPTR FM NORMAL 13 [PRESSURE DATA] TOTAL FM JAN 1 520 HIGHEST SLP 30.38 ON 24 DPTR FM NORMAL 10 LOWEST SLP 29.61 ON 21 [REMARKS] #FINAL-06-21#