


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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448 CXUS52 KCHS 120815 CF6CXM PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DOWNTOWN CHARLESTON SC MONTH: MAY YEAR: 2025 LATITUDE: 32 46 N LONGITUDE: 79 56 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 67 72 2 0 7 0.00 M M 9.5 20 170 M M M 25 170 2 78 71 75 5 0 10 0.00 M M 10.2 22 180 M M M 25 190 3 77 71 74 3 0 9 0.00 M M 12.9 24 160 M M M 27 160 4 76 68 72 1 0 7 0.06 M M 9.4 19 190 M M M 30 200 5 79 68 74 3 0 9 0.01 M M 7.0 17 180 M M M 23 200 6 76 68 72 1 0 7 0.00 M M 7.0 14 120 M M M 15 120 7 82 68 75 3 0 10 0.00 M M 4.7 13 10 M M M 15 10 8 76 69 73 1 0 8 0.92 M M 5.5 14 120 M M M 30 40 9 79 66 73 1 0 8 0.09 M M 7.2 27 350 M M M 39 10 10 73 69 71 -1 0 6 0.14 M M 13.3 24 60 M M M 30 60 11 75 66 71 -1 0 6 3.86 M M 10.1 21 290 M M M 28 290 ================================================================================ SM 847 751 0 87 5.08 M 96.8 M M ================================================================================ AV 77.0 68.3 8.8 FASTST M M M MAX(MPH) MISC ----> 27 350 39 10 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: DOWNTOWN CHARLESTON SC MONTH: MAY YEAR: 2025 LATITUDE: 32 46 N LONGITUDE: 79 56 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 72.6 TOTAL FOR MONTH: 5.08 1 = FOG OR MIST DPTR FM NORMAL: 1.4 DPTR FM NORMAL: 4.27 2 = FOG REDUCING VISIBILITY HIGHEST: 82 ON 7 GRTST 24HR 3.86 ON 11-11 TO 1/4 MILE OR LESS LOWEST: 66 ON 11, 9 3 = THUNDER SNOW, ICE PELLETS, HAIL 4 = ICE PELLETS TOTAL MONTH: M 5 = HAIL GRTST 24HR M ON M 6 = FREEZING RAIN OR DRIZZLE GRTST DEPTH: M ON M 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: 6 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 3 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 2 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 1 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 0 TOTAL FM JUL 1 1512 CLOUDY (SCALE 8-10) 11 DPTR FM NORMAL -107 [CDD (BASE 65) ] TOTAL THIS MO. 87 DPTR FM NORMAL 13 [PRESSURE DATA] TOTAL FM JAN 1 260 HIGHEST SLP M ON M DPTR FM NORMAL 68 LOWEST SLP 29.65 ON 4 [REMARKS]