


WFO Monthly/Daily Climate Data
Issued by NWS St Louis, MO
Issued by NWS St Louis, MO
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905 CXUS53 KLSX 171400 CF6STL PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: ST. LOUIS MONTH: AUGUST YEAR: 2025 LATITUDE: 38 45 N LONGITUDE: 90 23 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 81 65 73 -7 0 8 0.00 0.0 0 9.2 20 80 M M 5 18 29 90 2 80 62 71 -9 0 6 0.00 0.0 0 8.7 20 90 M M 4 32 40 3 80 60 70 -10 0 5 0.00 0.0 0 6.4 15 70 M M 6 20 330 4 85 65 75 -5 0 10 0.00 0.0 0 6.3 14 80 M M 7 19 30 5 85 66 76 -4 0 11 0.00 0.0 0 5.8 12 30 M M 5 20 30 6 92 69 81 1 0 16 0.00 0.0 0 5.6 17 120 M M 4 23 160 7 91 76 84 4 0 19 T 0.0 0 6.3 17 320 M M 7 24 320 8 95 75 85 5 0 20 0.00 0.0 0 11.2 21 140 M M 5 28 140 9 95 77 86 6 0 21 0.00 0.0 0 11.2 20 140 M M 5 25 130 10 90 72 81 1 0 16 0.03 0.0 0 10.8 25 140 M M 6 3 32 120 11 93 73 83 3 0 18 0.00 0.0 0 8.8 16 130 M M 6 22 180 12 92 74 83 3 0 18 0.28 0.0 0 6.9 25 100 M M 6 13 32 80 13 89 71 80 0 0 15 0.00 0.0 0 6.0 14 350 M M 4 20 340 14 92 70 81 2 0 16 0.00 0.0 0 3.4 10 70 M M 5 13 70 15 98 76 87 8 0 22 0.00 0.0 0 6.2 13 210 M M 3 25 240 16 98 78 88 9 0 23 0.01 0.0 0 5.8 18 80 M M 4 3 24 10 ================================================================================ SM 1436 1129 0 244 0.32 0.0 118.6 M 82 ================================================================================ AV 89.8 70.6 7.4 FASTST M M 5 MAX(MPH) MISC ----> # 25 140 # 32 40 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: ST. LOUIS MONTH: AUGUST YEAR: 2025 LATITUDE: 38 45 N LONGITUDE: 90 23 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 80.2 TOTAL FOR MONTH: 0.32 1 = FOG OR MIST DPTR FM NORMAL: 0.3 DPTR FM NORMAL: -1.52 2 = FOG REDUCING VISIBILITY HIGHEST: 98 ON 16,15 GRTST 24HR 0.28 ON 12-12 TO 1/4 MILE OR LESS LOWEST: 60 ON 3 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: 3 MAX 90 OR ABOVE: 10 0.10 INCH OR MORE: 1 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 0 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 0 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL 0 PTCLDY (SCALE 4-7) 15 TOTAL FM JUL 1 0 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL 0 [CDD (BASE 65) ] TOTAL THIS MO. 244 DPTR FM NORMAL 8 [PRESSURE DATA] TOTAL FM JAN 1 1368 HIGHEST SLP M ON M DPTR FM NORMAL 110 LOWEST SLP 29.88 ON 12 [REMARKS]