


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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034 CXUS53 KLOT 240800 CF6ORD PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO-OHARE MONTH: JUNE YEAR: 2025 LATITUDE: 41 58 N LONGITUDE: 87 54 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 70 46 58 -8 7 0 0.00 0.0 0 4.5 14 90 M M 5 18 90 2 84 50 67 1 0 2 0.00 0.0 0 7.3 15 190 M M 7 23 240 3 89 68 79 12 0 14 0.09 0.0 0 13.9 30 210 M M 8 38 46 180 4 71 55 63 -4 2 0 0.54 0.0 0 8.8 22 30 M M 9 18 27 20 5 72 54 63 -4 2 0 0.00 0.0 0 9.1 20 40 M M 6 18 25 30 6 77 57 67 -1 0 2 0.00 0.0 0 8.3 16 30 M M 6 8 30 40 7 77 54 66 -2 0 1 0.02 0.0 0 7.7 14 20 M M 6 8 22 50 8 81 59 70 2 0 5 0.10 0.0 0 7.4 20 210 M M 5 138 29 190 9 71 55 63 -6 2 0 0.00 0.0 0 11.2 23 260 M M 4 35 290 10 78 55 67 -2 0 2 0.00 0.0 0 9.5 20 260 M M 4 27 280 11 92 64 78 9 0 13 0.00 0.0 0 11.4 23 230 M M 4 31 250 12 79 62 71 1 0 6 0.00 0.0 0 9.1 17 30 M M 9 21 360 13 71 59 65 -5 0 0 0.14 0.0 0 7.3 15 30 M M 10 18 18 30 14 76 58 67 -3 0 2 0.00 0.0 0 9.3 15 30 M M 7 18 19 30 15 82 57 70 -1 0 5 0.00 0.0 0 7.1 14 50 M M 7 19 50 16 88 61 75 4 0 10 0.00 0.0 0 6.3 15 110 M M 8 8 20 110 17 92 71 82 11 0 17 0.30 0.0 0 10.8 24 190 M M 7 13 35 180 18 81 66 74 2 0 9 1.86 0.0 0 5.8 16 320 M M 10 138 21 310 19 85 65 75 3 0 10 T 0.0 0 7.9 17 240 M M 6 1 25 270 20 86 69 78 6 0 13 T 0.0 0 10.7 22 220 M M 5 31 220 21 94 78 86 14 0 21 0.00 0.0 0 16.9 30 200 M M 2 46 200 22 94 80 87 14 0 22 0.00 0.0 0 14.4 24 210 M M 1 38 190 23 95 79 87 14 0 22 0.00 0.0 0 12.7 23 210 M M 2 37 210 ================================================================================ SM 1885 1422 13 176 3.05 0.0 217.4 M 138 ================================================================================ AV 82.0 61.8 9.5 FASTST M M 6 MAX(MPH) MISC ----> # 30 210 # 46 180 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: CHICAGO-OHARE MONTH: JUNE YEAR: 2025 LATITUDE: 41 58 N LONGITUDE: 87 54 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 71.9 TOTAL FOR MONTH: 3.05 1 = FOG OR MIST DPTR FM NORMAL: 2.3 DPTR FM NORMAL: -0.16 2 = FOG REDUCING VISIBILITY HIGHEST: 95 ON 23 GRTST 24HR 1.86 ON 18-18 TO 1/4 MILE OR LESS LOWEST: 46 ON 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: 7 MAX 90 OR ABOVE: 5 0.10 INCH OR MORE: 5 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. 13 CLEAR (SCALE 0-3) 3 DPTR FM NORMAL -16 PTCLDY (SCALE 4-7) 15 TOTAL FM JUL 1 5441 CLOUDY (SCALE 8-10) 5 DPTR FM NORMAL -531 [CDD (BASE 65) ] TOTAL THIS MO. 176 DPTR FM NORMAL 41 [PRESSURE DATA] TOTAL FM JAN 1 210 HIGHEST SLP M ON M DPTR FM NORMAL 5 LOWEST SLP 29.62 ON 18 [REMARKS]