


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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590 CXUS53 KLOT 050800 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 ================================================================================ SM 314 219 9 16 0.63 0.0 34.5 M 29 ================================================================================ AV 78.5 54.8 8.6 FASTST M M 7 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: 66.6 TOTAL FOR MONTH: 0.63 1 = FOG OR MIST DPTR FM NORMAL: 0.1 DPTR FM NORMAL: 0.08 2 = FOG REDUCING VISIBILITY HIGHEST: 89 ON 3 GRTST 24HR 0.63 ON 3- 4 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: 2 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 MIN 32 OR BELOW: 0 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 9 CLEAR (SCALE 0-3) 0 DPTR FM NORMAL -1 PTCLDY (SCALE 4-7) 2 TOTAL FM JUL 1 5437 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL -516 [CDD (BASE 65) ] TOTAL THIS MO. 16 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 50 HIGHEST SLP M ON M DPTR FM NORMAL -36 LOWEST SLP 29.73 ON 3 [REMARKS]