


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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135 CXUS53 KLOT 090800 CF6PWK PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: CHICAGO EXECUTIVE AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 42 5 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 49 60 6 5 0 0.45 M M 7.9 21 230 M M 10 1 32 230 2 56 44 50 -5 15 0 T M M 6.1 13 30 M M 8 1 17 30 3 53 45 49 -6 16 0 0.00 M M 10.2 18 20 M M 4 26 40 4 61 44 53 -2 12 0 0.15 M M 9.9 22 30 M M 3 31 30 5 58 45 52 -4 13 0 T M M 6.5 18 70 M M 7 1 28 60 6 77 44 61 5 4 0 0.00 M M 5.7 17 320 M M 2 1 26 290 7 71 49 60 4 5 0 0.00 M M 10.4 23 40 M M 0 36 30 8 57 39 48 -9 17 0 0.00 M M 12.4 23 40 M M 3 35 40 ================================================================================ SM 503 359 87 0 0.60 M 69.1 M 37 ================================================================================ AV 62.9 44.9 8.6 FASTST M M 5 MAX(MPH) MISC ----> # 23 40 36 30 ================================================================================ 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 EXECUTIVE AIRPORT MONTH: MAY YEAR: 2025 LATITUDE: 42 5 N LONGITUDE: 87 54 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 53.9 TOTAL FOR MONTH: 0.60 1 = FOG OR MIST DPTR FM NORMAL: -1.6 DPTR FM NORMAL: -0.42 2 = FOG REDUCING VISIBILITY HIGHEST: 77 ON 6 GRTST 24HR 0.46 ON 30- 1 TO 1/4 MILE OR LESS LOWEST: 39 ON 8 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: 2 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 2 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. 87 CLEAR (SCALE 0-3) 2 DPTR FM NORMAL 6 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 5451 CLOUDY (SCALE 8-10) 2 DPTR FM NORMAL -459 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL -5 [PRESSURE DATA] TOTAL FM JAN 1 3 HIGHEST SLP M ON M DPTR FM NORMAL -10 LOWEST SLP 29.61 ON 1 [REMARKS]