


WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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498 CXUS53 KLOT 060800 CF6DPA PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) STATION: DUPAGE AIRPORT MONTH: APRIL YEAR: 2025 LATITUDE: 41 55 N LONGITUDE: 88 15 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 46 26 36 -8 29 0 T M M 11.0 23 110 M M 4 35 90 2 70 40 55 11 10 0 0.77 M M 14.5 26 280 M M 7 13 37 260 3 54 35 45 1 20 0 0.00 M M 11.7 25 260 M M 2 35 250 4 50 32 41 -4 24 0 0.05 M M 9.2 20 60 M M 4 1 25 90 5 55 36 46 1 19 0 0.06 M M 11.0 17 330 M M 5 1 23 320 ================================================================================ SM 275 169 102 0 0.88 M 57.4 M 22 ================================================================================ AV 55.0 33.8 11.5 FASTST M M 4 MAX(MPH) MISC ----> 26 280 37 260 ================================================================================ NOTES: # LAST OF SEVERAL OCCURRENCES COLUMN 17 PEAK WIND IN M.P.H. PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6) , PAGE 2 STATION: DUPAGE AIRPORT MONTH: APRIL YEAR: 2025 LATITUDE: 41 55 N LONGITUDE: 88 15 W [TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16 AVERAGE MONTHLY: 44.4 TOTAL FOR MONTH: 0.88 1 = FOG OR MIST DPTR FM NORMAL: 0.0 DPTR FM NORMAL: 0.45 2 = FOG REDUCING VISIBILITY HIGHEST: 70 ON 2 GRTST 24HR 0.77 ON 1- 2 TO 1/4 MILE OR LESS LOWEST: 26 ON 1 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: 3 MAX 90 OR ABOVE: 0 0.10 INCH OR MORE: 1 MIN 32 OR BELOW: 2 0.50 INCH OR MORE: 1 MIN 0 OR BELOW: 0 1.00 INCH OR MORE: 0 [HDD (BASE 65) ] TOTAL THIS MO. 102 CLEAR (SCALE 0-3) 1 DPTR FM NORMAL -1 PTCLDY (SCALE 4-7) 4 TOTAL FM JUL 1 5084 CLOUDY (SCALE 8-10) 0 DPTR FM NORMAL -646 [CDD (BASE 65) ] TOTAL THIS MO. 0 DPTR FM NORMAL 0 [PRESSURE DATA] TOTAL FM JAN 1 0 HIGHEST SLP M ON M DPTR FM NORMAL -2 LOWEST SLP 29.37 ON 2 [REMARKS]