WFO Monthly/Daily Climate Data
Issued by NWS
Issued by NWS
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853
CXUS53 KLOT 070800
CF6ORD
PRELIMINARY LOCAL CLIMATOLOGICAL DATA (WS FORM: F-6)
STATION: CHICAGO-OHARE
MONTH: OCTOBER
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 76 63 70 10 0 5 0.00 0.0 0 8.3 15 60 M M 8 22 110
2 85 59 72 12 0 7 0.00 0.0 0 6.3 12 120 M M 6 15 200
3 89 64 77 18 0 12 0.00 0.0 0 5.1 14 220 M M 2 18 220
4 88 68 78 19 0 13 0.00 0.0 0 8.7 17 210 M M 1 26 230
5 84 65 75 17 0 10 0.00 0.0 0 11.1 23 190 M M 2 31 190
6 83 63 73 15 0 8 0.40 0.0 0 8.7 21 10 M M 5 138 26 10
================================================================================
SM 505 382 0 55 0.40 0.0 48.2 M 24
================================================================================
AV 84.2 63.7 8.0 FASTST M M 4 MAX(MPH)
MISC ----> 23 190 31 190
================================================================================
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: OCTOBER
YEAR: 2025
LATITUDE: 41 58 N
LONGITUDE: 87 54 W
[TEMPERATURE DATA] [PRECIPITATION DATA] SYMBOLS USED IN COLUMN 16
AVERAGE MONTHLY: 73.9 TOTAL FOR MONTH: 0.40 1 = FOG OR MIST
DPTR FM NORMAL: 14.9 DPTR FM NORMAL: -0.27 2 = FOG REDUCING VISIBILITY
HIGHEST: 89 ON 3 GRTST 24HR 0.40 ON 6- 6 TO 1/4 MILE OR LESS
LOWEST: 59 ON 2 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: 1
MAX 90 OR ABOVE: 0 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) 3
DPTR FM NORMAL -43 PTCLDY (SCALE 4-7) 2
TOTAL FM JUL 1 37 CLOUDY (SCALE 8-10) 1
DPTR FM NORMAL -89
[CDD (BASE 65) ]
TOTAL THIS MO. 55
DPTR FM NORMAL 49 [PRESSURE DATA]
TOTAL FM JAN 1 1213 HIGHEST SLP M ON M
DPTR FM NORMAL 219 LOWEST SLP 29.98 ON 6
[REMARKS]