CHICAGO - O'HARE, ILLINOIS Forecast
FRIDAY OCT 3 2025:
FRIDAY OCT 3 2025: CLEAR.
HIGH: 85 TO 88. SOUTHWEST WIND 6 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
FRIDAY NIGHT OCT 3 2025: CLEAR.
LOW: 66 TO 69. SOUTH WIND 10 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
SATURDAY OCT 4 2025: CLEAR.
HIGH: 86 TO 88. SOUTH WIND 10 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
SATURDAY NIGHT OCT 4 2025: CLEAR.
LOW: 66 TO 69. SOUTH WIND 13 gusting to 29 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
SUNDAY OCT 5 2025: CLEAR.
HIGH: 82 TO 85. SOUTH WIND 13 gusting to 29 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 94 PERCENT.
SUNDAY NIGHT OCT 5 2025: CLEAR.
LOW: 66 TO 69. SOUTHWEST WIND 9 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 93 PERCENT.
MONDAY OCT 6 2025: 20 PERCENT CHANCE OF LIGHT RAIN. 30 PERCENT CHANCE OF THUNDERSTORMS. 12 PERCENT CHANCE OF VIOLENT THUNDERSTORMS.
HIGH: 73 TO 87. SOUTHEAST WIND 8 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.04 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 20 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 59 PERCENT.
MONDAY NIGHT OCT 6 2025: 30 PERCENT CHANCE OF LIGHT RAIN. 19 PERCENT CHANCE OF THUNDERSTORMS. 4 PERCENT CHANCE OF VIOLENT THUNDERSTORMS.
LOW: 60 TO 68. SOUTHWEST WIND 7 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.18 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 30 PERCENT. HALF INCH: 20 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 74 PERCENT.
TUESDAY OCT 7 2025: 10 PERCENT CHANCE OF LIGHT RAIN. 19 PERCENT CHANCE OF THUNDERSTORMS. 4 PERCENT CHANCE OF VIOLENT THUNDERSTORMS.
HIGH: 68 TO 72. SOUTH WIND 8 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.18 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 10 PERCENT. HALF INCH: 10 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 74 PERCENT.
TUESDAY NIGHT OCT 7 2025: 10 PERCENT CHANCE OF LIGHT RAIN. 19 PERCENT CHANCE OF THUNDERSTORMS. 4 PERCENT CHANCE OF VIOLENT THUNDERSTORMS.
LOW: 51 TO 60. SOUTHEAST WIND 10 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.15 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 10 PERCENT. HALF INCH: 10 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 77 PERCENT.
WEDNESDAY OCT 8 2025: FAIR.
HIGH: 60 TO 68. NORTHEAST WIND 10 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 90 PERCENT.
WEDNESDAY NIGHT OCT 8 2025: 10 PERCENT CHANCE OF LIGHT RAIN. 19 PERCENT CHANCE OF THUNDERSTORMS. 4 PERCENT CHANCE OF VIOLENT THUNDERSTORMS.
LOW: 50 TO 55. SOUTHEAST WIND 8 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.07 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 10 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 88 PERCENT.
THURSDAY OCT 9 2025: FAIR.
HIGH: 60 TO 69. SOUTHEAST WIND 8 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 96 PERCENT.
THURSDAY NIGHT OCT 9 2025: 10 PERCENT CHANCE OF LIGHT RAIN. 19 PERCENT CHANCE OF THUNDERSTORMS. 4 PERCENT CHANCE OF VIOLENT THUNDERSTORMS.
LOW: 51 TO 63. SOUTHEAST WIND 6 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.04 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 10 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 85 PERCENT.
FRIDAY OCT 10 2025: FAIR.
HIGH: 62 TO 66. SOUTHEAST WIND 5 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
FRIDAY NIGHT OCT 10 2025: FAIR.
LOW: 50 TO 56. SOUTHEAST WIND 7 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
SATURDAY OCT 11 2025: FAIR.
HIGH: 60 TO 78. SOUTHEAST WIND 9 gusting to 27 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 94 PERCENT.
SATURDAY NIGHT OCT 11 2025: PARTLY CLOUDY.
LOW: 57 TO 65. SOUTHEAST WIND 8 gusting to 29 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 96 PERCENT.
SUNDAY OCT 12 2025: MOSTLY CLOUDY.
HIGH: 66 TO 85. SOUTH WIND 13 gusting to 28 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
SUNDAY NIGHT OCT 12 2025: PARTLY CLOUDY.
LOW: 55 TO 70. SOUTHEAST WIND 8 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.
MONDAY OCT 13 2025: 10 PERCENT CHANCE OF LIGHT RAIN. 9 PERCENT CHANCE OF THUNDERSTORMS.
HIGH: 78 TO 83. SOUTHWEST WIND 10 gusting to 26 mph.
PRECIPITATION AMOUNT: 0.00 in TO 0.04 in.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 10 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 93 PERCENT.
MONDAY NIGHT OCT 13 2025: CLEAR.
LOW: 62 TO 65. WEST WIND 11 mph.
PROBABILITY OF PRECIPITATION EXCEEDENCE: 10TH OF AN INCH: 0 PERCENT. HALF INCH: 0 PERCENT. INCH: 0 PERCENT.
FORECAST CONFIDENCE: 95 PERCENT.