10-Day Weather Forecast - Ontario, WI
- 86|68°F50% Chance of StormsHourly details
Today
86°FPartly sunny. A chance of showers and thunderstorms this afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph. Chance of rain 50 percent. Heat index values in the mid 90s this afternoon.
Tonight
68°FMostly cloudy with a chance of thunderstorms. Showers likely in the evening then a chance of showers after midnight. Humid with lows in the mid 60s. Southwest winds 5 to 10 mph. Chance of rain 70 percent.
- 80|64°F40% Chance of StormsHourly details
Day
80°FMostly cloudy in the morning then partly sunny with a chance of showers and thunderstorms in the afternoon. Humid with highs in the lower 80s. Northwest winds around 5 mph. Chance of rain 40 percent.
Night
64°FPartly cloudy. Lows in the lower 60s. Northeast winds around 5 mph in the evening becoming light and variable.
- 82|64°FMostly SunnyHourly details
Day
82°FMostly sunny. Highs in the mid 80s. Light winds.
Night
64°FPartly cloudy. Lows in the lower 60s. Highs in the mid 80s.
Weekend Weather
- 83|65°FPartly CloudyHourly details
Day
83°FPartly cloudy. Lows in the lower 60s. Highs in the mid 80s.
Night
65°FPartly cloudy. Lows in the lower 60s. Highs in the mid 80s.
- 85|66°FMostly SunnyHourly details
Day
85°FMostly sunny. Highs in the upper 80s.
Night
66°FClear. Lows in the mid 60s.
- 87|69°FSunnyHourly details
Day
87°FHot. Mostly clear. Highs around 90. Lows in the upper 60s.
Night
69°FHot. Mostly clear. Highs around 90. Lows in the upper 60s.
- 88|67°FMostly Sunny
Day
88°FHot. Mostly sunny. Highs around 90.
Night
67°FMostly clear with scattered thunderstorms. Chance of storms 35%. Low temperature around 67F. Dew point will be around 64F with an average humidity of 71%. Winds will be 4 mph from the SW.
- 84|64°FSunny
Day
84°FSunny. High temperature around 84F. Dew point will be around 61F with an average humidity of 60%. Winds will be 2 mph from the N.
Night
64°FClear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 64F. Dew point will be around 60F with an average humidity of 70%. Winds will be 1 mph from the NW.
- 81|62°F30% Chance of Rain
Day
81°FSunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 81F. Dew point will be around 59F with an average humidity of 60%. Winds will be 2 mph from the NW.
Night
62°FClear. Low temperature around 62F. Dew point will be around 59F with an average humidity of 70%. Winds will be 2 mph from the W.
- 80|64°FSunny
Day
80°FSunny. High temperature around 80F. Dew point will be around 58F with an average humidity of 60%. Winds will be 2 mph from the W.
Night
64°FClear with widely scattered thunderstorms. Chance of storms 25%. Low temperature around 64F. Dew point will be around 59F with an average humidity of 70%. Winds will be 3 mph from the W.













