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Severe weather outbreak to peak Friday with tornadoes. Click for the forecast. Chevron right

Ontario, WI

52°F
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52°
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Ontario, WI Weather
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1 AM

52°
RealFeel® 49°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindSE 6 mph

Air QualityExcellent

Wind Gusts8 mph

Humidity81%

Indoor Humidity45% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling33300 ft

2 AM

52°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity82%

Indoor Humidity46% (Ideal Humidity)

Dew Point46° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

3 AM

52°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity87%

Indoor Humidity48% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

51°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity89%

Indoor Humidity49% (Ideal Humidity)

Dew Point48° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

51°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity90%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

51°
RealFeel® 48°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSSE 8 mph

Air QualityExcellent

Wind Gusts9 mph

Humidity91%

Indoor Humidity50% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

53°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™50°

WindSSE 8 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts9 mph

Humidity87%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

56°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 5%
Chevron down
Sunny

RealFeel Shade™50°

WindSSE 13 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts15 mph

Humidity82%

Indoor Humidity54% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

59°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 5%
Chevron down
Sunny

RealFeel Shade™54°

WindSSE 14 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts20 mph

Humidity80%

Indoor Humidity59% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover6%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

64°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Mostly sunny

RealFeel Shade™60°

WindSSE 15 mph

Air QualityFair

Max UV Index3.7 (Moderate)

Wind Gusts24 mph

Humidity73%

Indoor Humidity64% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

68°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Partly sunny

RealFeel Shade™63°

WindSSE 16 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts29 mph

Humidity69%

Indoor Humidity68% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover34%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

70°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 7%
Chevron down
Intermittent clouds

RealFeel Shade™66°

WindSSE 18 mph

Air QualityFair

Max UV Index6.1 (High)

Wind Gusts33 mph

Humidity66%

Indoor Humidity66% (Slightly Humid)

Dew Point58° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover60%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

73°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 11%
Chevron down
Mostly cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™68°

WindSSE 20 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts37 mph

Humidity63%

Indoor Humidity63% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

75°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 19%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™71°

WindSSE 17 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts33 mph

Humidity60%

Indoor Humidity60% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling24900 ft

3 PM

74°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 19%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™70°

WindS 18 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts35 mph

Humidity66%

Indoor Humidity66% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling19800 ft

4 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 24%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™68°

WindS 18 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts37 mph

Humidity70%

Indoor Humidity70% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover90%

Visibility10 mi

Cloud Ceiling14700 ft

5 PM

69°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™66°

WindS 16 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts33 mph

Humidity77%

Indoor Humidity77% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover91%

Visibility10 mi

Cloud Ceiling11300 ft

6 PM

66°
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™63°

WindS 14 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts30 mph

Humidity79%

Indoor Humidity74% (Slightly Humid)

Dew Point59° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling2000 ft

7 PM

62°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

RealFeel Shade™52°

WindS 12 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts25 mph

Humidity85%

Indoor Humidity68% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Rain0.20 in

Visibility3 mi

Cloud Ceiling2000 ft

8 PM

58°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

WindSSW 14 mph

Air QualityFair

Wind Gusts22 mph

Humidity86%

Indoor Humidity60% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling3800 ft

9 PM

51°
RealFeel® 39°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 74%
Chevron down
Thunderstorms
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

WindW 15 mph

Air QualityFair

Wind Gusts18 mph

Humidity93%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.20 in

Visibility4 mi

Cloud Ceiling2000 ft

10 PM

48°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 74%
Chevron down
Thunderstorms
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

WindWNW 15 mph

Air QualityFair

Wind Gusts21 mph

Humidity91%

Indoor Humidity44% (Ideal Humidity)

Dew Point45° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.20 in

Visibility4 mi

Cloud Ceiling2000 ft

11 PM

45°
RealFeel® 35°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 40%
Chevron down
Cloudy
alerts

Flood Watch

1:00 PM Friday - 7:00 AM Saturday

WindWNW 15 mph

Air QualityExcellent

Wind Gusts20 mph

Humidity89%

Indoor Humidity39% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling1900 ft

Hourly Weather Forecast for Ontario

AccuWeather's hourly forecast for Ontario provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 52° with a RealFeel® of 49°, clear with a 0% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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