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As of 15:50 CDT

Weather in Ontario, IL

74°Current weather

Ontario, Wednesday, 21 October, 15:50

Clear. Feels like 73°. High 74°, low 44°.

Pressure30.18 inHg
Wind3.4 mph SW
Humidity41%
Visibility6.2 mi
Dew point49°

10-day forecast for Ontario, IL: 35° to 75°, with precipitation expected on 2 days. The table below breaks each day into morning, afternoon, evening and overnight.

75°
Best day: Thursday, October 22
55° · 0.19 in
Worst day: Wednesday, October 28

Tap any day below to see morning, afternoon, evening and overnight.

Thu, 2275° / 49°0Clear
MorningClear52°feels 51°
AfternoonClear75°feels 74°
EveningClear59°feels 58°
OvernightClear52°feels 50°
75 °Clear

Ontario, Thursday, 22 October

Clear. High 75°, low 49°.

Pressure30.27 inHg
Wind2.8 mph S
Humidity51%
Visibility6.2 mi
Dew point52°
Fri, 2371° / 49°0Clear
MorningClear53°feels 52°
AfternoonClear71°feels 70°
EveningMostly clear60°feels 59°
OvernightClear52°feels 51°
71 °Clear

Ontario, Friday, 23 October

Clear. High 71°, low 49°.

Pressure30.30 inHg
Wind7.9 mph S
Humidity50%
Visibility6.2 mi
Dew point50°
Sat, 2469° / 51°0Overcast
MorningOvercast52°feels 50°
AfternoonOvercast69°feels 68°
EveningOvercast60°feels 58°
OvernightPartly cloudy55°feels 53°
69 °Overcast

Ontario, Saturday, 24 October

Overcast. High 69°, low 51°.

Pressure30.36 inHg
Wind9.3 mph S
Humidity54%
Visibility6.2 mi
Dew point49°
Sun, 2572° / 52°0Overcast
MorningOvercast55°feels 53°
AfternoonOvercast71°feels 70°
EveningOvercast61°feels 60°
OvernightOvercast54°feels 53°
72 °Overcast

Ontario, Sunday, 25 October

Overcast. High 72°, low 52°.

Pressure30.36 inHg
Wind6 mph S
Humidity54%
Visibility6.2 mi
Dew point49°
Mon, 2670° / 55°0Overcast
MorningOvercast59°feels 58°
AfternoonOvercast67°feels 67°
EveningOvercast61°feels 60°
OvernightOvercast59°feels 58°
70 °Overcast

Ontario, Monday, 26 October

Overcast. High 70°, low 55°.

Pressure30.24 inHg
Wind8.4 mph S
Humidity51%
Visibility—
Dew point48°
Tue, 2757° / 53°0.12Light rain
MorningLight rain55°feels 54°
AfternoonLight rain55°feels 54°
EveningLight rain53°feels 53°
OvernightLight rain54°feels 53°
57 °Light rain

Ontario, Tuesday, 27 October

Light rain. High 57°, low 53°.

Pressure30.21 inHg
Wind8.8 mph S
Humidity79%
Visibility—
Dew point49°
Wed, 2855° / 42°0.19Light rain
MorningLight rain52°feels 50°
AfternoonLight rain47°feels 41°
EveningLight rain42°feels 35°
OvernightLight rain45°feels 38°
55 °Light rain

Ontario, Wednesday, 28 October

Light rain. High 55°, low 42°.

Pressure30.06 inHg
Wind19.2 mph NW
Humidity92%
Visibility—
Dew point47°
Thu, 2949° / 37°0Clear
MorningClear40°feels 34°
AfternoonClear47°feels 43°
EveningClear41°feels 38°
OvernightClear38°feels 35°
49 °Clear

Ontario, Thursday, 29 October

Clear. High 49°, low 37°.

Pressure30.36 inHg
Wind13.2 mph N
Humidity49%
Visibility—
Dew point29°
Fri, 3053° / 35°0Overcast
MorningOvercast39°feels 35°
AfternoonOvercast51°feels 47°
EveningOvercast46°feels 42°
OvernightOvercast44°feels 39°
53 °Overcast

Ontario, Friday, 30 October

Overcast. High 53°, low 35°.

Pressure30.18 inHg
Wind11.5 mph S
Humidity42%
Visibility—
Dew point27°

About this forecast

How reliable is a 10-day forecast?

The first 3–5 days are the most reliable, typically within 2–4°. From day six to ten the models show the trend: the direction of change is right more often than the exact numbers.

What does the time-of-day table show?

Temperature in Ontario, IL around 8am, 2pm, 8pm and 2am each day — handy for planning a walk, a drive or work outdoors.

How is the best day chosen?

We weigh the daytime high against precipitation: a warm, dry day scores highest.