Weather forecast for todayOntario, WI

Weather forecast for today

Current condition 1:27 am CST

  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precipitation: 0"
  • Wind: 4mphE 100°
  • Humidity: 70%
  • Dewpoint: 39°F
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
In Ontario, currently, cloudy skies are casting a soft, muted light over the area.
The temperature is a frosty 48.2°F. The current temperature is almost at the minimum-predicted 46.4°F for today.

Saturday Oct 31, 2026

  • 59°F
  • 46°F
AM Rain
AM Rain
  • Precip. probability: 90%
  • Precipitation: 0.04"
  • Wind: 7mphSSE 155°
  • Humidity: 83%
  • UV index: 2
  • Sunrise: 7:37 am CDT
  • Sunset: 5:54 pm CDT
  • ▼
On Saturday, October 31, a rainy start is in store before potential clearing.
Minimal precipitation is predicted for today. Temperatures are expected to range from a maximum of a moderate 59°F to a minimum of a brisk 46.4°F.
Today's high temperature will mirror the usual October maximum of 55.9°F.
Sunrise will be at 7:37 am and sunset at 5:54 pm; the daylight will last for 10h and 17min.

Hourly overview

Hourly temperatures

Warmest period: 3 pm - 6 pm 57°C.
Coldest period: 3 am - 6 am 48°C.

Chance of precipitation

Highest chance: 6 am 90%.

Hourly weather forecast

  • 4 am
  • 48°F
  • Feels like:
    48°F
Cloudy
Cloudy
  • Precip. probability: 15%
  • Precipitation: 0"
  • Wind: 4mphSE 126°
  • Humidity: 74%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 6 am
  • 48°F
  • Feels like:
    46°F
Light Rain
Light Rain
  • Precip. probability: 90%
  • Precipitation: 0.04"
  • Wind: 3mphSE 129°
  • Humidity: 83%
  • Pressure: 30.33"Hg
  • Visibility: 7mi
  • UV index: 0
  • ▼
Sunrise: 7:37 am
  • 8 am
  • 48°F
  • Feels like:
    46°F
Rain
Rain
  • Precip. probability: 76%
  • Precipitation: 0.04"
  • Wind: 4mphSE 135°
  • Humidity: 87%
  • Pressure: 30.33"Hg
  • Visibility: 5mi
  • UV index: 0
  • ▼
  • 10 am
  • 52°F
  • Feels like:
    50°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphSE 144°
  • Humidity: 85%
  • Pressure: 30.33"Hg
  • Visibility: 10mi
  • UV index: 0
  • ▼
  • 12 pm
  • 55°F
  • Feels like:
    54°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 7mphSSE 159°
  • Humidity: 81%
  • Pressure: 30.3"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 2 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 6mphS 174°
  • Humidity: 78%
  • Pressure: 30.27"Hg
  • Visibility: 10mi
  • UV index: 1
  • ▼
  • 4 pm
  • 57°F
  • Feels like:
    55°F
Cloudy
Cloudy
  • Precip. probability: 24%
  • Precipitation: 0"
  • Wind: 5mphSSE 165°
  • Humidity: 81%
  • Pressure: 30.27"Hg
  • Visibility: 6mi
  • UV index: 0
  • ▼
Sunset: 5:54 pm
  • 6 pm
  • 57°F
  • Feels like:
    57°F
Cloudy
Cloudy
  • Precip. probability: 14%
  • Precipitation: 0"
  • Wind: 3mphSSE 149°
  • Humidity: 85%
  • Pressure: 30.27"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 8 pm
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 16%
  • Precipitation: 0"
  • Wind: 2mphSSE 150°
  • Humidity: 98%
  • Pressure: 30.27"Hg
  • Visibility: 9mi
  • UV index: 0
  • ▼
  • 10 pm
  • 52°F
  • Feels like:
    52°F
Cloudy
Cloudy
  • Precip. probability: 9%
  • Precipitation: 0"
  • Wind: 2mphSSE 157°
  • Humidity: 97%
  • Pressure: 30.3"Hg
  • Visibility: 8mi
  • UV index: 0
  • ▼
Today, in Ontario, a combination of dull and showery weather is forecasted.
With minimal precipitation of 0.04", rainfall is forecasted from 6 am to 9 am and at 3 pm.
The temperature will be between a minimum of 48.2°F and a maximum of 57.2°F. The warmest part of the day will be from 1 pm to 6 pm.
The temperature today will be consistent with the average high in October. Today, expect the temperature to be more alike with September's average minimum of 51.1°F than October's usual 40.1°F.
Updated: Oct 31, 2026 @ 07:27:17 UTC
Published by: Weather Atlas | About Us
Data Sources | weather.com | Weather
Weather Forecasting & Climate

Frequently asked questions

At 1:27 am CST, the temperature is 48.2°F.

On Saturday, in Ontario, light to moderate rain is possible in the morning.

There is a high chance of rainfall, but precipitation will be minimal.

Today, the highest temperature will be 59°F, while the lowest temperature will be 46.4°F.
The maximum temperature will be in line with the average highest temperature of 55.9°F in October. The lowest temperature today will be a few degrees higher than the average low temperature.

On Saturday, in Ontario, sunrise will be at 7:37 am and sunset at 5:54 pm (CDT).

Today, the daylight will last for 10h and 17min.