Illinois weather live forecast

Today's maximum temperature in Illinois is expected to be 0°C. Select a day from the live weather forecast for Illinois (Chicago), USA for more weather parameters.

5-day weather forecast updated at 04:01 on Friday 28th November 2025 GMT

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The 5-day weather forecast for Illinois (Chicago) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Below are temperatures expected today at popular countries, regions and places in Illinois. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Illinois weather forecast by day

Below are the detailed weather forecasts for Illinois for the next 5 days. The forecasts shown are for Chicago and may not represent the whole of Illinois. Browse more destinations in Illinois to view more weather forecasts.

Illinois weather for Friday 28th November 2025

Expect scattered clouds in Illinois with a maximum temperature of 0°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 15 kph from the north-west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 15 kph from the North-West15
    kph wind from NW

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Illinois weather for Saturday 29th November 2025

Expect cloudy with some snow in Illinois with a maximum temperature of 0°C and no hours of bright sunshine. There are 10-20 cm of snow expected with 100% chance of some snow and a gentle breeze of 16 kph from the south-east.

  • 0°C maximum temperature0
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Cloudy with some snow
    cloudy with some snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 100% chance of some snow100
    % chance of some snow
  • 10-20 cm of snow expected<20
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 16 kph from the South-East16
    kph wind from SE

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Illinois weather for Sunday 30th November 2025

Expect mostly cloudy with light snow in Illinois with a maximum temperature of 0°C, maximum UV of 1 (Low) and 3 hours of bright sunshine. There are 2-5 cm of snow expected with 29% chance of some snow and a gentle breeze of 18 kph from the north-west.

  • 0°C maximum temperature0
    °C maximum temperature
  • -7°C minimum temperature-7
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 29% chance of some snow29
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 18 kph from the North-West18
    kph wind from NW

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Illinois weather for Monday 1st December 2025

Expect clear skies with flurries of snow in Illinois with a maximum temperature of -6°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0-2 cm of snow expected with 23% chance of some snow and a light breeze of 8 kph from the south-west.

  • -6°C maximum temperature-6
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Clear skies with flurries of snow
    clear skies with flurries of snow
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 23% chance of some snow23
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -9°C wind chill-9
    °C wind chill
  • Light breeze of 8 kph from the South-West8
    kph wind from SW

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Illinois weather for Tuesday 2nd December 2025

Expect broken clouds in Illinois with a maximum temperature of -5°C, maximum UV of 1 (Low) and 6 hours of bright sunshine. There are 0 cm of snow expected and a light breeze of 10 kph from the west.

  • -5°C maximum temperature-5
    °C maximum temperature
  • -9°C minimum temperature-9
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -9°C wind chill-9
    °C wind chill
  • Light breeze of 10 kph from the West10
    kph wind from W

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  • Sign up to myTUI. Discount varies by spend. T&Cs apply
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Metric (°C / mm)  |  Imperial (°F / inches)

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