Illinois weather live forecast

Tomorrow's maximum temperature in Illinois is expected to be 21°C.

  • Tuesday
    7th May
    Isolated thunderstorms (10-20 mm of rainfall expected)
  • Wednesday
    8th May
    Isolated thunderstorms (5-10 mm of rainfall expected)
  • Thursday
    9th May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)
  • Friday
    10th May
    Mostly cloudy with light rain (0-2 mm of rainfall expected)
  • Saturday
    11th May
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Tuesday 7th May 2024 GMT

More about Illinois

Illinois by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Illinois

Travel Up: Top offers on flights worldwide

  • Check out top flight deals & low fares from popular airlines
  • Search for return & one-way flights or multi-city trips
  • Airlines include BA, Virgin Atlantic, United & Turkish Airlines
Go to Travel Up deal >>

View all Travel Up offers

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

Top Illinois destinations

Below are temperatures expected tomorrow at popular destinations in Illinois. Select a destination to see the 5-day weather forecast.

All Illinois destinations

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 Tuesday 7th May 2024

Expect isolated thunderstorms in Illinois with a maximum temperature of 21°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 95% chance of some rain and a light breeze of 10 kph from the south-east.

  • 21°C maximum temperature21
    °C maximum temperature
  • 13°C minimum temperature13
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 95% chance of some rain95
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 10 kph from the South-East10
    kph wind from SE

Back to top

Illinois weather for Wednesday 8th May 2024

Expect isolated thunderstorms in Illinois with a maximum temperature of 22°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and little or no wind of 6 kph from the north-east.

  • 22°C maximum temperature22
    °C maximum temperature
  • 15°C minimum temperature15
    °C minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 62% chance of some rain62
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 6 kph from the North-East6
    kph wind from NE

Back to top

Illinois weather for Thursday 9th May 2024

Expect mostly cloudy with light rain in Illinois with a maximum temperature of 14°C, maximum UV of 6 (High) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 57% chance of some rain and a light breeze of 12 kph from the north.

  • 14°C maximum temperature14
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 57% chance of some rain57
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 14°C wind chill14
    °C wind chill
  • Light breeze of 12 kph from the North12
    kph wind from N

Back to top

Illinois weather for Friday 10th May 2024

Expect mostly cloudy with light rain in Illinois with a maximum temperature of 14°C, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 9% chance of some rain and little or no wind of 6 kph from the north-west.

  • 14°C maximum temperature14
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 9% chance of some rain9
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Little or no wind of 6 kph from the North-West6
    kph wind from NW

Back to top

Illinois weather for Saturday 11th May 2024

Expect mostly cloudy with light rain in Illinois with a maximum temperature of 15°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 2-5 mm of rainfall expected with 60% chance of some rain and a light breeze of 9 kph from the north-west.

  • 15°C maximum temperature15
    °C maximum temperature
  • 9°C minimum temperature9
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 60% chance of some rain60
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Light breeze of 9 kph from the North-West9
    kph wind from NW

Back to top

Avalon Waterways: Current offers on 2024 river cruises

  • Save on river cruises in 2024 with Avalon Waterways
  • Book river cruises in Europe, Asia, Africa & Americas
  • Filter deals by promotion, month, destination & more
Go to Avalon Waterways deal >>

Expires at 23:59 on Tuesday 31st Dec 2024 · View all Avalon Waterways offers

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about the USA

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^