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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the Southampton Wire weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Chicago sees a continental climate, with the live forecast above showing today’s conditions. Summers are humid and warm, winters cold and snowy, with spring and autumn offering sharper transitions than southern England experiences.
What is the weather in Chicago typically like?
Chicago’s weather is defined by its position on Lake Michigan. The lake moderates extremes, but the city still sees hot, humid summers with frequent thunderstorms, and cold winters where lake-effect snow can bring sudden, heavy falls. Spring is often the most changeable season, with sharp contrasts between mild days and late frosts. Autumn tends to be clearer and more settled, with crisp air moving in from the north.
What is the weather in Chicago tomorrow and in 10 days?
The live forecast above gives the precise outlook. For the weather in Chicago tomorrow, look for any shift in wind direction off the lake, as that can flip temperatures quickly. For the weather in Chicago 10 days, longer-range forecasts from the Met Office and BBC Weather are the most reliable for planning. You can also check the 10 Day Weather Forecast UK page for a comparable, trusted format.
Does Chicago use Fahrenheit or Celsius for its forecasts?
Chicago, like the rest of the US, uses Fahrenheit for its official forecasts. To convert, subtract 32 and multiply by five-ninths. The live forecast above is given in both scales for clarity.
Is Chicago weather very different from UK weather?
Yes. Chicago has a continental climate with wider temperature swings than the UK. Winters are much colder and snowier, while summers are hotter and more humid. Spring and autumn are shorter and more variable than in Britain.
How reliable is the Chicago weather radar?
The Chicago weather radar from the National Weather Service is highly reliable for short-term, hour-by-hour tracking of rain, snow and storms. It is especially useful during the spring and summer thunderstorm season.
Sources
For other regional forecasts, see Birmingham Weather, Liverpool Weather, or Glasgow Weather. The UK weather hub has further coverage.