Marion weather live forecast

Today's maximum temperature in Marion is expected to be 1°C. Select a day from the live weather forecast for Marion, Illinois, USA for more weather parameters.

5-day weather forecast updated at 04:01 on Thursday 4th December 2025 GMT

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

Marion weather forecast by day

Below are the detailed weather forecasts for Marion for the next 5 days.

Marion weather for Wednesday 3rd December 2025

Expect broken clouds in Marion, Illinois with a maximum temperature of 1°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

  • 1°C maximum temperature1
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • -2°C wind chill-2
    °C wind chill
  • Light breeze of 10 kph from the South10
    kph wind from S

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Marion weather for Thursday 4th December 2025

Expect broken clouds in Marion, Illinois with a maximum temperature of -1°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 14 kph from the north.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 3 hours of bright sunshine3
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -5°C wind chill-5
    °C wind chill
  • Gentle breeze of 14 kph from the North14
    kph wind from N

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Marion weather for Friday 5th December 2025

Expect scattered clouds in Marion, Illinois with a maximum temperature of 3°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

  • 3°C maximum temperature3
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 0°C wind chill0
    °C wind chill
  • Light breeze of 10 kph from the South10
    kph wind from S

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Marion weather for Saturday 6th December 2025

Expect broken clouds in Marion, Illinois with a maximum temperature of 6°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

  • 6°C maximum temperature6
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 3°C wind chill3
    °C wind chill
  • Light breeze of 10 kph from the South-West10
    kph wind from SW

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Marion weather for Sunday 7th December 2025

Expect cloudy with sleet or snow in Marion, Illinois with a maximum temperature of 4°C and 4 hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 35% chance of some sleet or snow and a gentle breeze of 13 kph from the north.

  • 4°C maximum temperature4
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Cloudy with sleet or snow
    cloudy with sleet or snow
  • 4 hours of bright sunshine4
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 35% chance of some sleet or snow35
    % chance of some sleet or snow
  • 5-10 mm of sleet/snow expected<10
    mm of sleet/snow expected
  • 1°C wind chill1
    °C wind chill
  • Gentle breeze of 13 kph from the North13
    kph wind from N

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

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