Marion weather live forecast

Today's maximum temperature in Marion is expected to be 3°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 Friday 5th 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 Friday 5th December 2025

Expect scattered clouds in Marion, Illinois with a maximum temperature of 3°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south.

  • 3°C maximum temperature3
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    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 11 kph from the South11
    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 4°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-west.

  • 4°C maximum temperature4
    °C maximum temperature
  • 0°C minimum temperature0
    °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 mm of rainfall expected0
    mm of rainfall expected
  • 1°C wind chill1
    °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 overcast with light rain in Marion, Illinois with a maximum temperature of 4°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a gentle breeze of 14 kph from the north.

  • 4°C maximum temperature4
    °C maximum temperature
  • -1°C minimum temperature-1
    °C minimum temperature
  • Overcast with light rain
    overcast with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 68% chance of some rain68
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 1°C wind chill1
    °C wind chill
  • Gentle breeze of 14 kph from the North14
    kph wind from N

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Marion weather for Monday 8th December 2025

Expect overcast skies in Marion, Illinois with a maximum temperature of 0°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 14 kph from the north.

  • 0°C maximum temperature0
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Overcast skies
    overcast skies
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 0 cm of snow expected0
    cm of snow expected
  • -4°C wind chill-4
    °C wind chill
  • Gentle breeze of 14 kph from the North14
    kph wind from N

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Marion weather for Tuesday 9th December 2025

Expect broken clouds in Marion, Illinois with a maximum temperature of 5°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

  • 5°C maximum temperature5
    °C maximum temperature
  • -2°C minimum temperature-2
    °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
  • 0°C wind chill0
    °C wind chill
  • Moderate breeze of 23 kph from the South-West23
    kph wind from SW

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

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