Decatur weather live forecast

Tomorrow's maximum temperature in Decatur is expected to be 81°F.

5-day weather forecast updated at 04:01 on Wednesday 8th May 2024 GMT

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

Decatur weather forecast by day

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

Decatur weather for Wednesday 8th May 2024

Expect isolated thunderstorms in Decatur, Illinois with a maximum temperature of 81°F, low levels of heat & humidity, maximum UV of 8 (Very High) and 5 hours of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a light breeze of 5 mph from the south-east.

  • 81°F maximum temperature81
    °F maximum temperature
  • 59°F minimum temperature59
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 5 hours of bright sunshine5
    hours of sunshine
  • UV (maximum) index 8 (Very High)8
    UV index (Very High)
  • 86% chance of some rain86
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Light breeze of 5 mph from the South-East5
    mph wind from SE

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Decatur weather for Thursday 9th May 2024

Expect isolated thunderstorms in Decatur, Illinois with a maximum temperature of 63°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 2-5 mm of rainfall expected with 50% chance of some rain and a light breeze of 7 mph from the north-west.

  • 63°F maximum temperature63
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Isolated thunderstorms
    isolated thunderstorms
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 50% chance of some rain50
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 7 mph from the North-West7
    mph wind from NW

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Decatur weather for Friday 10th May 2024

Expect scattered clouds in Decatur, Illinois with a maximum temperature of 64°F, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-west.

  • 64°F maximum temperature64
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 6 (High)6
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 64°F wind chill64
    °F wind chill
  • Light breeze of 6 mph from the North-West6
    mph wind from NW

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Decatur weather for Saturday 11th May 2024

Expect scattered clouds in Decatur, Illinois with a maximum temperature of 68°F, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the north-west.

  • 68°F maximum temperature68
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 68°F wind chill68
    °F wind chill
  • Gentle breeze of 9 mph from the North-West9
    mph wind from NW

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Decatur weather for Sunday 12th May 2024

Expect scattered clouds in Decatur, Illinois with a maximum temperature of 73°F, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 3 mph from the south-west.

  • 73°F maximum temperature73
    °F maximum temperature
  • 48°F minimum temperature48
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 13 hours of bright sunshine13
    hours of sunshine
  • UV (maximum) index 7 (High)7
    UV index (High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 73°F wind chill73
    °F wind chill
  • Little or no wind of 3 mph from the South-West3
    mph wind from SW

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