Best time to visit Marion

Find the best time to visit Marion and plan your perfect trip in 2024/2025. Get holiday inspiration, weather guides, travel advice and find great deals.

Marion by month

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

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When is the best time to visit Marion?

The best time to visit Marion is May based on the following average weather conditions.

Maximum daytime temperature = 72 - 86°F [remove]
Daily hours of sunshine = 10 hours or more [remove]

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Max Day Temperature (°F)

  • 39°F maximum daytime temperature in January in Marion39
    Jan
  • 45°F maximum daytime temperature in February in Marion45
    Feb
  • 57°F maximum daytime temperature in March in Marion57
    Mar
  • 68°F maximum daytime temperature in April in Marion68
    Apr
  • 77°F maximum daytime temperature in May in Marion77
    May
  • 86°F maximum daytime temperature in June in Marion86
    Jun
  • 90°F maximum daytime temperature in July in Marion90
    Jul
  • 88°F maximum daytime temperature in August in Marion88
    Aug
  • 81°F maximum daytime temperature in September in Marion81
    Sep
  • 70°F maximum daytime temperature in October in Marion70
    Oct
  • 57°F maximum daytime temperature in November in Marion57
    Nov
  • 45°F maximum daytime temperature in December in Marion45
    Dec

Hours of Sunshine (daily)

Best time to visit

The weather guide for Illinois (Marion) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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Which is the hottest month in Marion?

The hottest time of year in Marion is normally July. Expect maximum daytime temperatures to reach 90°F with high heat and humidity.

Which month has the most rain in Marion?

In terms of rainfall, March is usually the wettest month in Marion with 4.9 inches on average. There are normally 12 days in March with some rain.

When is it sunniest in Marion?

The sunniest time of year in Marion is normally July with bright sunshine on average for 71% of daylight hours; that's 10 hours of sunshine per day.

Illinois travel features

Do you want to learn more about Illinois? Read our latest features covering travel tips and insider destination guides on where to go and what to do in Illinois.

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