Grant County, IN: Current UV Index and Hourly Forecast

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As of 8:28 PM EDT on June 7, 2025, all 16 cities in Grant County, IN in our database have a UV Index reading of Low. The city with the highest UV Index reading right now is Marion, IN with a reading of 0.1.

Over the next 24 hours, the highest UV Index reading in Grant County, IN is expected to be 3.8 in Marion between 5:00 PM - 6:00 PM EDT tomorrow.

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Current UV Index in Cities in Grant County, IN

• Fairmount - 0.1
• Fowlerton - 0.1
• Gas City - 0.1
• Herbst - 0.1
• Jalapa - 0.1
• Jonesboro - 0.1
• Landess - 0.1
• Marion - 0.1
• Matthews - 0.1
• Mier - 0.1
• Point Isabel - 0.1
• Sims - 0.1
• Swayzee - 0.1
• Sweetser - 0.1
• Upland - 0.1
• Van Buren - 0.1