Grant County, IN: Current UV Index and Hourly Forecast

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As of 3:06 PM EDT on April 1, 2025, all 16 cities in Grant County, IN in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Gas City, IN with a reading of 4.3.

Over the next 24 hours, the highest UV Index reading in Grant County, IN is expected to be 4.3 in Gas City between 3:00 PM - 4:00 PM EDT today.

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Current UV Index in Cities in Grant County, IN

• Fairmount - 4.2
• Fowlerton - 4.3
• Gas City - 4.3
• Herbst - 4.2
• Jalapa - 4.1
• Jonesboro - 4.2
• Landess - 4.3
• Marion - 4.2
• Matthews - 4.3
• Mier - 4.2
• Point Isabel - 4.2
• Sims - 4.2
• Swayzee - 4.2
• Sweetser - 4.2
• Upland - 4.3
• Van Buren - 4.3