As of 12:15 AM EDT on September 20, 2024, all 8 cities in Gratiot County, MI in our database have a UV Index reading of 0, indicating no radiation from the sun.
Over the next 24 hours, the highest UV Index reading in Gratiot County, MI is expected to be 4.4 in Perrinton between 2:00 PM - 3:00 PM EDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |