As of 3:26 PM CDT on April 21, 2025, all 3 cities in Pennington County, MN in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Thief River Falls, MN with a reading of 4.3.
Over the next 24 hours, the highest UV Index reading in Pennington County, MN is expected to be 4.3 in Thief River Falls between 3:00 PM - 4:00 PM CDT today.
Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
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Color | |||||
Risk | Low | Moderate | High | Very High | Extreme |