Mercersville, MD: Current UV Index and Hourly Forecast

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On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Mercersville, Washington County, Maryland (MD). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.

UV Index Data sourced from the NOAA.

As of 11:39 AM EST today in Mercersville, MD, the UV Index is currently at a moderate level of 3.1. However, as the day progresses, the UV index is expected to rise.

The UV Index in Mercersville will continue to rise, reaching a moderate level of 3.6 between 12:00 PM - 1:00 PM. This will also be the peak UV Index level for the day.

For the protection of your health against UV exposure, we highly recommended wearing sunglasses, generously applying broad-spectrum SPF 15+ strength sunscreen on exposed skin, covering the body with sun-protective clothing and a wide-brim hat, and reducing the time spent outdoors in the sun during peak hours.

After reaching its peak for the day, the UV Index will gradually decline through the afternoon and evening. It will return to moderate levels at 1:00 PM and then drop to low levels again from 3:00 PM onwards. As the day transitions into the night, the UV Index will drop back down to 0 at 5:00 PM.

Summary of Hourly UV Index Forecast for Today and Tomorrow in Mercersville, MD

Current UV Index in Nearby Cities

• Bakersville, MD - 3.1
• Tilghmanton, MD - 3.1
• Sharpsburg, MD - 3.1
• Fairplay, MD - 3.1
• Keedysville, MD - 3.1
• Breathedsville, MD - 3.1
• Downsville, MD - 3.1
• Eakles Mill, MD - 3.1
• Shepherdstown, WV - 3.1
• St. James, MD - 3.1
• Mount Briar, MD - 3.1
• Boonsboro, MD - 3.1
• Antietam, MD - 3.1
• Trego-Rohrersville Station, MD - 3.1
• Rohrersville, MD - 3.1
• Mapleville, MD - 3.1
• Williamsport, MD - 3.1
• San Mar, MD - 3.1
• Falling Waters, WV - 2.5
• Halfway, MD - 3.1