Howard County, MD: Current UV Index and Hourly Forecast

As of 3:11 PM EDT on October 6, 2025, all 10 cities in Howard County, MD in our database have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Columbia, MD with a reading of 3.8.

Over the next 24 hours, the highest UV Index reading in Howard County, MD is expected to be 4.7 in Columbia between 1:00 PM - 2:00 PM EDT tomorrow.

Search Cities in Howard County, MD

UV Index Risk Levels
Range0 - 23 - 56 - 78 - 1011+
Color
RiskLowModerateHighVery HighExtreme
UV Index in Howard County, MD as of 3:11 PM EDT, October 6, 2025

Current UV Index in Cities in Howard County, MD

3:11 PM EDT, October 6, 2025