UV Index Today in Columbus, Ohio
Hourly UV Index Chart
Safe Exposure Time
Estimated based on the Fitzpatrick scale for skin color and a UV Index of
*Estimate assumes proper application of broad spectrum sunscreen with reapplication every 2 hours.
Important Safety Information
General Guidelines
These exposure times are estimates based on scientific research and should be used as general guidelines only. Individual responses to UV exposure may vary.
Affecting Factors
UV exposure is affected by: time of day, season, altitude, cloud cover, reflection from surfaces, and individual skin sensitivity.
Protection Tips
For proper sun protection: seek shade during peak UV hours (10 AM - 4 PM), wear protective clothing, use broad-spectrum sunscreen, and monitor the UV index regularly.
Medical Advice
Consult with a healthcare provider for personalized sun protection advice, especially if you have a history of skin conditions or are taking medications that may increase sun sensitivity.
SUNSET & SUNRISE
Columbus's UV Climate
Columbus, located in central Ohio, experiences a humid continental climate with moderate to high UV exposure during the summer months. The city's midwestern location brings variable weather, but clear summer days can result in high UV index values. Sun protection is important for outdoor activities, especially during peak hours.
Average Annual UV Index
6.4
Peak UV Season
May - September
Sunny Days per Year
178
Practical Tips for Outdoor Activities
Make the most of outdoor activities while staying safe in Franklin County:
- Check UV index and weather radar before planning outdoor activities
- Schedule outdoor activities during low UV hours
- Use appropriate sun protection based on UV levels
- Stay hydrated during outdoor activities
- Take regular breaks in shaded areas
- Monitor weather conditions for changes
- Be prepared for sudden weather changes
- Know the signs of heat-related illness
- Wear a hat and protective clothing
- Check visibility conditions before outdoor plans
- Stay alert to weather alerts and warnings
UV and Weather in Franklin County
Learn about Franklin County's unique climate patterns, UV radiation levels, and how they affect your daily life. Enter your zip code for location-specific weather radar data and UV forecasts to help you make informed decisions about outdoor activities and sun protection.
Climate and UV Patterns
Columbus's climate features cold winters and hot, humid summers. UV index values are highest from late spring through early fall, with peak values reaching 8-9 on clear days. Cloud cover is common, but when skies are clear, UV radiation can be intense.
UV Index and Health Impact
Understanding UV radiation levels is crucial for protecting your health. The UV index in Franklin County varies throughout the year:
- Summer (April-September): High to Very High UV (7-10+)
- Spring/Fall: Moderate to High UV (5-7)
- Winter: Moderate UV (4-6)
- Peak UV hours: 10 AM - 4 PM
- Cloudy conditions: UV reduced by 20-40%
- Clear skies: Maximum UV exposure
- Visibility conditions affect UV intensity
Local Weather Patterns
Columbus's weather is variable, with frequent changes in cloud cover and temperature. Summer brings the highest UV exposure, especially during midday hours. Residents and visitors should use sun protection during outdoor activities, particularly in parks and at outdoor events.