UV Index
UV Index
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Today's UV index in Columbus, United States 
will be up to 1.9, indicating low risk of harm from the sun's UV rays for the average person. Check our tips for today to make sure you're safe in the sun.
Today, the UV index suggests low sun danger (0-2) in Columbus, reaching up to 1.9. Remember sunglasses and SPF 30+ on sunny days, and be cautious around reflective surfaces like sand, water, and snow for increased UV exposure.
Read more here about the climate and sun exposure in and around Columbus.
The UV index in Columbus, United States, can vary throughout the year. During the summer months of June, July, and August, when the sun is at its strongest, the UV index in Columbus can reach high levels, often peaking at around 8 or 9 (very high to extreme). It is important to protect your skin and eyes with sunscreen, hats, and sunglasses during these times to reduce the risk of sunburn and potential long-term skin damage.
Columbus experiences four distinct seasons: spring, summer, autumn, and winter. In spring (March to May), temperatures gradually rise, ranging from around 6 °C (43 °F) to 21 °C (70 °F). Summer (June to August) brings warm and humid weather, with temperatures averaging between 17 °C (63 °F) and 31 °C (88 °F). Autumn (September to November) is mild, with temperatures dropping from around 13 °C (55 °F) to 24 °C (75 °F). Winter (December to February) is cold, with average temperatures ranging from -4 °C (24 °F) to 6 °C (43 °F), often accompanied by snowfall.
Comparatively, Columbus has a moderate amount of sun exposure when compared to its region. Cities in the northern United States generally receive less sunlight than locations farther south due to their higher latitude. For example, when comparing Columbus to cities in Florida, which lies further south, Columbus receives fewer hours of sunlight throughout the year. However, compared to other northern cities in its region, such as Cleveland or Pittsburgh, Columbus may have slightly more sunny days and milder winters.
The chart above displays the Shortwave Radiation Sum (MJ/m²) for each day of the last year in Columbus. It's designed to provide you with a better understanding of the yearly weather and sun exposure.