UV Index
UV Index
Today's UV index in Buffalo, United States 
will be up to 7.5, indicating a high level of sun exposure for the average person. Check our tips for today to make sure you're safe in the sun.
Last checked: 2025-06-01
With Buffalo's UV index reaching 7.5, protect your skin from harm by staying in shade, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours, especially between 10 a.m. and 4 p.m. when UV rays are strongest.
Buffalo's UV index is generally low to moderate, rarely reaching very high levels due to its northern location and frequent cloud cover, especially in winter.
Buffalo has cold, snowy winters with lots of lake-effect snow and mild summers. Spring and fall are brief and can be cool and wet, with changing temperatures and occasional storms.
Compared to other places in New York and nearby states like Pennsylvania and Ohio, Buffalo is colder and snowier in winter because of Lake Erie. It usually has cooler summers than cities farther south.
See the UV index hour by hour for Buffalo, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.