UV Index
UV Index
Today's UV index in Semey, Kazakhstan 
will be up to 6.7, 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: 2025-07-25
With Semey's UV index reaching 6.7, 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.
The UV index in Semey, Kazakhstan, varies throughout the year, reaching its highest levels in summer, typically between 6 and 8, indicating moderate to high UV radiation. In winter, the UV index drops significantly, often below 2.
Semey experiences cold winters with temperatures often below freezing and warm summers that can exceed 25°C (77°F). Spring and autumn are short and transitional, with variable temperatures and occasional precipitation.
Compared to other parts of Kazakhstan, Semey has a more continental climate with larger temperature swings between seasons. It is colder than southern cities like Almaty but warmer than northern areas such as Petropavl. Neighboring Russia experiences similar seasonal patterns but generally colder winters.
See the UV index hour by hour for Semey, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.