UV Index
UV Index
Today's UV index in Riyadh, Saudi Arabia 
will be up to 8.5, indicating a very 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: 2025-05-21
With a UV index of 8.5 in Riyadh, it's crucial to safeguard your skin from harmful UV rays. Protect yourself by minimizing sun exposure, wearing protective clothing, and applying SPF 30+ sunscreen every 2 hours.
Riyadh has a very high UV index during the summer, often reaching extreme levels above 11. In winter, the UV index is lower but still moderate, typically around 4 to 6. The UV levels increase significantly from spring to summer.
Riyadh experiences hot summers with temperatures frequently exceeding 40°C (104°F) and mild winters with temperatures around 14°C to 24°C (57°F to 75°F). Rainfall is very rare and mostly occurs in brief showers during winter and early spring.
Compared to the wider Arabian Peninsula, Riyadh is hotter and drier than coastal cities like Jeddah. Neighboring countries like the UAE and Kuwait also have high temperatures but may get more humidity near the coast, unlike Riyadh’s dry desert climate.
See the UV index hour by hour for Riyadh, along with the temperature and how cloudy it is. If the UV level is higher than moderate, it's best to avoid direct sunlight.