UV Index
UV Index
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Today's UV index in Jakarta, Indonesia 
will be up to 8.6, indicating a very high level of sun exposure for the average person. Check the annual sun radiation in the city and our tips for today to make sure you're safe in the sun.
With a UV index of 8.6 in Jakarta, 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.
Jakarta's UV index can reach extreme levels, particularly between September and November. On average, the city experiences a high UV index of 9 or 10 for around six hours per day.
Jakarta has two main seasons: a dry season from May to September and a wet season from October to April. During the wet season, heavy rainfall and thunderstorms are common, while the dry season is marked by lower humidity and occasional light rain.
Compared to its region and neighboring countries, Jakarta has a tropical monsoon climate with consistent year-round warmth. Neighboring cities such as Singapore and Kuala Lumpur have similar climates, but Jakarta receives more rainfall on average, making it one of the wettest capitals in the world. In contrast, countries further north like Thailand and Vietnam have a hot and dry season influenced by the northeast monsoon.
The chart below displays the average Shortwave Radiation Sum (MJ/m²) for each month of the last year in Jakarta. It's designed to provide you with a better understanding of the yearly weather and sun exposure.