Last updated: May 3, 2025
In Majenang, Indonesia, understanding the UV Index is crucial for maintaining your skin health and preventing sunburn. With the region's tropical Af climate, residents and visitors alike face significant UV exposure risks, particularly during the midday hours when the UV Index peaks at 12. Being aware of UV levels helps you take the necessary precautions to protect yourself from harmful rays, ensuring you enjoy sunny days safely. With a morning low of 1 and afternoon highs reaching as much as 10, staying informed about UV conditions can make all the difference in your outdoor activities. Don’t let the sun catch you off guard—stay protected and enjoy Majenang’s vibrant outdoors!
As the sun rises, the UV Index begins its ascent, starting at a mild 1 at 07:00. By 08:00, it ramps up to 3, signaling that it’s time to be aware of UV exposure. The day's peak hits between 11:00 and 12:00, soaring to an intense 12—a clear reminder to seek shade and apply sunscreen. After this zenith, the index gradually declines, dipping to 4 by 15:00 and cooling down to a safe 1 by 16:00. As the evening sets in, the UV Index falls to 0, marking the end of a day where vigilance was key, especially during the midday hours. Remember, when it comes to UV rays, it’s always best to be sun-smart!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 7 | high | 25 min |
| 10:00 | 10 | very high | 15 min |
| 11:00 | 12 | extreme | 10 min |
| 12:00 | 12 | extreme | 10 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 7 | high | 25 min |
| 15:00 | 4 | moderate | 30 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV Index values remain notably high, particularly from January to October. The UV Index peaks in March at 16, marking it as a critical time for sun exposure, categorized as extreme with a burn time of just 10 minutes. April, September, and November also maintain high levels at 14 to 15, while May experiences a slight dip to 12. The months of January, February, July, August, and October consistently show extreme levels, urging visitors and residents to exercise caution when outdoors. Particularly during these high-risk months, it's vital to adopt protective measures such as wearing hats, sunglasses, and sunscreen, and seeking shade to help mitigate the effects of intense UV radiation. As a general guideline, individuals should remain vigilant, especially during midday hours, to avoid skin damage and health risks associated with high UV exposure.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Surabaya UVI | 13 | 15 | 14 | 12 | 12 | 10 | 11 | 12 | 14 | 13 | 13 | 13 |
| Bekasi UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Jakarta UVI | 14 | 16 | 16 | 14 | 11 | 10 | 10 | 11 | 13 | 15 | 14 | 13 |
| Medan UVI | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
| Majenang | 14 | 15 | 16 | 14 | 12 | 10 | 11 | 13 | 14 | 15 | 15 | 14 |
| Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |