Last updated: July 2, 2025
In Sidowayah Lor, Indonesia, being aware of the UV Index is crucial for safeguarding your skin and overall health. With daily UV levels often peaking at dangerous levels—reaching as high as 11 around noon—understanding these fluctuations can mean the difference between a fun day in the sun and painful sunburn. The humid subtropical climate in Sidowayah Lor brings abundant sunshine, which, coupled with the elevated UV exposure, poses significant risks for skin damage. By monitoring the UV Index, residents and visitors alike can take proactive measures to protect themselves, ensuring they enjoy the sun safely and responsibly.
At dawn, the UV Index starts low at 1 at 7:00 AM, making for a gentle introduction to the day. As the sun climbs, activity heats up, peaking sharply at 11 between 11:00 AM and 12:00 PM—the perfect time for sun lovers to bask in its glory. However, by 1:00 PM, the index begins to taper off to 9, gently reminding us to seek shade. The afternoon sees a gradual decline, dropping to 4 by 3:00 PM and finishing strong yet mellow at 1 by 4:00 PM through 5:00 PM. As the sun sets, the UV Index fades to 0 after 6:00 PM, signaling it’s time to wrap up outdoor adventures. Overall, this data illustrates the day's sun intensity, emphasizing the importance of sun safety during peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 6 | high | 25 min |
| 10:00 | 9 | very high | 15 min |
| 11:00 | 11 | extreme | 10 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 6 | 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 |
The UV index exhibits extremely high levels throughout most of the year, with particularly hazardous months being January through April and July through November, where the index consistently remains between 12 and 16. Notably, February peaks at a UV Index of 16, indicating a critical risk for skin damage with a burn time of only 10 minutes. Even in June, while the UV exposure is categorized as very high at 10, the burn time extends to 15 minutes. Visitors and residents are strongly advised to take precautions during these months, including wearing protective clothing, applying broad-spectrum sunscreen with high SPF, and seeking shade during peak sunlight hours to minimize the risk of UV exposure and skin damage.
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 |
| Sidowayah Lor | 14 | 16 | 15 | 13 | 12 | 10 | 11 | 12 | 14 | 14 | 14 | 13 |
| Medan UVI | 13 | 15 | 15 | 15 | 14 | 12 | 12 | 13 | 14 | 14 | 13 | 12 |
| Bandung UVI | 15 | 16 | 16 | 15 | 12 | 11 | 11 | 12 | 14 | 15 | 15 | 14 |