Last updated: May 3, 2025
Understanding the UV Index in Calog Norte, Philippines, is vital for safeguarding your skin against harmful ultraviolet rays. Awareness of UV levels helps residents and visitors alike take proactive measures to prevent sunburn and promote long-term skin health. With a tropical climate characterized by intense sunlight, Calog Norte faces significant UV exposure risks, particularly between 10 AM and 2 PM, when the UV Index peaks at an alarming 13. By staying informed about daily UV levels, you can enjoy sunny days while minimizing the risk of skin damage.
As the sun rises, the UV Index starts at a mild 2 at 7:00 AM, making it a gentle beginning to the day. By 8:00 AM, it climbs to 4, hinting at the need for a bit of sun protection. The intensity reaches its peak between 10:00 AM and 12:00 PM, soaring to a high of 13. This powerful midday sun calls for extra caution as the UV index hovers at this level for two consecutive hours before gradually tapering off. By 3:00 PM, the UV Index drops to 5 and continues to decline, hitting 1 by 5:00 PM. As evening approaches, the UV levels ease to 0 by 7:00 PM, wrapping up the day with a low-risk, sun-safe atmosphere. Enjoy the bright moments, but don’t forget your sunscreen during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 7 | high | 25 min |
10:00 | 11 | extreme | 10 min |
11:00 | 13 | extreme | 10 min |
12:00 | 13 | extreme | 10 min |
13:00 | 12 | extreme | 10 min |
14:00 | 9 | very high | 15 min |
15:00 | 5 | moderate | 30 min |
16:00 | 3 | moderate | 30 min |
17:00 | 1 | low | 45 min |
18:00 | 1 | low | 45 min |
19:00 | 0 | low | 45 min |
Throughout the year, UV Index levels exhibit significant seasonal changes, with the most critical months for sun exposure being February to October, when values reach an extreme category of 12 to 14. Particularly, March to September consistently registers a UV Index of 14, meaning residents and visitors should take precautions, as the burn time is only 10 minutes during this period. January and November present a very high UV Index of 10, requiring vigilance, while December sees a slight decrease to 9. To ensure safety, it is advisable for individuals to wear protective clothing, use sunscreen with high SPF, and limit sun exposure during peak hours, especially from late winter into fall when the risk is highest.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Calog Norte | 10 | 12 | 14 | 14 | 13 | 13 | 14 | 14 | 14 | 12 | 10 | 9 |
Caloocan City UVI | 11 | 13 | 15 | 15 | 13 | 14 | 13 | 14 | 14 | 13 | 10 | 10 |
Quezon City UVI | 11 | 13 | 15 | 15 | 13 | 14 | 13 | 14 | 14 | 13 | 10 | 10 |
Manila UVI | 11 | 13 | 14 | 14 | 13 | 13 | 13 | 14 | 14 | 13 | 10 | 10 |
Budta UVI | 13 | 15 | 16 | 16 | 14 | 13 | 14 | 14 | 15 | 14 | 13 | 11 |
Davao UVI | 13 | 15 | 16 | 15 | 15 | 13 | 14 | 14 | 15 | 14 | 13 | 11 |