Last updated: May 3, 2025
Understanding the UV Index in Haldibari, India, is essential for safeguarding your skin and overall health. With the region's Cwa climate, which features hot summers and mild winters, the risk of harmful ultraviolet (UV) exposure is significant, especially during peak hours when the index can reach 10. By being aware of the UV levels, you can take proactive measures to prevent sunburn and reduce long-term skin damage. Knowing when to seek shade or wear protective clothing is vital, particularly between 10 AM and 2 PM, when the UV Index spikes. Stay informed and enjoy the beautiful sun-filled days in Haldibari safely!
The UV Index experiences a notable ascent throughout the morning, starting from a gentle 1 at 7:00 AM and climbing steadily to reach a peak of 10 by 11:00 AM and 12:00 PM. This high level of UV exposure indicates a significant risk of harm from unprotected sun exposure during these hours. As the afternoon progresses, the index begins to decline, tapering off to 9 at 1:00 PM, then dropping to 7 at 2:00 PM. Eventually, it decreases further to 5 by 3:00 PM, and continues its descent to 1 at 5:00 PM and 6:00 PM. The sun's intensity wanes completely by 7:00 PM, with the UV Index falling to 0. It's crucial for those enjoying outdoor activities to stay vigilant during the peak hours, especially between 10:00 AM and 2:00 PM, to protect themselves from UV exposure.
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 3 | moderate | 30 min |
| 09:00 | 5 | moderate | 30 min |
| 10:00 | 8 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 9 | very high | 15 min |
| 14:00 | 7 | high | 25 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 levels exhibit significant seasonal variation, peaking during the summer months. January sees a moderate UV Index of 5, increasing steadily to a high of 10 in May. The highest risk months are June, July, and August, with UV Index values reaching extreme levels of 11 to 13, where burn times shorten to just 10 minutes. As summer wanes into fall, the UV Index begins to decline, with October recording a very high level at 9 before gradually easing into the high exposure category in the cooler months of November and December at 6-7. For both visitors and residents, it is crucial to stay vigilant during the late spring and summer months by using adequate sun protection, such as sunscreen, protective clothing, and seeking shade during peak hours, particularly when the UV Index is rated as very high or extreme.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Delhi UVI | 5 | 6 | 9 | 10 | 10 | 10 | 12 | 12 | 9 | 8 | 5 | 5 |
| Haldibari | 5 | 6 | 8 | 9 | 10 | 11 | 13 | 12 | 11 | 9 | 7 | 6 |
| Mumbai UVI | 8 | 9 | 10 | 11 | 11 | 12 | 13 | 13 | 11 | 10 | 7 | 7 |
| Ahmedabad UVI | 7 | 8 | 10 | 12 | 11 | 12 | 13 | 13 | 11 | 10 | 7 | 6 |
| Hyderabad UVI | 10 | 11 | 12 | 11 | 13 | 13 | 15 | 14 | 13 | 11 | 8 | 8 |
| Bengaluru UVI | 11 | 13 | 13 | 14 | 13 | 14 | 14 | 14 | 14 | 12 | 11 | 10 |