Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Nasriganj, India, where the climate often features hot summers and sunny days. Awareness of UV levels can significantly aid in preventing sunburn and protecting skin health, especially during peak hours when the index reaches its highest, with values soaring up to 10 around noon. With a Cwa climate, the region experiences distinct seasonal variations, but UV exposure remains a consistent risk during warmer months. By keeping an eye on the UV Index, locals can make informed choices to safely enjoy the sun while minimizing potential health risks associated with ultraviolet radiation.
As the sun rises, the UV Index begins its ascent, peaking sharply at 11:00 AM with an impressive value of 10—indicating a high risk of harm from unprotected sun exposure. The morning starts with a gentle 2 at 07:00, gradually warming to a moderate 4 by 08:00. By 10:00 AM, it escalates to 9 as rays intensify, before reaching its zenith. Following this peak, the UV Index starts to decline, dipping to 7 by 01:00 PM, and diminishing further to 3 by mid-afternoon. As the evening approaches, numbers drop significantly, with readings of 2 at 04:00 PM and settling at a safe 0 by 07:00 PM. This hourly cycle emphasizes the importance of sun safety during the day’s most intense 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 | 9 | very high | 15 min |
| 11:00 | 10 | very high | 15 min |
| 12:00 | 9 | very high | 15 min |
| 13:00 | 7 | high | 25 min |
| 14:00 | 6 | high | 25 min |
| 15:00 | 3 | moderate | 30 min |
| 16:00 | 2 | low | 45 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. High-risk months are marked by July, August, and September, where the UV Index reaches an extreme level of 12, resulting in a notably short burn time of only 10 minutes. Notably, from March to October, the UV Index consistently remains in the high to very high range, with April and June also hitting 10. Residents and visitors are strongly advised to take protective measures during these months, including wearing sunscreen, hats, and protective clothing, and seeking shade during peak sunlight hours to reduce the risk of skin damage. Remember, even in the winter months, such as January and December, with moderate UV levels, it's still wise to stay vigilant and protect your skin.
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 |
| Nasriganj | 5 | 7 | 8 | 10 | 9 | 10 | 12 | 12 | 11 | 10 | 6 | 5 |
| 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 |