Last updated: May 3, 2025
Understanding the UV Index is crucial for residents and visitors in Dasna, India, where the intensity of sun exposure can vary significantly throughout the day. Awareness of UV levels helps in preventing sunburn and maintaining long-term skin health, as high UV readings can pose serious risks. Dasna's Cwa climate often brings bright, sunny days, with peak UV Index values reaching 9 between 11:00 AM and 12:00 PM—a time when protective measures are vital. By staying informed about UV levels, you can enjoy the outdoors while safeguarding your skin from harmful effects.
As the sun rises, the UV Index begins its ascent, peaking at 11:00 AM and 12:00 PM with a blistering 9. The day starts gently, with 07:00 AM registering a modest 2, but by 09:00 AM, it climbs to a moderate 6. The intensity escalates, hitting 8 at 10:00 AM and reaching its zenith shortly after noon. After this peak, the index gradually dips, easing down to 6 by 2:00 PM, before falling further to 4 at 3:00 PM. As evening approaches, the UV radiation wanes significantly, dropping to 2 by 4:00 PM and near zero after sunset, signaling a shift in the skies. Remember to protect your skin during those peak hours!
Time | UVI | Category | Time to Burn |
---|---|---|---|
07:00 | 2 | low | 45 min |
08:00 | 4 | moderate | 30 min |
09:00 | 6 | high | 25 min |
10:00 | 8 | very high | 15 min |
11:00 | 9 | very high | 15 min |
12:00 | 9 | very high | 15 min |
13:00 | 8 | very high | 15 min |
14:00 | 6 | high | 25 min |
15:00 | 4 | 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 |
Seasonal changes in UV exposure reveal a significant increase from January to July, where the UV Index peaks at 12, categorized as extreme in July and August, indicating a burn time of only 10 minutes. The high-risk months for sun exposure are March through August, where the UV Index consistently reaches 9 or higher. Visitors and residents are strongly advised to take precautions during these peak months, such as wearing protective clothing, applying broad-spectrum sunscreen, and limiting sun exposure during peak hours, typically between 10 AM and 4 PM. In contrast, the UV Index decreases in the cooler months of November to December, returning to a moderate level with a burn time of 30 minutes, allowing for safer outdoor activities.
UV Risk Categories
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Dasna | 5 | 6 | 9 | 9 | 9 | 10 | 12 | 12 | 9 | 8 | 5 | 5 |
Delhi UVI | 5 | 6 | 9 | 10 | 10 | 10 | 12 | 12 | 9 | 8 | 5 | 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 |