Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Hanau am Main, as it provides essential information on sun exposure risks throughout the day. With UV levels peaking in the early afternoon, being aware of these fluctuations can help protect against sunburn and long-term skin damage, fostering better skin health for all. Situated in a Cfb climate zone, Hanau am Main experiences a moderate temperate climate, but during sunny days, the UV index can climb, particularly between 11:00 AM and 3:00 PM, when readings reach 8—an indicator that caution is needed. Stay informed and safe from harmful UV rays while enjoying the outdoors!
The UV Index fluctuates throughout the day, reaching its peak of 8 between noon and 2 PM. Early risers will notice a gentle start, with levels at just 1 at 7 AM. As the sun climbs higher, the index rises steadily, hitting 5 by 10 AM and 6 by 11 AM. By 12 PM, the intensity peaks, prompting caution for those outdoors. After this midday surge, the index begins a gradual decline, dropping to 7 at 3 PM, and falling further to 4 by 5 PM. As evening approaches, UV levels decrease significantly, resting at 1 by 7 PM. It’s a clear reminder to stay sun-safe during those peak hours!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 5 | moderate | 30 min |
| 11:00 | 6 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 min |
| 14:00 | 8 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 6 | high | 25 min |
| 17:00 | 4 | moderate | 30 min |
| 18:00 | 2 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The seasonal UV changes throughout the year reveal notable fluctuations in sun exposure risk. January and February present the lowest UV Index values (2), classified as low exposure, with a burn time of 45 minutes. As spring approaches, March and April see an increase to moderate levels (4 and 5), shortening burn time to 30 minutes. The risk peaks during May through July, with high (7) to very high (8) UV Index levels, leading to significantly reduced burn times of just 15 to 25 minutes. August starts to decline slightly to a high level (7), while September and October return to moderate ratings. The year wraps up with November and December falling back to low UV levels (2 and 1), allowing for longer burn times once more. Visitors and residents should particularly be cautious from May through July, taking proactive measures such as wearing sunscreen, protective clothing, and seeking shade during peak sun hours to minimize the risk of UV-related harm.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hamburg UVI | 1 | 2 | 3 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Berlin UVI | 1 | 2 | 4 | 5 | 7 | 8 | 7 | 7 | 5 | 3 | 2 | 1 |
| Koeln UVI | 1 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Hanau am Main | 2 | 2 | 4 | 5 | 7 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Frankfurt am Main UVI | 2 | 3 | 4 | 5 | 8 | 8 | 8 | 7 | 5 | 4 | 2 | 1 |
| Munich UVI | 2 | 3 | 5 | 6 | 8 | 9 | 9 | 8 | 6 | 4 | 2 | 1 |