Last updated: July 2, 2025
Understanding the UV Index is crucial for the residents of Gweru, Zimbabwe, where the sun's rays can be particularly intense due to its Cwa climate. Recognizing UV levels helps in preventing sunburn and protecting overall skin health, making it essential for outdoor activities. With peak UV exposure occurring between 10:00 AM and 2:00 PM, when the UV Index can soar to levels of 8, being aware of how to shield yourself from these harmful rays is vital. Whether you're enjoying the sun or engaging in daily routines, understanding the UV Index can aid you in making informed choices to keep your skin safe and healthy.
As the day unfolds, the UV Index reveals a distinct pattern of sun intensity. Starting at a gentle 1 by 7:00 AM, the index gradually climbs, reaching 2 at 8:00 AM and continuing to rise. By 10:00 AM, the UV Index peaks at a robust 6, marking the onset of midday sun exposure. It then surges to a maximum of 8 from 12:00 PM to 1:00 PM, signaling a high risk for unprotected skin. Fortunately, as the afternoon wanes, the index begins to decline, dropping to 6 by 2:00 PM and further decreasing to 3 by 3:00 PM. As the sun sets, the UV Index falls to 2 at 4:00 PM, and by 5:00 PM, it returns to a low 1. The day concludes with minimal UV exposure, recording a 0 by 6:00 PM, persisting until nighttime. Timing your outdoor activities wisely can help you enjoy the sunshine while staying safe!
| 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 | 6 | high | 25 min |
| 11:00 | 7 | high | 25 min |
| 12:00 | 8 | very high | 15 min |
| 13:00 | 8 | very high | 15 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 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal changes, peaking during the first few months of the year with extremely high levels, reaching a maximum of 17 in January. The months of January through April consistently present extreme exposure risks, necessitating vigilant sun protection as the burn time is only 10 minutes. As the year progresses, the UV Index remains notably high from May to August, with levels classified as very high, where the burn time extends to 15 minutes. In September through November, the index again shifts to extreme levels, emphasizing the need for caution with burn times reverting back to 10 minutes. Visitors and residents are strongly encouraged to take preventive measures, such as wearing sunscreen and protective clothing, particularly during the high-risk months of October, November, and the early months of the year, when UV exposure can lead to rapid sunburn.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bulawayo UVI | 17 | 16 | 14 | 12 | 9 | 8 | 8 | 10 | 12 | 13 | 15 | 15 |
| Mutare UVI | 17 | 16 | 14 | 12 | 10 | 8 | 8 | 10 | 12 | 13 | 15 | 15 |
| Gweru | 17 | 16 | 14 | 12 | 10 | 8 | 8 | 10 | 12 | 13 | 15 | 15 |
| Chitungwiza UVI | 17 | 16 | 14 | 13 | 10 | 9 | 8 | 10 | 12 | 13 | 15 | 15 |
| Harare UVI | 18 | 16 | 14 | 13 | 10 | 9 | 8 | 11 | 12 | 12 | 15 | 15 |