Last updated: May 3, 2025
Understanding the UV Index is crucial for residents of Dungog, Australia, as it serves as a vital tool for sun safety and skin health. The UV Index measures the intensity of ultraviolet radiation, helping residents gauge the potential risk of sunburns and long-term skin damage. Dungog’s temperate Cfb climate leads to variable UV exposure throughout the day, peaking between 11 AM and 1 PM, when levels can reach 5, indicating a moderate risk for harm without protection. Staying informed about UV levels allows you to take proactive steps to enjoy the outdoors safely while protecting your skin from the sun’s harmful effects.
The UV Index data showcases a dynamic shift throughout the day, peaking during the midday hours. Starting at 1 in the early morning, the index rises steadily, reaching a moderate 5 between 11:00 AM and 1:00 PM, indicating a strong potential for sunburn. As the afternoon wanes, the UV levels begin to decline, dropping to 3 by 2:00 PM and tapering off to 1 by late afternoon. The day concludes with the UV Index falling to 0 after 6:00 PM, signaling a safe retreat indoors. For those enjoying outdoor activities, it's clear that protection is most crucial during the peak hours from 11 AM to 1 PM!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 3 | moderate | 30 min |
| 10:00 | 4 | moderate | 30 min |
| 11:00 | 5 | moderate | 30 min |
| 12:00 | 5 | moderate | 30 min |
| 13:00 | 5 | moderate | 30 min |
| 14:00 | 3 | moderate | 30 min |
| 15:00 | 2 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 1 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
Throughout the year, UV exposure varies significantly, with the highest risk seen during the winter months of January and December when the UV index peaks at 15, categorized as extreme, necessitating a burn time of just 10 minutes. Similarly, February and November also present extreme conditions with a UV index of 14 and 12, respectively. As spring approaches, March still carries an extreme rating of 12, while April's index drops to 8, moving to very high. The summer months of June and July maintain a moderate UV index of 4, allowing for more extended exposure of 30 minutes before burning occurs, but return to high levels in August. As we transition into fall, September and October see a resurgence of very high ratings at 8 and 10 respectively. Visitors and residents are advised to take precautions during the high-risk months, particularly from November through March, by wearing sunscreen, protective clothing, and limiting exposure during peak hours to safeguard against harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Melbourne UVI | 14 | 12 | 11 | 7 | 4 | 3 | 3 | 5 | 7 | 9 | 12 | 14 |
| Adelaide UVI | 14 | 13 | 12 | 8 | 5 | 3 | 4 | 5 | 7 | 10 | 12 | 15 |
| Sydney UVI | 14 | 13 | 11 | 8 | 5 | 3 | 4 | 6 | 8 | 10 | 12 | 14 |
| Perth UVI | 14 | 14 | 11 | 9 | 6 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Dungog | 15 | 14 | 12 | 8 | 6 | 4 | 4 | 6 | 8 | 10 | 12 | 15 |
| Brisbane UVI | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 9 | 12 | 14 | 15 |