Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Kojonup, Australia, where the sun can be both a blessing and a challenge. With its temperate Csb climate, the UV levels can vary, peaking at 4 around midday—growing awareness of these fluctuations is essential for preventing sunburn and promoting skin health. By keeping an eye on the UV Index, you empower yourself to take the necessary precautions against harmful UV rays, ensuring safe outdoor activities while enjoying Kojonup’s stunning natural surroundings. Stay informed, stay protected!
The UV Index today begins its journey at 0 at 7:00 AM, indicating a safe start to the day. As the sun rises higher, the index gradually climbs to 1 by 8:00 AM and remains steady until 9:00 AM. With the peak sun hours approaching, the value increases to 2 by 10:00 AM and reaches its maximum of 4 at 12:00 PM, reflecting the hottest and most intense UV radiation period. The afternoon brings a slight decrease, with values dropping back to 3 at 1:00 PM and tapering off to 2 by 2:00 PM. As the day winds down, the index declines further to 1 from 3:00 PM to 4:00 PM, before returning to 0 for the remainder of the evening, ensuring a safe environment after sunset. Remember to apply sunscreen during peak times to protect your skin!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 0 | low | 45 min |
| 08:00 | 1 | low | 45 min |
| 09:00 | 1 | low | 45 min |
| 10:00 | 2 | low | 45 min |
| 11:00 | 3 | moderate | 30 min |
| 12:00 | 4 | moderate | 30 min |
| 13:00 | 3 | moderate | 30 min |
| 14:00 | 2 | low | 45 min |
| 15:00 | 1 | low | 45 min |
| 16:00 | 1 | low | 45 min |
| 17:00 | 0 | low | 45 min |
| 18:00 | 0 | low | 45 min |
| 19:00 | 0 | low | 45 min |
The UV Index exhibits significant seasonal variations, with the highest values occurring in the winter months. Notably, January through March showcases an extreme exposure category, with UV Index levels peaking at 15 in January and a rapid burn time of only 10 minutes. As spring approaches, April experiences a decrease to an Index of 8 (very high) before falling to a moderate level of 5 by May. The summer months, specifically June and July, maintain moderate UV levels (4), while August sees a slight increase to 6 (high). As fall arrives, the UV Index again rises, peaking at 10 in October. November and December revert to extreme exposure, with Index values of 13 and 14, respectively. Visitors and residents should remain vigilant during high-risk months—specifically January to March and November to December—by wearing protective clothing, applying sunscreen, and limiting sun exposure to prevent harmful effects from intense 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 |
| Kojonup | 15 | 14 | 12 | 8 | 5 | 4 | 4 | 6 | 8 | 10 | 13 | 14 |
| Perth UVI | 14 | 14 | 11 | 9 | 6 | 4 | 4 | 6 | 8 | 11 | 13 | 14 |
| Brisbane UVI | 15 | 15 | 13 | 10 | 7 | 5 | 5 | 8 | 9 | 12 | 14 | 15 |