Last updated: May 3, 2025
In Jurupa Valley, understanding the UV Index is essential for protecting your skin and overall health. With UV levels peaking at 10 around midday, residents and visitors should be vigilant about sun exposure to prevent painful sunburns and long-term skin damage. The Csa climate in Jurupa Valley brings warm, sunny days that elevate UV risks, especially during peak hours. By staying informed about daily UV levels, you can take proactive steps to enjoy the sun safely while keeping your skin healthy. So, don’t forget that sunscreen and protective clothing are your best friends under the California sun!
The UV Index throughout the day presents a clear escalation and decline in sun exposure risk. Starting at a mild level 1 at 7:00 AM, it gradually climbs to a notable level 10 by noon, indicating peak midday sunlight intensity. The zenith occurs between 12:00 PM and 1:00 PM, where the index remains at 10, necessitating protective measures against harmful UV rays. As the afternoon progresses, the UV Index begins to taper off, dipping to level 7 by 3:00 PM and eventually returning to level 1 by 7:00 PM. To ensure skin health and safety, sun protection is essential during those high-risk hours around midday!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 6 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 10 | very high | 15 min |
| 13:00 | 10 | very high | 15 min |
| 14:00 | 9 | very high | 15 min |
| 15:00 | 7 | high | 25 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
During the year, UV Index values show significant seasonal variation, peaking in the summer months. High-risk months for UV exposure include March through August, particularly notable in June and July, where the UV Index reaches an extreme level of 12 and 11, respectively, with a burn time of only 10 minutes. Visitors and residents are advised to take necessary precautions during these months, such as wearing protective clothing, using broad-spectrum sunscreen, and limiting sun exposure, especially between 10 AM and 4 PM. As UV levels decrease from September onward, with moderate levels returning in the winter months of November and December, maintaining sun safety remains important, especially during high-exposure periods.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chicago UVI | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |
| Brooklyn UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| New York City UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| Los Angeles UVI | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
| Jurupa Valley | 4 | 6 | 8 | 10 | 10 | 12 | 11 | 10 | 10 | 7 | 5 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |