On this page, you can find the current UV Index and hourly 5 day UV Index forecast for Hilo, Hawaii County, Hawaii (HI). The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated daily.
(Updated 8 minutes ago.)
As of 4:08 PM
HST, the UV Index in Hilo, HI is 0.7 (Low).
The UV Index is expected to fall
to 0.2 (still Low) between 5:00 PM - 6:00 PM
HST today.
UV Index Data sourced from the NOAA.
As of 4:08 PM HST today in Hilo, HI, the UV Index is currently at a low level of 0.7. As the day progresses, the UV index is expected to fall as the sun sets.
The UV Index will return to low levels of 0.2 at 5:00 PM. As the day transitions into the night, the UV Index will drop back down to 0 at 6:00 PM.
| Time Range | UV Index | Risk |
|---|---|---|
| 3:00 AM - 2:00 PM (HST) | 0 - 2.3 | Low |
| 2:00 PM - 3:00 PM | 4.1 | Moderate |
| 3:00 PM - 12:00 AM | 0 - 1.4 | Low |
| Time Range | UV Index | Risk |
|---|---|---|
| 12:00 AM - 9:00 AM (HST) | 0 - 0.9 | Low |
| 9:00 AM - 11:00 AM | 3.6 - 4.4 | Moderate |
| 11:00 AM - 12:00 PM | 9.8 | Very High |
| 12:00 PM - 1:00 PM | 11.6 | Extreme |
| 1:00 PM - 4:00 PM | 5.5 - 7.3 | High |
| 4:00 PM - 12:00 AM | 0 - 2.4 | Low |
| Time | UV Index | Risk |
|---|---|---|
| 4:00 PM - 5:00 PM (Now, HST) | 0.7 | Low |
| 5:00 PM - 6:00 PM | 0.2 | Low |
| 6:00 PM - 7:00 PM | 0 | Low |
| 7:00 PM - 8:00 PM | 0 | Low |
| 8:00 PM - 9:00 PM | 0 | Low |
| 9:00 PM - 10:00 PM | 0 | Low |
| 10:00 PM - 11:00 PM | 0 | Low |
| 11:00 PM - 12:00 AM | 0 | Low |