0 (Low)
Last Updated 15 minutes ago
The hourly Arlington Heights, IL UV Index forecast for Saturday, October 4th, 2025.
Last Updated 6 hours ago
The UV index forecast for the next five days in Arlington Heights, IL has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Arlington Heights over the next five days will be 5.4 on Saturday, October 4th at 1:00 pm.
The UV index forecast for Saturday, October 4th in Arlington Heights, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Sunday, October 5th in Arlington Heights, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0.2 |
Low |
| 9am | 1 |
Low |
| 10am | 2.2 |
Low |
| 11am | 3.8 |
Moderate |
| 12pm | 5 |
Moderate |
| 1pm | 5.3 |
Moderate |
| 2pm | 4.7 |
Moderate |
| 3pm | 3.3 |
Moderate |
| 4pm | 1.8 |
Low |
| 5pm | 0.7 |
Low |
| 6pm | 0.1 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Monday, October 6th in Arlington Heights, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0.2 |
Low |
| 9am | 0.9 |
Low |
| 10am | 2 |
Low |
| 11am | 3.4 |
Moderate |
| 12pm | 4.4 |
Moderate |
| 1pm | 4.8 |
Moderate |
| 2pm | 4.2 |
Moderate |
| 3pm | 3 |
Moderate |
| 4pm | 1.6 |
Low |
| 5pm | 0.5 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Tuesday, October 7th in Arlington Heights, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |
| 8am | 0 |
Low |
| 9am | 0.2 |
Low |
| 10am | 0.6 |
Low |
| 11am | 0.8 |
Low |
| 12pm | 1 |
Low |
| 1pm | 0.9 |
Low |
| 2pm | 0.7 |
Low |
| 3pm | 0.4 |
Low |
| 4pm | 0.2 |
Low |
| 5pm | 0 |
Low |
| 6pm | 0 |
Low |
| 7pm | 0 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Wednesday, October 8th in Arlington Heights, IL is below.
| Time | UV Index | Risk |
|---|---|---|
| 12am | 0 |
Low |
| 1am | 0 |
Low |
| 2am | 0 |
Low |
| 3am | 0 |
Low |
| 4am | 0 |
Low |
| 5am | 0 |
Low |
| 6am | 0 |
Low |
| 7am | 0 |
Low |