0 (Low)
Last Updated 10 minutes ago
The hourly Arlington Heights, IL UV Index forecast for Tuesday, August 19th, 2025.
Last Updated 10 hours ago
The UV index forecast for the next five days in Arlington Heights, IL has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Arlington Heights over the next five days will be 8.7 on Thursday, August 21st at 1:00 pm.
The UV index forecast for Tuesday, August 19th in Arlington Heights, IL is below.
| Time | UV Index | Risk |
|---|
The UV index forecast for Wednesday, August 20th 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 | 0.2 |
Low |
| 8am | 1 |
Low |
| 9am | 2.1 |
Low |
| 10am | 3.9 |
Moderate |
| 11am | 6.4 |
High |
| 12pm | 7.8 |
High |
| 1pm | 8.2 |
Very High |
| 2pm | 7.7 |
High |
| 3pm | 6 |
High |
| 4pm | 3.8 |
Moderate |
| 5pm | 2 |
Low |
| 6pm | 0.7 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Thursday, August 21st 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 | 0.2 |
Low |
| 8am | 1 |
Low |
| 9am | 2.4 |
Low |
| 10am | 4.5 |
Moderate |
| 11am | 6.6 |
High |
| 12pm | 8.2 |
Very High |
| 1pm | 8.7 |
Very High |
| 2pm | 8 |
Very High |
| 3pm | 6.2 |
High |
| 4pm | 4 |
Moderate |
| 5pm | 2 |
Low |
| 6pm | 0.7 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Friday, August 22nd 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 | 0.2 |
Low |
| 8am | 0.9 |
Low |
| 9am | 2.3 |
Low |
| 10am | 4.2 |
Moderate |
| 11am | 6 |
High |
| 12pm | 8 |
Very High |
| 1pm | 8 |
Very High |
| 2pm | 7.2 |
High |
| 3pm | 5.9 |
Moderate |
| 4pm | 3.8 |
Moderate |
| 5pm | 1.9 |
Low |
| 6pm | 0.7 |
Low |
| 7pm | 0.1 |
Low |
| 8pm | 0 |
Low |
| 9pm | 0 |
Low |
| 10pm | 0 |
Low |
| 11pm | 0 |
Low |
The UV index forecast for Saturday, August 23rd 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 | 0.2 |
Low |