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Last Updated 26 minutes ago
The hourly Johnston City, IL UV Index forecast for Monday, September 15th, 2025.
Last Updated 10 hours ago
The UV index forecast for the next five days in Johnston City, IL has no days reaching the extreme level and 4 days reaching the high or very high levels. The peak UV intensity in Johnston City over the next five days will be 7 on Monday, September 15th at 1:00 pm.
The UV index forecast for Monday, September 15th in Johnston City, IL is below.
Time | UV Index | Risk |
---|
The UV index forecast for Tuesday, September 16th in Johnston City, 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 | 0.4 |
Low |
9am | 1.4 |
Low |
10am | 3 |
Moderate |
11am | 4.9 |
Moderate |
12pm | 6.3 |
High |
1pm | 6.8 |
High |
2pm | 6 |
High |
3pm | 4 |
Moderate |
4pm | 1.8 |
Low |
5pm | 0.8 |
Low |
6pm | 0.3 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Wednesday, September 17th in Johnston City, 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 | 0.4 |
Low |
9am | 1.4 |
Low |
10am | 3 |
Moderate |
11am | 4.8 |
Moderate |
12pm | 6.2 |
High |
1pm | 6.7 |
High |
2pm | 6.1 |
High |
3pm | 4.6 |
Moderate |
4pm | 2.7 |
Low |
5pm | 1.2 |
Low |
6pm | 0.3 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Thursday, September 18th in Johnston City, 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 | 0.4 |
Low |
9am | 1.3 |
Low |
10am | 2.7 |
Low |
11am | 4.6 |
Moderate |
12pm | 6 |
High |
1pm | 6.4 |
High |
2pm | 5.6 |
Moderate |
3pm | 2.9 |
Low |
4pm | 1.4 |
Low |
5pm | 0.7 |
Low |
6pm | 0.2 |
Low |
7pm | 0 |
Low |
8pm | 0 |
Low |
9pm | 0 |
Low |
10pm | 0 |
Low |
11pm | 0 |
Low |
The UV index forecast for Friday, September 19th in Johnston City, 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 |