UV Index for St. Augustine, IL

Current St. Augustine UV Index

4.8 (Moderate)

Last Updated 38 minutes ago

Hourly St. Augustine UV Index

The hourly St. Augustine, IL UV Index forecast for Wednesday, June 18th, 2025.

5 Day Hourly St. Augustine UV Index Forecast

Last Updated 1 day ago

The UV index forecast for the next five days in St. Augustine, IL has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in St. Augustine over the next five days will be 9.6 on Thursday, June 19th at 1:00 pm.

The UV index forecast for Wednesday, June 18th in St. Augustine, IL is below.

Time UV Index Risk
2pm 8.7
Very High
3pm 6.5
High
4pm 2
Low
5pm 1.1
Low
6pm 1
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, June 19th in St. Augustine, 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 0.4
Low
8am 1.3
Low
9am 2.9
Low
10am 5
Moderate
11am 7.2
High
12pm 8.9
Very High
1pm 9.6
Very High
2pm 9
Very High
3pm 7.5
High
4pm 5.3
Moderate
5pm 3.1
Moderate
6pm 1.4
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, June 20th in St. Augustine, 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 0.4
Low
8am 1.4
Low
9am 3.2
Moderate
10am 5.4
Moderate
11am 7.8
High
12pm 7.2
High
1pm 7.7
High
2pm 8.6
Very High
3pm 7.9
High
4pm 5.6
Moderate
5pm 3.4
Moderate
6pm 1.6
Low
7pm 0.5
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, June 21st in St. Augustine, 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 0.5
Low