UV Index for Marathon, TX

Current Marathon UV Index

0 (Low)

Last Updated 52 minutes ago

Hourly Marathon UV Index

The hourly Marathon, TX UV Index forecast for Wednesday, October 8th, 2025.

5 Day Hourly Marathon UV Index Forecast

Last Updated 18 hours ago

The UV index forecast for the next five days in Marathon, TX has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Marathon over the next five days will be 8.8 on Wednesday, October 8th at 2:00 pm.

The UV index forecast for Wednesday, October 8th in Marathon, TX is below.

Time UV Index Risk
8am 0
Low
9am 0.4
Low
10am 1.5
Low
11am 3.6
Moderate
12pm 6.2
High
1pm 8.1
Very High
2pm 8.8
Very High
3pm 7.8
High
4pm 3.9
Moderate
5pm 1
Low
6pm 0.7
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, October 9th in Marathon, TX 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 0.3
Low
10am 1.5
Low
11am 3.6
Moderate
12pm 6.1
High
1pm 8.1
Very High
2pm 8.7
Very High
3pm 7.8
High
4pm 5.4
Moderate
5pm 1.7
Low
6pm 0.2
Low
7pm 0.1
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, October 10th in Marathon, TX 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 0.3
Low
10am 1.5
Low
11am 3.5
Moderate
12pm 6
High
1pm 7.9
High
2pm 8.6
Very High
3pm 7.7
High
4pm 5.6
Moderate
5pm 3.1
Moderate
6pm 1.2
Low
7pm 0.2
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, October 11th in Marathon, TX 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