UV Index for Mertens, TX

Current Mertens UV Index

0.1 (Low)

Last Updated 50 minutes ago

Hourly Mertens UV Index

The hourly Mertens, TX UV Index forecast for Tuesday, July 1st, 2025.

5 Day Hourly Mertens UV Index Forecast

Last Updated 18 hours ago

The UV index forecast for the next five days in Mertens, TX has 2 days reaching the extreme level and 1 day reaching the high or very high levels. The peak UV intensity in Mertens over the next five days will be 11.3 on Wednesday, July 2nd at 1:00 pm.

The UV index forecast for Tuesday, July 1st in Mertens, TX is below.

Time UV Index Risk
8am 0.8
Low
9am 2.1
Low
10am 4.4
Moderate
11am 7.2
High
12pm 9.7
Very High
1pm 11
Extreme
2pm 11.1
Extreme
3pm 9.6
Very High
4pm 7
High
5pm 4.5
Moderate
6pm 2.1
Low
7pm 0.7
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Wednesday, July 2nd in Mertens, 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 0.2
Low
8am 0.8
Low
9am 2.3
Low
10am 4.6
Moderate
11am 7.3
High
12pm 9.8
Very High
1pm 11.3
Extreme
2pm 11.2
Extreme
3pm 9.7
Very High
4pm 7.2
High
5pm 4.2
Moderate
6pm 2
Low
7pm 0.7
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, July 3rd in Mertens, 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 0.1
Low
8am 0.6
Low
9am 2.2
Low
10am 4.2
Moderate
11am 6.4
High
12pm 8.2
Very High
1pm 9.4
Very High
2pm 9.7
Very High
3pm 4.4
Moderate
4pm 2.6
Low
5pm 1.6
Low
6pm 1.3
Low
7pm 0.4
Low
8pm 0.1
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, July 4th in Mertens, 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 0.1
Low