UV Index for Castroville, TX

Current Castroville UV Index

0 (Low)

Last Updated 29 minutes ago

Hourly Castroville UV Index

The hourly Castroville, TX UV Index forecast for Thursday, October 16th, 2025.

5 Day Hourly Castroville UV Index Forecast

Last Updated 15 hours ago

The UV index forecast for the next five days in Castroville, TX has no days reaching the extreme level and 3 days reaching the high or very high levels. The peak UV intensity in Castroville over the next five days will be 7.2 on Friday, October 17th at 2:00 pm.

The UV index forecast for Thursday, October 16th in Castroville, TX is below.

Time UV Index Risk
5am 0
Low
6am 0
Low
7am 0
Low
8am 0
Low
9am 0.4
Low
10am 1.6
Low
11am 3.5
Moderate
12pm 5.4
Moderate
1pm 6.7
High
2pm 6.9
High
3pm 5.8
Moderate
4pm 3.8
Moderate
5pm 1.9
Low
6pm 0.6
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, October 17th in Castroville, 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 0.4
Low
10am 1.6
Low
11am 3.6
Moderate
12pm 5.7
Moderate
1pm 7.1
High
2pm 7.2
High
3pm 6
High
4pm 4
Moderate
5pm 2
Low
6pm 0.6
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, October 18th in Castroville, 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 0.4
Low
10am 1.6
Low
11am 3.4
Moderate
12pm 5.5
Moderate
1pm 6.8
High
2pm 6.9
High
3pm 5.8
Moderate
4pm 3.8
Moderate
5pm 1
Low
6pm 0.1
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, October 19th in Castroville, 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