UV Index for Islip, NY

Current Islip UV Index

0 (Low)

Last Updated 48 minutes ago

Hourly Islip UV Index

The hourly Islip, NY UV Index forecast for Friday, November 21st, 2025.

5 Day Hourly Islip UV Index Forecast

Last Updated 11 hours ago

The UV index forecast for the next five days in Islip, NY has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in Islip over the next five days will be 2 on Sunday, November 23rd at 12:00 pm.

The UV index forecast for Friday, November 21st in Islip, NY is below.

Time UV Index Risk
1am 0
Low
2am 0
Low
3am 0
Low
4am 0
Low
5am 0
Low
6am 0
Low
7am 0
Low
8am 0.1
Low
9am 0.5
Low
10am 0.9
Low
11am 1.3
Low
12pm 1.4
Low
1pm 1.1
Low
2pm 0.8
Low
3pm 0.5
Low
4pm 0.1
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, November 22nd in Islip, NY 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 0.1
Low
10am 0.2
Low
11am 0.3
Low
12pm 0.2
Low
1pm 0.4
Low
2pm 0.2
Low
3pm 0.3
Low
4pm 0
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Sunday, November 23rd in Islip, NY 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 0.2
Low
9am 0.7
Low
10am 1.3
Low
11am 1.9
Low
12pm 2
Low
1pm 1.8
Low
2pm 1.2
Low
3pm 0.5
Low
4pm 0.2
Low
5pm 0
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Monday, November 24th in Islip, NY 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