UV Index for New Haven, CT

Current New Haven UV Index

1.1 (Low)

Last Updated 36 minutes ago

Hourly New Haven UV Index

The hourly New Haven, CT UV Index forecast for Wednesday, October 29th, 2025.

5 Day Hourly New Haven UV Index Forecast

Last Updated 23 hours ago

The UV index forecast for the next five days in New Haven, CT has no days reaching the extreme level and no days reaching the high or very high levels. The peak UV intensity in New Haven over the next five days will be 1.6 on Friday, October 31st at 1:00 pm.

The UV index forecast for Wednesday, October 29th in New Haven, CT is below.

Time UV Index Risk
2pm 1.4
Low
3pm 0.4
Low
4pm 0.2
Low
5pm 0.1
Low
6pm 0
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, October 30th in New Haven, CT 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
Low
10am 0.1
Low
11am 0.2
Low
12pm 0.2
Low
1pm 0.4
Low
2pm 0.2
Low
3pm 0.4
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 Friday, October 31st in New Haven, CT 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 0.7
Low
11am 1
Low
12pm 1.3
Low
1pm 1.6
Low
2pm 0.9
Low
3pm 0.6
Low
4pm 0.5
Low
5pm 0.1
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 1st in New Haven, CT 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