UV Index for Londonderry, VT

Current Londonderry UV Index

0 (Low)

Last Updated 38 minutes ago

Hourly Londonderry UV Index

The hourly Londonderry, VT UV Index forecast for Wednesday, September 3rd, 2025.

5 Day Hourly Londonderry UV Index Forecast

Last Updated 10 hours ago

The UV index forecast for the next five days in Londonderry, VT has no days reaching the extreme level and 2 days reaching the high or very high levels. The peak UV intensity in Londonderry over the next five days will be 6.2 on Wednesday, September 3rd at 12:00 pm.

The UV index forecast for Wednesday, September 3rd in Londonderry, VT 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 0.1
Low
8am 0.6
Low
9am 1.6
Low
10am 3
Moderate
11am 5
Moderate
12pm 6.2
High
1pm 5.6
Moderate
2pm 4.4
Moderate
3pm 3.1
Moderate
4pm 1
Low
5pm 0.9
Low
6pm 0.4
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Thursday, September 4th in Londonderry, VT 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 1.8
Low
10am 3.3
Moderate
11am 2.4
Low
12pm 5.6
Moderate
1pm 1.6
Low
2pm 6.2
High
3pm 2.4
Low
4pm 2.4
Low
5pm 0.6
Low
6pm 0.4
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Friday, September 5th in Londonderry, VT 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 1.3
Low
11am 2.4
Low
12pm 3.4
Moderate
1pm 3.3
Moderate
2pm 3
Moderate
3pm 3.5
Moderate
4pm 2.2
Low
5pm 0.9
Low
6pm 0.3
Low
7pm 0
Low
8pm 0
Low
9pm 0
Low
10pm 0
Low
11pm 0
Low

The UV index forecast for Saturday, September 6th in Londonderry, VT 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