Port Washington, Wisconsin, United States UV Index Forecast

Find the UV Index forecast for today, tomorrow and the next 15 days for Port Washington, Wisconsin, United States, The Ultraviolet Index forecast, which measures the radiation from the sun that reaches the Earth's surface is updated hourly.

Current UV Index
9:50 am

Moderate5

UV INDEX

Hourly UV Index Forecast for Today
September 7, 2025

0
7 am
2
8 am
4
9 am
5
10 am
7
11 am
7
12 pm
8
1 pm
7
2 pm
6
3 pm
5
4 pm
4
5 pm
2
6 pm
  • Low
    1-2
  • Moderate
    3-4-5
  • High
    6-7
  • Very High
    8-9-10
  • Xtreme
    11+

As of 9:50 am today in Port Washington, Wisconsin, United States, the UV Index is currently at a Moderate level of 5.

Summary of Hourly UV Index Forecast for Today and Tomorrow in Port Washington, Wisconsin, United States.

Today

Time Range UV Index Risk
7 am 0
Low
8 am 2
Low
9 am 4
Moderate
10 am 5
Moderate
11 am 7
High
12 pm 7
High
1 pm 8
Very High
2 pm 7
High
3 pm 6
High
4 pm 5
Moderate
5 pm 4
Moderate
6 pm 2
Low

Tomorrow

Time Range UV Index Risk
7 am 0
Low
8 am 2
Low
9 am 4
Moderate
10 am 5
Moderate
11 am 6
High
12 pm 7
High
1 pm 7
High
2 pm 7
High
3 pm 6
High
4 pm 5
Moderate
5 pm 4
Moderate
6 pm 3
Moderate

Daily Port Washington UV Index Forecast for the next 15 days:

8
7 Sep
7
8 Sep
6
9 Sep
7
10 Sep
7
11 Sep
6
12 Sep
6
13 Sep
6
14 Sep
6
15 Sep
7
16 Sep
7
17 Sep
7
18 Sep
7
19 Sep
7
20 Sep
  • Low
    1-2
  • Moderate
    3-4-5
  • High
    6-7
  • Very High
    8-9-10
  • Xtreme
    11+

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