Port Jefferson 5 Day UV Index

Thursday 16th October 2025 12:44 AM

UV index Port Jefferson
5 day UV index for Port Jefferson
  WedThuFriSatSun
UV index 44443
Effect of unprotected sun exposure, for the average adult
UV-index Riskn of skin damage Skin burns
0-2 Low No
3-5 Moderate Amost no
6-7 Hight Easily
8-10 Very high Quickly
11+ Extreme Very quickly

Monthly weather averages

Beta

Current weather 15 day forecast Best time to go?
UV index
Map showing location of Port Jefferson (40.94649, -73.06927) Port Jefferson map pin © Google

Locations nearby