Islip UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index3.8
- Avg Clouds40%
- Max Temp-2.7 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Islip, United States 
will reach a high of 3.8 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2026-03-02
Hourly Forecast Chart
Today's Safety Tips
The sun is a bit strong. Find some shade during midday. Wear a hat, sunglasses, and use SPF 30+ sunscreen if you'll be outside for a while.
Islip's UV Index
The UV index in Islip, United States, varies throughout the year, typically reaching moderate levels during spring and fall, higher levels during summer, and lower levels in winter months. These changes affect how strong the sun's rays feel each day.
Weather Seasons
Islip experiences four distinct seasons. Winters are cold with some snow, springs are mild with blooming flowers, summers are warm and sometimes humid, and autumns are cool with colorful leaves. Rainfall is fairly spread out across the year.
Islip's Climate
Compared to other parts of New York State, Islip has milder winters but similar summers. When compared to nearby states like New Jersey or Connecticut, Islip's coastal location brings slightly cooler summers and warmer winters due to the ocean’s influence.
Hourly UV Index Trend
See the UV index hour by hour for Islip. When the level is high, it's smart to find some shade.
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