Norwalk UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index7.6
- Avg Clouds7%
- Max Temp33.7 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Norwalk, United States 
will reach a high of 7.6 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2025-09-22
Hourly Forecast Chart
Today's Safety Tips
Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.
Norwalk's UV Index
Norwalk, United States, has a UV index that ranges from low to high depending on the season, typically peaking during the summer months when the sun is strongest.
Weather Seasons
The city experiences four distinct seasons: warm summers, cool to cold winters, and mild springs and autumns with varying rainfall throughout the year.
Norwalk's Climate
Compared to nearby coastal areas, Norwalk tends to be slightly warmer in summer and cooler in winter, with more rainfall than inland regions but less than areas further south along the Atlantic coast.
Hourly UV Index Trend
See the UV index hour by hour for Norwalk. When the level is high, it's smart to find some shade.
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