Hartford UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index3.1
- Avg Clouds42%
- Max Temp17 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Hartford, United States 
will reach a high of 3.1 today. This means a moderate level of sun exposure. See our tips below to stay safe!
Last checked: 2025-10-22
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.
Hartford's UV Index
Hartford usually has a UV index ranging from low to moderate, typically between 2 and 6, depending on the season and cloud cover.
Weather Seasons
In Hartford, summers are warm and sometimes humid, while winters are cold with snowfall. Spring and fall are mild and pleasant, with changing leaf colors in autumn being a highlight.
Hartford's Climate
Compared to nearby cities like Boston or New York, Hartford has slightly colder winters and less humidity in summer. Its weather is typical for the northeastern United States, with distinct seasons and variable precipitation.
Hourly UV Index Trend
See the UV index hour by hour for Hartford. When the level is high, it's smart to find some shade.
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