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Fremont UV Index Today

Day Summary

The UV index in Fremont, United States Flag of United States will reach a high of 9.2 today. This means a veryhigh level of sun exposure. See our tips below to stay safe!

Last checked: 2025-08-10

Hourly Forecast Chart

Today's Safety Tips

The risk is very high. It's best to stay out of the sun between 10 a.m. and 4 p.m. If you must be outside, wear protective clothing and apply sunscreen often.

Fremont's UV Index

The UV index in Fremont, California, typically ranges from low to high depending on the season, often reaching moderate to high levels in summer months due to clear skies and strong sunlight.

Weather Seasons

UV index

Fremont experiences warm, dry summers with temperatures often in the 70s to 90s Fahrenheit, and mild, wet winters with temperatures usually between 40s and 60s. Rain mostly falls between November and March.

Fremont's Climate

Compared to other parts of California, Fremont is warmer and drier than coastal cities like San Francisco but cooler and less dry than inland areas like the Central Valley. It has milder winters than many inland parts of the western U.S.

Hourly UV Index Trend

See the UV index hour by hour for Fremont. When the level is high, it's smart to find some shade.

Disclaimer

* The information on this page about the UV index in Fremont is for educational purposes only. It is not a substitute for professional medical advice. Always consult a doctor for any health concerns.