Traffic Predict

Fourth of July Traffic in Bay Area: Best and Worst Times to Drive (2027)

Based on 10 years of Fourth of July traffic (2017–2026), the worst time to drive in the San Francisco Bay Area is Friday (July 2 this year) around 4 pm, when freeways average 58 mph instead of the usual 57 mph.

Day by day

Hour by hour

Average freeway speed (mph) in Bay Area by day and hour, 2017–2026
Day5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm
Fri Jul 26863626161616161605958585861656667
Sat Jul 36864636262626261616059595962666767
Sun Jul 46967666666656564646464646465676767
Mon Jul 56965646363636262626161616164666768

Averages of every hour of freeway data we have for these days in past years (hover a cell for a normal day). Dates are this year's; each past year is lined up on its own holiday.

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Questions

When is the worst time to drive for Fourth of July in Bay Area?

Based on 10 years of Fourth of July traffic (2017–2026), the worst time to drive in the San Francisco Bay Area is Friday (July 2 this year) around 4 pm, when freeways average 58 mph instead of the usual 57 mph.

What is Fourth of July traffic like in Bay Area?

Friday, July 2: about like a normal Friday; slowest around 4 pm (58 mph, usually 57 mph). Saturday, July 3: about like a normal Saturday; slowest around 3 pm (59 mph, usually 57 mph). Sunday, July 4: lighter than a normal Sunday; slowest around 3 pm (64 mph, usually 57 mph). Monday, July 5: about like a normal Monday; slowest around 3 pm (61 mph, usually 58 mph).