Europe’s summer driving season comes with an extra reminder for motorists: speed limits are being watched more closely than usual. From August 3 to 9, traffic police across participating European countries are taking part in ROADPOL’s second Speedweek of 2026.

Around 15,000 officers are involved, focusing on speeding along busy tourist routes, provincial roads, mountain passes and areas near schools, hospitals and roadworks. The operation is large, but previous research suggests its strongest effect may disappear once the week is over.

Millions of Cars Checked

Speedweek has been held twice a year since 2012, usually bringing together traffic police from numerous European countries. A typical campaign involves checks on around 3 million vehicles and results in roughly 150,000 speeding offences being recorded. During one earlier operation, authorities in the Netherlands alone issued about 23,000 speeding fines.

The scale of the campaign shows that excessive speed remains a widespread issue, even when drivers know enforcement has been intensified.

Police do not simply place officers on random roads. Checks are often concentrated on stretches with higher accident risks and locations where speeding could have particularly serious consequences.

Coverage Varies Between Countries

Despite being described as a Europe-wide campaign, participation is not identical everywhere. Germany, for example, has 13 federal states participating in the August operation, while Bavaria, Saarland and Saxony are not taking part.

Other countries provide less detailed information about exactly where checks are operating. This uncertainty is partly intentional. If motorists knew precisely where speed enforcement was taking place, the campaign would be much easier to avoid rather than changing behaviour more broadly.

For people travelling across Europe during the summer holiday period, that means enforcement can appear on ordinary rural roads just as easily as major highways.

Does Speedweek Actually Work?

This is where the campaign becomes more complicated. Research examining earlier Speedweeks in Germany found that accident numbers declined while the intensified enforcement was actually taking place.

However, the reduction did not appear to have a meaningful effect on accident figures across the entire year. In other words, drivers may slow down when enforcement is highly visible and then return to their usual habits once the campaign ends.

ROADPOL argues that the operations still have broader value because visible enforcement reminds motorists of the dangers associated with excessive speed.

What Drivers Should Expect

For motorists travelling through Europe this week, the practical advice is straightforward: expect enforcement beyond the most obvious motorway locations. Provincial roads, village centres, construction zones and tourist corridors are among the areas likely to receive attention.

Speeding penalties also vary substantially between countries, and some have increased fines in recent years. The fact that enforcement is temporary should not change the basic principle. Speed limits apply for the remaining 51 weeks of the year as well.

What Drivers Should Expect

For motorists travelling through Europe this week, the practical advice is straightforward: expect enforcement beyond the most obvious motorway locations. Provincial roads, village centres, construction zones and tourist corridors are among the areas likely to receive attention.

Speeding penalties also vary substantially between countries, and some have increased fines in recent years. The fact that enforcement is temporary should not change the basic principle. Speed limits apply for the remaining 51 weeks of the year as well.

A Short-Term Tool

Fifteen thousand officers checking millions of cars makes Speedweek a significant coordinated policing operation.

The evidence suggests it can change behaviour while drivers know checks are widespread.

The harder challenge is making that caution last.