A driver has died after a crash in Tokomaru, Horowhenua last night.

Two vehicles collided at the Makerua Road and Williams Road intersection about 11.30pm yesterday.

The driver and sole occupant of one vehicle died at the scene.

A passenger in the second vehicle suffered moderate injuries.

Police say inquiries into the circumstances of the crash are under way.

This year's Labour Day weekend road toll already surpassed last year's in the first 24 hours, with the latest crash bringing the toll now to six.

Last Labour Day weekend, only one person died on the roads.

The road toll for the long weekend ends at 6am on Tuesday.