1.give yourself more time for heavy traffic due to the rain.
2.Following distance .
keep a safe following distance between you and the vehicle in front of you.
3.Speed limit
obey the speed limit and drive slower in the rain, the roads are very slick when wet.
4.light .. Turn on your heading lights when driving in rainy weather.
5.windscreen wipers.
Make sure that the windscreen wipers are in proper working order, change the wiper blades before the rainy season arrives.
6.read the sign