Big Timer is probably the best timing node for Node-Red, providing a general purpose timer as well as handling summer/winter correctly as well as (importantly) lighting up time (for which it needs longitude and latitude). After all you probably don’t turn the outside lights on at 6pm!! You turn them on when it gets DARK.
New: “toggle” mode. Now with new seconds timer mode AND updated for the latest Node-Red 0.17.5+ including new help formatting and tips on input and output.