Prune Wisteria cutting away the whippy growth back to around 5 or 6 shoots.
Keep dead-heading.
Clean the paths of moss and algae, this will help prevent the paths becoming slippery in the wetter seasons.
Cut back fruited canes on raspberries.
Don't water the grass unless absolutely necessary, brown grass is not uncommon at this time of year and the grass will come back when the weather cools down.