The funding is in addition to the £8 million which has already been provided to individuals, businesses and local authorities as they recover from the flooding.
Mae’r arian hwn yn ychwanegol i’r £8 miliwn sydd eisoes wedi’i ddarparu i unigolion, busnesau ac awdurdodau lleol wrth iddynt ymdopi yn sgil y llifogydd.