CAIRO, March 8 (Reuters) - Egypt's current account deficit widened to $9.65 billion in the first half of the 2016/17 fiscal year from about $9.38 billion a year earlier, the central bank said on Wednesday.

The overall balance of payments registered a surplus of $7 billion against a deficit of $3.4 billion.

Suez Canal revenues declined 5 percent to $2.5 billion, while net foreign direct investment rose to $4.3 billion from $3.1 billion.

(Reporting by Lin Noueihed and Ahmed Aboulenein; editing by John Stonestreet) ((lin.noueihed@thomsonreuters.com; +202 2 394 8039; Reuters Messaging: lin.noueihed.thomsonreuters.com@reuters.net))