Fitch also expressed disappointment EU leaders continued to make only "incremental improvements" to tackle the debt crisis not a "comprehensive solution."
This helped prompt the Euro to "break through its key support level, which trigged a whole lot of stock selling," said Dan Bell, a currency strategist at HiFX. The kiwi should hold around 76 US cents today, "as long as we don't see losses accelerated" in equity markets.
Reserve Bank of Australia deputy governor Ric Battellino will speak in Sydney tomorrow. The New Zealand dollar has been mostly on a downward path against its Australian counterpart since mid-August and is currently trading at 75.68 cents, down from 80.77 cents in September.
The Dow Jones Industrial Average fell 1.8 per cent, the Standard & Poor's 500 Index dropped 2.1 per cent and the Nasdaq Composite Index declined 1.9 per cent. In Europe, the Stoxx 600 Index shed 1.9 per cent.
The kiwi dropped to 75.68 Australian cents from 75.83 cents yesterday, and was at 59.36 yen from 59.95 yen yesterday. It was at 48.85 British Pence from 49.38 pence yesterday.
The trade-weighted index declined to 68.04 from 68.48.