On Tuesday, he said a decision on whether the country will stay in the euro zone needs to be made as soon as possible to prevent further uncertainty.
"If they stay or leave, what we want is a decision in the next 48 hours," he said in an interview on CNBC's "Squawk on the Street." "In 48 hours, the euro would go back up and we would not be faced with this tremendous number-cutting thing when we come to earnings."
The unofficial start to earnings season begins Wednesday when Alcoa reports after the bell. Cramer is worried the strong dollar will weigh heavily on earnings results from multinationals.
"You're going to have to cut numbers for every international company," he said.