Answer Wiki. When someone says a check is non-negotiable, it means, in a nutshell, it canât be used as money. It canât be deposited or cashed, etc. From time to time a teller may hand a seemingly good check back to you if you try to cash it and tell you that it too is non-negotiable.
The best time to go really depends on your priorities. Weather Come to Panama in February, March, September and October for the least chance of rain, although any month from mid-December to the beginning of May is fairly dry. The Panama Canal Zone has a tropical climate ranging from 75 to 85 degrees Fahrenheit, with high humidity year-round.
Panama Canal Weather - Best and Worst Months to Go. Panama Canal weather is a major factor in deciding when to take a cruise through this popular Central American destination. The main reason comes down to one word -- rain. Panama Canal cruises usually embark from ports on both the western and eastern coasts of the United States.