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Duck, North Carolina Weather. is mild with no extreme variations in temperatures. You can expect lovely weather all year long with highs in the wintertime reaching the mid-50s and lows in the 30s or 40s. Summer temperatures rarely exceed the mid 80s.
1 Male ducks have an eclipse plumage similar to females that they wear after the breeding season for about a month as their new feathers grow. 2  During that month, they are completely flightless and more vulnerable to predators. 3  Most duck species are monogamous for a breeding season but they do not mate for life.