Wilmington, NC Climate Details
(Temperatures in Fahrenheit)
January: Average High: 54.4 Average Low: 34.7 Average Temperature: 44.5
February: Average High: 58.7 Average Low: 38.7 Average Temperature: 48.7
March: Average High: 72.5 Average Low: 50.4 Average Temperature: 61.45
Based on this information I would predict that early/late year is colder, and after January it begins getting warmer.
January: Total precipitation: 4.45 inches
February: Total precipitation: 7.62 inches
March: Total precipitation: 2.83 inches
In this example it seems like precipitation levels in Wilmington NC, have fluctuated for the last three months.