New Castle County, Delaware gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
New Castle County averages 14 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 201 sunny days per year in New Castle County. The US average is 205 sunny days.
New Castle County gets some kind of precipitation, on average, 112 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Summer High: the July high is around 86 degrees
Winter Low: the January low is 24
Rain: averages 45 inches of rain a year
Snow: averages 14 inches of snow a year
BESTPLACES COMFORT INDEX
The annual BestPlaces Comfort Index for New Castle County is 7.3 (10=best), which means it is about average compared to other places in Delaware.
7.3 / 10
September, June and May are the most pleasant months in New Castle County, while January and February are the least comfortable months.