Union County, NC has a humid subtropical climate, with hot and humid summers and mild winters. In the summer months, temperatures can reach up to the 90s Fahrenheit (32°C) with high humidity levels. The coldest months are typically in January and February, when temperatures average around 40°F (4°C). Precipitation is abundant year-round and is usually spread throughout the year. Average annual snowfall is less than 10 inches (25 cm), but some years have seen as much as 20 inches (50 cm).
Union County, North Carolina gets 45 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Union County averages 2 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 214 sunny days per year in Union County. The US average is 205 sunny days.
Union County gets some kind of precipitation, on average, 99 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.
Weather Highlights
Summer High: the July high is around 90 degrees
Winter Low: the January low is 31
Rain: averages 45 inches of rain a year
Snow: averages 2 inches of snow a year