The climate in 38556 Jamestown, TN is generally mild with four distinct seasons. Summers are hot and humid with temperatures typically reaching the mid-80s (Fahrenheit) during the day and lows in the mid-50s at night. Winters are cold but not severe, with average high temperatures in the upper 40s and low temperatures in the low 30s. Spring and fall are pleasant seasons that provide a mix of warm days and cool nights. Precipitation in 38556 Jamestown, TN is spread out throughout the year, with snow falling occasionally during winter months.
Jamestown (zip 38556), Tennessee gets 55 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Jamestown (zip 38556) averages 13 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 207 sunny days per year in Jamestown (zip 38556). The US average is 205 sunny days.
Jamestown (zip 38556) gets some kind of precipitation, on average, 136 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 84 degrees
Winter Low: the January low is 25
Rain: averages 55 inches of rain a year
Snow: averages 13 inches of snow a year