What is the hottest month in Dillsboro?

July is the warmest month in Dillsboro, with an average high of 85.3°F.

What is the coldest month in Dillsboro?

January is the coldest month in Dillsboro, with an average low of 25.6°F.

What month does Dillsboro get the most rain?

June is typically the wettest month in Dillsboro, with about 5.12 inches of precipitation.

What plant hardiness zone is Dillsboro in?

Dillsboro is approximately in USDA plant hardiness Zone 8a, based on the average annual extreme minimum temperature.

Has the climate in Dillsboro changed recently?

9% of Dillsboro's all-time daily heat records were set in the last decade (since 2015), compared to roughly 5% if records were evenly distributed over time.

Dillsboro, NC

Climate overview — based on NOAA 1991-2020 normals from CULLOWHEE, NC US.

Cfa Humid subtropical climate 8a USDA hardiness Zone 8a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Dillsboro has an annual average temperature of 56.1°F with about 54.2 inches of precipitation per year and 4.3 inches of snow. The warmest month is July (average high 85.3°F), and the coldest is January (average low 25.6°F). June is typically the wettest month (5.12 in) and October the driest (3.22 in). Snow typically falls from December through March.

Pleasant months

2 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

36.9°F

warmest to coldest month

Heating need

3,963

HDD/yr

Cooling need

750

CDD/yr

Best time to visit Dillsboro

Full guide →

Climate change signal

All-time records →

33 of 366 (9%) of Dillsboro's all-time daily heat records have been set since 2015. If records were spread evenly across the station's history, only about 5% would fall in any given decade.

1900s		0
1910s		47
1920s		61
1930s		54
1940s		39
1950s		34
1960s		15
1970s		12
1980s		27
1990s		14
2000s		18
2010s		27
2020s		18

Bars: number of all-time daily heat records still standing that were set in each decade.

Monthly averages

Month	Avg High	Avg Low	Avg Temp	Precipitation	Snow	Rainy days
January	48.5°F	25.6°F	37.1°F	4.85 in	1.3 in	11
February	52.8°F	28.2°F	40.5°F	4.56 in	0.7 in	11
March	60.8°F	34.0°F	47.4°F	4.64 in	0.7 in	12
April	70.3°F	41.6°F	55.9°F	4.72 in	—	11
May	77.0°F	50.5°F	63.8°F	4.34 in	—	12
June	82.4°F	58.6°F	70.5°F	5.12 in	—	14
July	85.3°F	62.7°F	74.0°F	5.01 in	—	14
August	84.3°F	61.7°F	73.0°F	4.30 in	—	13
September	79.1°F	55.8°F	67.5°F	4.31 in	—	10
October	70.0°F	43.8°F	56.9°F	3.22 in	0.1 in	8
November	59.9°F	33.0°F	46.4°F	4.04 in	—	9
December	51.1°F	28.7°F	39.9°F	5.07 in	1.5 in	11