What is the hottest month in Clarksville?

July is the warmest month in Clarksville, with an average high of 89.9°F.

What is the coldest month in Clarksville?

January is the coldest month in Clarksville, with an average low of 27.8°F.

What month does Clarksville get the most rain?

May is typically the wettest month in Clarksville, with about 5.59 inches of precipitation.

What plant hardiness zone is Clarksville in?

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

Clarksville, TN

Climate overview — based on NOAA 1991-2020 normals from CLARKSVILLE WWTP, TN US.

Cfa Humid subtropical climate 8a USDA hardiness Zone 8a

Year-round temperatures (°F)

Avg high Avg low

Climate summary

Clarksville has an annual average temperature of 59.2°F with about 53.5 inches of precipitation per year and 0.5 inches of snow. The warmest month is July (average high 89.9°F), and the coldest is January (average low 27.8°F). May is typically the wettest month (5.59 in) and September the driest (3.35 in). Snow typically falls from January through January.

Pleasant months

1 / 12

avg high 65–80°F, low ≥ 50°F

Annual swing

42.2°F

warmest to coldest month

Heating need

3,558

HDD/yr

Cooling need

1,458

CDD/yr

Best time to visit Clarksville

Full guide →

Climate change signal

All-time records →

22 of 366 (6%) of Clarksville'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.

1890s		10
1900s		7
1910s		48
1920s		61
1930s		64
1940s		37
1950s		53
1960s		6
1970s		14
1980s		10
1990s		7
2000s		18
2010s		17
2020s		14

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	46.8°F	27.8°F	37.3°F	4.03 in	0.3 in	12
February	51.6°F	30.6°F	41.1°F	4.51 in	0.1 in	11
March	61.2°F	38.0°F	49.6°F	4.78 in	0.1 in	12
April	71.8°F	47.0°F	59.4°F	4.97 in	—	12
May	79.4°F	56.8°F	68.1°F	5.59 in	—	12
June	86.6°F	65.0°F	75.8°F	4.65 in	—	11
July	89.9°F	69.0°F	79.5°F	4.59 in	—	10
August	89.6°F	67.4°F	78.5°F	3.69 in	—	9
September	83.6°F	59.8°F	71.7°F	3.35 in	—	9
October	72.3°F	47.7°F	60.0°F	4.31 in	—	9
November	59.7°F	37.1°F	48.4°F	4.11 in	—	11
December	50.1°F	31.1°F	40.6°F	4.92 in	—	12