Trenton, TN

Climate overview — based on NOAA 1991-2020 normals from MILAN EXP STN, TN US.

Cfa Humid subtropical climate 8a USDA hardiness Zone 8a

Year-round temperatures (°F)

20° 40° 60° 80° 100° J F M A M J J A S O N D
Avg high Avg low

Climate summary

Trenton has an annual average temperature of 59.7°F with about 56.2 inches of precipitation per year and 3 inches of snow. The warmest month is July (average high 90.2°F), and the coldest is January (average low 27.7°F). May is typically the wettest month (6.24 in) and October the driest (3.68 in). Snow typically falls from December through March.

Annual swing
42°F
warmest to coldest month
Heating need
3,441
Cooling need
1,518

Best time to visit Trenton

Full guide →

Climate change signal

All-time records →

26 of 366 (7.1%) of Trenton'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.

1880s
0
1890s
7
1900s
21
1910s
25
1920s
40
1930s
86
1940s
19
1950s
47
1960s
13
1970s
8
1980s
23
1990s
6
2000s
33
2010s
30
2020s
8

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 48.1°F 27.7°F 37.9°F 4.16 in 1.5 in 11
February 52.6°F 31.1°F 41.8°F 4.70 in 0.9 in 11
March 61.8°F 38.7°F 50.2°F 5.32 in 0.3 in 12
April 72.1°F 47.4°F 59.8°F 5.27 in 11
May 80.1°F 57.8°F 68.9°F 6.24 in 12
June 87.4°F 66.0°F 76.7°F 4.39 in 10
July 90.2°F 69.6°F 79.9°F 4.30 in 10
August 90.0°F 66.9°F 78.4°F 3.70 in 8
September 84.2°F 59.3°F 71.7°F 4.20 in 7
October 73.7°F 47.2°F 60.4°F 3.68 in 8
November 61.1°F 37.0°F 49.1°F 4.79 in 0.1 in 10
December 51.2°F 30.9°F 41.1°F 5.43 in 0.2 in 12

Climate twins of Trenton

Why these? →

The most climatically similar US cities at least 140 miles away (by monthly temperature + precipitation pattern).

Frost dates
Last spring / first fall frost
All-time records
Hottest, coldest, wettest
Planting calendar
What to plant, and when

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