Brentwood, TN

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

Cfa Humid subtropical climate 8a USDA hardiness Zone 8a

Year-round temperatures (°F)

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

Climate summary

Brentwood has an annual average temperature of 57.9°F with about 54.4 inches of precipitation per year. The warmest month is July (average high 89.5°F), and the coldest is January (average low 26.2°F). May is typically the wettest month (5.68 in) and October the driest (3.50 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
40.8°F
warmest to coldest month
Heating need
3,756
Cooling need
1,203

Best time to visit Brentwood

Full guide →

Climate change signal

All-time records →

124 of 366 (33.9%) of Brentwood'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.

1990s
0
2000s
134
2010s
196
2020s
36

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 47.9°F 26.2°F 37.1°F 4.65 in
February 52.9°F 28.1°F 40.5°F 4.74 in
March 61.4°F 34.6°F 48.0°F 5.46 in
April 71.0°F 43.7°F 57.4°F 4.92 in
May 79.1°F 52.6°F 65.9°F 5.68 in
June 86.6°F 62.6°F 74.6°F 4.37 in
July 89.5°F 66.2°F 77.9°F 4.53 in
August 88.8°F 64.2°F 76.5°F 3.67 in
September 83.6°F 56.9°F 70.2°F 4.00 in
October 73.0°F 45.3°F 59.2°F 3.50 in
November 60.9°F 33.9°F 47.4°F 3.96 in
December 51.1°F 29.2°F 40.2°F 4.87 in

Climate twins of Brentwood

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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