Forest Hills, TN

Climate overview — based on NOAA 1991-2020 normals from WARNER PARK, 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

Forest Hills has an annual average temperature of 58.6°F with about 53.9 inches of precipitation per year. The warmest month is July (average high 87.0°F), and the coldest is January (average low 27.7°F). May is typically the wettest month (5.51 in) and August the driest (3.51 in).

Pleasant months
1 / 12
avg high 65–80°F, low ≥ 50°F
Annual swing
40.1°F
warmest to coldest month
Heating need
3,525
Cooling need
1,233

Best time to visit Forest Hills

Full guide →

Climate change signal

All-time records →

115 of 366 (31.4%) of Forest Hills'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.

2000s
169
2010s
140
2020s
57

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 47.8°F 27.7°F 37.7°F 5.23 in
February 52.3°F 31.2°F 41.8°F 5.00 in
March 61.4°F 38.4°F 49.9°F 4.73 in
April 70.6°F 47.1°F 58.9°F 4.74 in
May 77.4°F 56.2°F 66.8°F 5.51 in
June 83.4°F 64.3°F 73.8°F 4.50 in
July 87.0°F 68.5°F 77.8°F 4.73 in
August 86.9°F 67.2°F 77.0°F 3.51 in
September 81.6°F 59.7°F 70.7°F 4.20 in
October 71.4°F 48.0°F 59.7°F 3.88 in
November 59.8°F 36.9°F 48.3°F 3.52 in
December 51.2°F 31.2°F 41.2°F 4.35 in

Climate twins of Forest Hills

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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