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Lake County, TN

: September 2026 so far averaged 80.5°F in Lake County, TN, the warmest 1 to 29 September in the county average since the data begin in 1951 (county average from NOAA gridded data, 1951 to 2026).

Last updated . This page normally updates every day; the latest update is late.

High
83.3°F
Warmest since 2025
24th warmest of 76
Low
53.2°F
Warmest since 2025
34th warmest of 76

No measurable precipitation in the county average of Lake County, TN for 6 days to Tuesday 29 September 2026 (county average from NOAA gridded data, 1951 to 2026).

Every 29 September high of the county average in Lake County, TN since 1951: 83.3°F in 2026; the highest is 98.2°F, in 1953.
2025: 86.3°F1953: 98.2°F2026: 83.3°F 2026 83.3°F 1953 98.2°F since 2025 1951 2026
  • Normal range, 70.8 to 85.4°F
Every year as a table

Every 29 September low of the county average in Lake County, TN since 1951: 53.2°F in 2026; the lowest is 36.5°F, in 1967.

YearHigh, °FLow, °F
202683.353.2
202586.359.1
202471.264.4
202390.565
202272.144.4
202187.659.7
202070.949
20199067.3
201875.652.4
201779.353.9
201681.750.3
201577.565.6
20148559.1
201382.463.7
201274.557.2
201182.355.3
201074.849.4
200973.547.3
200885.454.1
200783.656.3
200668.843.9
200583.450.2
200479.349.4
200367.941.2
200283.759.3
200172.848.1
200079.249.1
199985.453.5
199892.866.6
199783.451.9
199669.945.5
199581.251
199481.548.1
199375.746.6
199275.543.7
199180.850.7
199085.760.4
198968.654.1
198880.862.7
198783.962.2
19869369.6
198573.947.9
198463.946.1
198384.152.7
198281.452.1
198178.748.4
198067.954.6
197982.859.7
197878.349.3
197776.556.2
197670.155.1
197572.145
197476.549.7
197383.367.2
197281.864.8
197189.266.5
197075.547.7
196979.647.6
19688251.8
196759.936.5
196674.251.1
196578.355.4
19646552.1
196376.654.8
196271.141.6
196179.547.4
196081.452.8
195983.763
195872.848.9
195773.149
195687.846
195589.466.6
195487.769.2
195398.252.3
195287.953
195169.840.5

The month

August 2026 averaged 79.5°F in Lake County, TN, the warmest August in the county average since 2016, tied 37th warmest of 132 (with 2011 and 1907) (county average from NOAA's monthly county data, 1895 to 2026).

The month in words
  • Tuesday 29 September 2026: a high of 83.3°F averaged over Lake County, TN, the warmest 29 September in the county average since 2025, tied 24th warmest of 76 (with 1973) (county average from NOAA gridded data, 1951 to 2026).
  • Tuesday 29 September 2026: a low of 53.2°F averaged over Lake County, TN, the warmest 29 September night in the county average since 2025, 34th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
Days of the month without a value
0

Nearby

Poplar Bluff, MO 55.4 mi, the nearest city with its own station