Gatlinburg September Weather Averages Tennessee, United States of America

September Weather Averages for Gatlinburg

High Temp	27°C	81°F
Low Temp	15°C	60°F
Avg Temp	21°C	69°F
Sunshine Hours	222 hours
Rainfall	117.48 mm	4.63 In
Rain days	7 days
Pressure	1017 mb	31 In

Gatlinburg September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	26°C / 78°F	16°C / 60°F	20°C / 68°F	168 hours	215.11 mm / 8.47 In	17 days	1018 mb / 31 In
2010	29°C / 84°F	14°C / 58°F	21°C / 69°F	263 hours	98.63 mm / 3.88 In	6 days	1016 mb / 30 In
2011	26°C / 79°F	14°C / 56°F	19°C / 66°F	214 hours	182.83 mm / 7.20 In	11 days	1015 mb / 30 In
2012	26°C / 79°F	14°C / 57°F	19°C / 67°F	241 hours	112.46 mm / 4.43 In	8 days	1017 mb / 31 In
2013	27°C / 81°F	14°C / 57°F	20°C / 68°F	271 hours	81.19 mm / 3.20 In	6 days	1016 mb / 30 In
2014	28°C / 82°F	15°C / 60°F	21°C / 69°F	221 hours	44.60 mm / 1.76 In	6 days	1018 mb / 31 In
2015	27°C / 80°F	15°C / 60°F	20°C / 69°F	151 hours	108.22 mm / 4.26 In	7 days	1017 mb / 31 In
2016	30°C / 86°F	17°C / 62°F	23°C / 73°F	305 hours	32.60 mm / 1.28 In	3 days	1018 mb / 31 In
2017	27°C / 80°F	14°C / 58°F	20°C / 68°F	255 hours	55.09 mm / 2.17 In	5 days	1017 mb / 31 In
2018	29°C / 84°F	19°C / 66°F	23°C / 73°F	209 hours	146.39 mm / 5.76 In	16 days	1018 mb / 31 In
2019	31°C / 88°F	18°C / 65°F	24°C / 76°F	297 hours	11.90 mm / 0.47 In	3 days	1018 mb / 31 In
2020	26°C / 78°F	16°C / 60°F	21°C / 69°F	136 hours	149.77 mm / 5.90 In	8 days	1018 mb / 31 In
2021	27°C / 81°F	15°C / 59°F	20°C / 69°F	222 hours	64.10 mm / 2.52 In	5 days	1018 mb / 31 In
2022	27°C / 80°F	14°C / 58°F	20°C / 68°F	212 hours	123.90 mm / 4.88 In	8 days	1018 mb / 31 In
2023	28°C / 83°F	14°C / 57°F	20°C / 69°F	227 hours	49.48 mm / 1.95 In	4 days	1017 mb / 31 In
2024	27°C / 80°F	16°C / 61°F	21°C / 69°F	177 hours	372.36 mm / 14.66 In	3 days	1015 mb / 30 In
2025	26°C / 80°F	16°C / 61°F	21°C / 70°F	197 hours	148.50 mm / 5.85 In	4 days	1018 mb / 31 In

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