Portsmouth September Weather Averages Ohio, United States of America

September Weather Averages for Portsmouth

High Temp	26°C	79°F
Low Temp	15°C	59°F
Avg Temp	20°C	68°F
Sunshine Hours	217 hours
Rainfall	95.78 mm	3.77 In
Rain days	7 days
Pressure	1017 mb	31 In

Portsmouth September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	28°C / 82°F	16°C / 60°F	21°C / 70°F	260 hours	27.40 mm / 1.08 In	3 days	1018 mb / 31 In
2009	25°C / 77°F	15°C / 58°F	19°C / 67°F	217 hours	153.68 mm / 6.05 In	8 days	1018 mb / 31 In
2010	28°C / 82°F	15°C / 58°F	21°C / 69°F	297 hours	29.14 mm / 1.15 In	4 days	1016 mb / 30 In
2011	24°C / 75°F	13°C / 56°F	18°C / 65°F	179 hours	143.96 mm / 5.67 In	14 days	1015 mb / 30 In
2012	24°C / 76°F	14°C / 56°F	19°C / 65°F	208 hours	185.18 mm / 7.29 In	11 days	1017 mb / 30 In
2013	26°C / 78°F	14°C / 57°F	19°C / 66°F	229 hours	59.48 mm / 2.34 In	6 days	1017 mb / 30 In
2014	26°C / 78°F	14°C / 56°F	19°C / 66°F	245 hours	45.78 mm / 1.80 In	3 days	1018 mb / 31 In
2015	27°C / 80°F	16°C / 60°F	21°C / 69°F	170 hours	56.29 mm / 2.22 In	5 days	1017 mb / 31 In
2016	29°C / 83°F	16°C / 61°F	22°C / 71°F	262 hours	60.40 mm / 2.38 In	6 days	1018 mb / 31 In
2017	26°C / 78°F	14°C / 58°F	19°C / 67°F	227 hours	78.55 mm / 3.09 In	6 days	1017 mb / 31 In
2018	27°C / 80°F	17°C / 63°F	21°C / 71°F	152 hours	251.32 mm / 9.89 In	13 days	1018 mb / 31 In
2019	29°C / 85°F	17°C / 63°F	23°C / 73°F	267 hours	19.37 mm / 0.76 In	3 days	1018 mb / 31 In
2020	25°C / 78°F	14°C / 58°F	20°C / 67°F	184 hours	102.01 mm / 4.02 In	5 days	1018 mb / 31 In
2021	27°C / 80°F	15°C / 59°F	20°C / 68°F	242 hours	73.10 mm / 2.88 In	8 days	1017 mb / 31 In
2022	25°C / 78°F	14°C / 58°F	19°C / 67°F	209 hours	43.60 mm / 1.72 In	8 days	1018 mb / 31 In
2023	28°C / 83°F	14°C / 57°F	20°C / 68°F	190 hours	56.27 mm / 2.22 In	2 days	1017 mb / 31 In
2024	26°C / 80°F	15°C / 60°F	20°C / 69°F	196 hours	174.36 mm / 6.86 In	6 days	1016 mb / 30 In

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