Portsmouth September Weather Averages Virginia, United States of America

September Weather Averages for Portsmouth

High Temp	26°C	80°F
Low Temp	20°C	68°F
Avg Temp	23°C	74°F
Sunshine Hours	190 hours
Rainfall	158.76 mm	6.25 In
Rain days	9 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	26°C / 79°F	21°C / 69°F	23°C / 74°F	201 hours	110.86 mm / 4.36 In	9 days	1017 mb / 31 In
2009	25°C / 76°F	19°C / 67°F	22°C / 71°F	165 hours	177.00 mm / 6.97 In	8 days	1017 mb / 31 In
2010	28°C / 83°F	20°C / 68°F	24°C / 75°F	279 hours	149.91 mm / 5.90 In	7 days	1015 mb / 30 In
2011	26°C / 79°F	20°C / 67°F	23°C / 73°F	175 hours	156.55 mm / 6.16 In	14 days	1015 mb / 30 In
2012	25°C / 78°F	18°C / 65°F	22°C / 71°F	220 hours	97.52 mm / 3.84 In	9 days	1017 mb / 31 In
2013	25°C / 78°F	18°C / 64°F	21°C / 70°F	272 hours	37.04 mm / 1.46 In	4 days	1016 mb / 30 In
2014	25°C / 78°F	20°C / 67°F	22°C / 72°F	152 hours	230.61 mm / 9.08 In	11 days	1018 mb / 31 In
2015	26°C / 80°F	21°C / 70°F	24°C / 75°F	112 hours	139.52 mm / 5.49 In	12 days	1017 mb / 30 In
2016	27°C / 80°F	22°C / 72°F	24°C / 75°F	174 hours	431.40 mm / 16.98 In	14 days	1017 mb / 31 In
2017	26°C / 78°F	20°C / 69°F	23°C / 73°F	225 hours	54.94 mm / 2.16 In	5 days	1016 mb / 30 In
2018	28°C / 82°F	23°C / 74°F	26°C / 78°F	193 hours	130.81 mm / 5.15 In	12 days	1019 mb / 31 In
2019	27°C / 80°F	21°C / 70°F	24°C / 75°F	231 hours	165.26 mm / 6.51 In	8 days	1018 mb / 31 In
2020	25°C / 78°F	20°C / 68°F	23°C / 73°F	68 hours	279.57 mm / 11.01 In	13 days	1018 mb / 31 In
2021	28°C / 82°F	20°C / 68°F	23°C / 74°F	229 hours	80.59 mm / 3.17 In	3 days	1017 mb / 30 In
2022	28°C / 83°F	20°C / 68°F	23°C / 74°F	238 hours	117.90 mm / 4.64 In	6 days	1017 mb / 31 In
2023	28°C / 83°F	20°C / 68°F	23°C / 74°F	175 hours	136.14 mm / 5.36 In	5 days	1016 mb / 30 In
2024	26°C / 78°F	21°C / 69°F	23°C / 73°F	128 hours	155.48 mm / 6.12 In	5 days	1017 mb / 31 In

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