South Sioux City September Weather Averages Nebraska, United States of America

September Weather Averages for South Sioux City

High Temp	26°C	79°F
Low Temp	14°C	57°F
Avg Temp	20°C	67°F
Sunshine Hours	252 hours
Rainfall	71.62 mm	2.82 In
Rain days	4 days
Pressure	1015 mb	30 In

South Sioux City September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	24°C / 75°F	13°C / 55°F	18°C / 64°F	244 hours	51.22 mm / 2.02 In	5 days	1018 mb / 31 In
2010	23°C / 74°F	12°C / 53°F	17°C / 63°F	219 hours	100.57 mm / 3.96 In	8 days	1014 mb / 30 In
2011	21°C / 70°F	10°C / 50°F	16°C / 60°F	276 hours	25.03 mm / 0.99 In	2 days	1018 mb / 31 In
2012	25°C / 77°F	11°C / 52°F	18°C / 64°F	290 hours	14.70 mm / 0.58 In	2 days	1016 mb / 30 In
2013	27°C / 80°F	15°C / 58°F	20°C / 68°F	284 hours	35.38 mm / 1.39 In	3 days	1013 mb / 30 In
2014	22°C / 72°F	12°C / 54°F	17°C / 63°F	174 hours	90.00 mm / 3.54 In	4 days	1016 mb / 30 In
2015	26°C / 78°F	16°C / 61°F	20°C / 69°F	229 hours	110.64 mm / 4.36 In	5 days	1015 mb / 30 In
2016	25°C / 78°F	15°C / 59°F	20°C / 68°F	252 hours	137.05 mm / 5.40 In	7 days	1016 mb / 30 In
2017	27°C / 80°F	14°C / 58°F	20°C / 69°F	273 hours	67.34 mm / 2.65 In	4 days	1015 mb / 30 In
2018	24°C / 74°F	14°C / 58°F	19°C / 66°F	188 hours	171.50 mm / 6.75 In	8 days	1016 mb / 30 In
2019	27°C / 80°F	16°C / 61°F	21°C / 70°F	217 hours	131.14 mm / 5.16 In	8 days	1013 mb / 30 In
2020	25°C / 77°F	13°C / 56°F	19°C / 66°F	260 hours	43.97 mm / 1.73 In	4 days	1016 mb / 30 In
2021	29°C / 84°F	16°C / 60°F	22°C / 71°F	258 hours	79.50 mm / 3.13 In	5 days	1012 mb / 30 In
2022	30°C / 85°F	15°C / 59°F	22°C / 71°F	294 hours	15.18 mm / 0.60 In	0 days	1014 mb / 30 In
2023	32°C / 89°F	13°C / 55°F	22°C / 72°F	272 hours	66.59 mm / 2.62 In	4 days	1013 mb / 30 In
2024	31°C / 88°F	14°C / 57°F	22°C / 72°F	301 hours	6.16 mm / 0.24 In	0 days	1015 mb / 30 In

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