Yankton September Weather Averages South Dakota, United States of America

September Weather Averages for Yankton

High Temp	26°C	79°F
Low Temp	14°C	57°F
Avg Temp	20°C	67°F
Sunshine Hours	257 hours
Rainfall	67.26 mm	2.65 In
Rain days	5 days
Pressure	1014 mb	30 In

Yankton September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	25°C / 77°F	13°C / 55°F	18°C / 65°F	270 hours	56.39 mm / 2.22 In	5 days	1017 mb / 31 In
2009	24°C / 74°F	13°C / 55°F	18°C / 64°F	241 hours	52.51 mm / 2.07 In	4 days	1017 mb / 31 In
2010	23°C / 74°F	11°C / 53°F	17°C / 63°F	234 hours	148.40 mm / 5.84 In	10 days	1014 mb / 30 In
2011	21°C / 70°F	10°C / 51°F	16°C / 60°F	277 hours	17.52 mm / 0.69 In	3 days	1018 mb / 31 In
2012	26°C / 78°F	12°C / 54°F	18°C / 65°F	314 hours	13.70 mm / 0.54 In	2 days	1016 mb / 30 In
2013	26°C / 79°F	15°C / 59°F	20°C / 68°F	274 hours	43.23 mm / 1.70 In	4 days	1012 mb / 30 In
2014	23°C / 74°F	13°C / 55°F	17°C / 63°F	213 hours	63.66 mm / 2.51 In	6 days	1016 mb / 30 In
2015	26°C / 79°F	16°C / 61°F	21°C / 69°F	218 hours	84.17 mm / 3.31 In	6 days	1014 mb / 30 In
2016	26°C / 78°F	15°C / 58°F	20°C / 67°F	249 hours	89.15 mm / 3.51 In	7 days	1015 mb / 30 In
2017	26°C / 80°F	14°C / 57°F	20°C / 68°F	267 hours	79.20 mm / 3.12 In	8 days	1014 mb / 30 In
2018	24°C / 75°F	14°C / 57°F	19°C / 66°F	205 hours	162.78 mm / 6.41 In	6 days	1016 mb / 30 In
2019	26°C / 79°F	15°C / 60°F	21°C / 69°F	261 hours	96.92 mm / 3.82 In	7 days	1012 mb / 30 In
2020	25°C / 78°F	13°C / 56°F	19°C / 67°F	265 hours	36.14 mm / 1.42 In	3 days	1015 mb / 30 In
2021	28°C / 82°F	16°C / 60°F	21°C / 70°F	253 hours	67.40 mm / 2.65 In	5 days	1011 mb / 30 In
2022	29°C / 85°F	15°C / 59°F	22°C / 71°F	279 hours	21.07 mm / 0.83 In	3 days	1014 mb / 30 In
2023	32°C / 89°F	13°C / 56°F	22°C / 72°F	262 hours	51.58 mm / 2.03 In	3 days	1013 mb / 30 In
2024	31°C / 88°F	15°C / 59°F	23°C / 73°F	301 hours	48.71 mm / 1.92 In	2 days	1014 mb / 30 In

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