Sun Prairie September Weather Averages Wisconsin, United States of America

September Weather Averages for Sun Prairie

High Temp	22°C	72°F
Low Temp	12°C	54°F
Avg Temp	17°C	63°F
Sunshine Hours	220 hours
Rainfall	91.78 mm	3.61 In
Rain days	6 days
Pressure	1017 mb	30 In

Sun Prairie September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	22°C / 72°F	11°C / 53°F	17°C / 62°F	259 hours	42.39 mm / 1.67 In	5 days	1019 mb / 31 In
2010	21°C / 69°F	11°C / 52°F	16°C / 60°F	187 hours	76.65 mm / 3.02 In	9 days	1014 mb / 30 In
2011	19°C / 66°F	10°C / 50°F	14°C / 58°F	188 hours	94.15 mm / 3.71 In	7 days	1016 mb / 30 In
2012	21°C / 69°F	10°C / 50°F	15°C / 59°F	246 hours	33.84 mm / 1.33 In	5 days	1016 mb / 30 In
2013	23°C / 73°F	12°C / 53°F	17°C / 63°F	259 hours	41.77 mm / 1.64 In	7 days	1016 mb / 30 In
2014	21°C / 70°F	10°C / 50°F	15°C / 60°F	253 hours	80.01 mm / 3.15 In	7 days	1017 mb / 31 In
2015	24°C / 76°F	14°C / 58°F	19°C / 66°F	210 hours	114.00 mm / 4.49 In	6 days	1017 mb / 31 In
2016	23°C / 73°F	14°C / 57°F	18°C / 65°F	193 hours	95.20 mm / 3.75 In	8 days	1017 mb / 31 In
2017	24°C / 74°F	12°C / 54°F	18°C / 64°F	293 hours	31.14 mm / 1.23 In	3 days	1017 mb / 31 In
2018	22°C / 71°F	13°C / 55°F	17°C / 63°F	204 hours	175.86 mm / 6.92 In	9 days	1019 mb / 31 In
2019	22°C / 72°F	14°C / 58°F	18°C / 65°F	138 hours	177.02 mm / 6.97 In	11 days	1016 mb / 30 In
2020	19°C / 67°F	11°C / 52°F	15°C / 59°F	184 hours	135.68 mm / 5.34 In	10 days	1017 mb / 31 In
2021	25°C / 77°F	13°C / 56°F	19°C / 66°F	228 hours	91.20 mm / 3.59 In	6 days	1014 mb / 30 In
2022	22°C / 72°F	12°C / 54°F	17°C / 63°F	220 hours	128.40 mm / 5.06 In	4 days	1017 mb / 31 In
2023	27°C / 80°F	12°C / 54°F	19°C / 66°F	181 hours	118.31 mm / 4.66 In	4 days	1017 mb / 31 In
2024	24°C / 75°F	12°C / 53°F	17°C / 63°F	270 hours	32.95 mm / 1.30 In	1 days	1018 mb / 31 In

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