Waukesha September Weather Averages Wisconsin, United States of America

September Weather Averages for Waukesha

High Temp	22°C	72°F
Low Temp	13°C	56°F
Avg Temp	17°C	63°F
Sunshine Hours	221 hours
Rainfall	79.89 mm	3.15 In
Rain days	6 days
Pressure	1017 mb	31 In

Waukesha September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	21°C / 70°F	14°C / 58°F	18°C / 64°F	219 hours	150.87 mm / 5.94 In	9 days	1018 mb / 31 In
2009	21°C / 70°F	13°C / 56°F	17°C / 63°F	249 hours	42.46 mm / 1.67 In	5 days	1019 mb / 31 In
2010	20°C / 69°F	12°C / 54°F	16°C / 61°F	209 hours	69.95 mm / 2.75 In	6 days	1014 mb / 30 In
2011	19°C / 66°F	12°C / 53°F	15°C / 59°F	196 hours	104.66 mm / 4.12 In	9 days	1015 mb / 30 In
2012	21°C / 69°F	12°C / 53°F	16°C / 61°F	257 hours	40.70 mm / 1.60 In	6 days	1016 mb / 30 In
2013	22°C / 71°F	13°C / 56°F	17°C / 63°F	265 hours	28.97 mm / 1.14 In	4 days	1016 mb / 30 In
2014	20°C / 69°F	11°C / 53°F	16°C / 61°F	241 hours	77.53 mm / 3.05 In	7 days	1018 mb / 31 In
2015	24°C / 75°F	15°C / 59°F	19°C / 66°F	197 hours	91.50 mm / 3.60 In	7 days	1018 mb / 31 In
2016	23°C / 74°F	15°C / 59°F	19°C / 66°F	199 hours	80.90 mm / 3.19 In	8 days	1017 mb / 31 In
2017	24°C / 75°F	15°C / 58°F	19°C / 66°F	292 hours	21.20 mm / 0.83 In	2 days	1017 mb / 31 In
2018	22°C / 72°F	15°C / 58°F	18°C / 65°F	211 hours	146.99 mm / 5.79 In	8 days	1019 mb / 31 In
2019	22°C / 72°F	15°C / 60°F	19°C / 66°F	163 hours	172.66 mm / 6.80 In	10 days	1016 mb / 30 In
2020	20°C / 67°F	12°C / 54°F	16°C / 60°F	206 hours	101.89 mm / 4.01 In	9 days	1017 mb / 31 In
2021	24°C / 76°F	14°C / 58°F	19°C / 66°F	239 hours	78.97 mm / 3.11 In	7 days	1014 mb / 30 In
2022	22°C / 72°F	13°C / 56°F	17°C / 63°F	213 hours	124.30 mm / 4.89 In	6 days	1017 mb / 31 In
2023	25°C / 78°F	13°C / 55°F	19°C / 66°F	164 hours	75.15 mm / 2.96 In	2 days	1017 mb / 31 In
2024	24°C / 75°F	13°C / 55°F	18°C / 64°F	240 hours	20.48 mm / 0.81 In	1 days	1018 mb / 31 In

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