Harvard September Weather Averages Illinois, United States of America

September Weather Averages for Harvard

High Temp	23°C	73°F
Low Temp	13°C	55°F
Avg Temp	18°C	64°F
Sunshine Hours	216 hours
Rainfall	82.36 mm	3.24 In
Rain days	7 days
Pressure	1017 mb	31 In

Harvard September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 72°F	13°C / 56°F	17°C / 63°F	199 hours	227.99 mm / 8.98 In	10 days	1018 mb / 31 In
2009	22°C / 72°F	12°C / 54°F	17°C / 62°F	236 hours	46.53 mm / 1.83 In	3 days	1019 mb / 31 In
2010	22°C / 71°F	12°C / 54°F	17°C / 62°F	207 hours	78.77 mm / 3.10 In	10 days	1014 mb / 30 In
2011	19°C / 66°F	11°C / 52°F	15°C / 59°F	182 hours	95.96 mm / 3.78 In	6 days	1016 mb / 30 In
2012	22°C / 71°F	11°C / 51°F	16°C / 60°F	245 hours	38.30 mm / 1.51 In	6 days	1016 mb / 30 In
2013	23°C / 73°F	13°C / 55°F	18°C / 64°F	236 hours	29.90 mm / 1.18 In	4 days	1016 mb / 30 In
2014	22°C / 71°F	11°C / 51°F	16°C / 61°F	237 hours	68.40 mm / 2.69 In	6 days	1018 mb / 31 In
2015	24°C / 76°F	15°C / 58°F	19°C / 66°F	210 hours	82.76 mm / 3.26 In	10 days	1017 mb / 31 In
2016	24°C / 74°F	15°C / 59°F	19°C / 66°F	190 hours	75.89 mm / 2.99 In	7 days	1017 mb / 31 In
2017	24°C / 75°F	13°C / 56°F	18°C / 65°F	290 hours	28.10 mm / 1.11 In	4 days	1017 mb / 31 In
2018	23°C / 73°F	14°C / 57°F	18°C / 64°F	189 hours	150.70 mm / 5.93 In	9 days	1019 mb / 31 In
2019	23°C / 73°F	15°C / 59°F	19°C / 66°F	151 hours	176.99 mm / 6.97 In	11 days	1016 mb / 30 In
2020	20°C / 68°F	12°C / 53°F	16°C / 61°F	200 hours	147.71 mm / 5.82 In	10 days	1017 mb / 31 In
2021	26°C / 79°F	14°C / 58°F	20°C / 68°F	246 hours	66.00 mm / 2.60 In	6 days	1014 mb / 30 In
2022	23°C / 74°F	13°C / 55°F	18°C / 64°F	229 hours	117.70 mm / 4.63 In	7 days	1017 mb / 31 In
2023	26°C / 80°F	12°C / 54°F	19°C / 66°F	178 hours	102.19 mm / 4.02 In	3 days	1017 mb / 31 In
2024	24°C / 75°F	13°C / 55°F	18°C / 64°F	230 hours	11.82 mm / 0.47 In	3 days	1017 mb / 31 In

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