Belvidere September Weather Averages Illinois, United States of America

September Weather Averages for Belvidere

High Temp	23°C	74°F
Low Temp	13°C	55°F
Avg Temp	18°C	64°F
Sunshine Hours	221 hours
Rainfall	84.13 mm	3.31 In
Rain days	6 days
Pressure	1017 mb	31 In

Belvidere September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	23°C / 73°F	13°C / 55°F	17°C / 63°F	201 hours	242.89 mm / 9.56 In	9 days	1018 mb / 31 In
2009	22°C / 72°F	12°C / 54°F	17°C / 62°F	223 hours	43.78 mm / 1.72 In	4 days	1019 mb / 31 In
2010	22°C / 72°F	12°C / 54°F	17°C / 62°F	207 hours	84.09 mm / 3.31 In	9 days	1014 mb / 30 In
2011	19°C / 67°F	11°C / 52°F	15°C / 59°F	183 hours	105.30 mm / 4.15 In	6 days	1016 mb / 30 In
2012	22°C / 71°F	11°C / 51°F	16°C / 61°F	257 hours	45.42 mm / 1.79 In	7 days	1016 mb / 30 In
2013	24°C / 74°F	13°C / 55°F	18°C / 64°F	246 hours	32.27 mm / 1.27 In	4 days	1016 mb / 30 In
2014	22°C / 72°F	11°C / 51°F	16°C / 61°F	249 hours	71.88 mm / 2.83 In	6 days	1018 mb / 31 In
2015	25°C / 77°F	15°C / 58°F	19°C / 67°F	217 hours	65.61 mm / 2.58 In	6 days	1017 mb / 31 In
2016	24°C / 75°F	15°C / 59°F	19°C / 67°F	198 hours	75.32 mm / 2.97 In	7 days	1017 mb / 31 In
2017	24°C / 76°F	13°C / 56°F	19°C / 65°F	299 hours	24.50 mm / 0.96 In	3 days	1017 mb / 31 In
2018	23°C / 73°F	14°C / 57°F	18°C / 65°F	189 hours	171.36 mm / 6.75 In	10 days	1019 mb / 31 In
2019	23°C / 74°F	15°C / 59°F	19°C / 66°F	169 hours	196.96 mm / 7.75 In	12 days	1016 mb / 30 In
2020	21°C / 70°F	12°C / 54°F	16°C / 61°F	201 hours	136.30 mm / 5.37 In	8 days	1017 mb / 31 In
2021	27°C / 81°F	15°C / 58°F	21°C / 69°F	250 hours	49.90 mm / 1.96 In	4 days	1014 mb / 30 In
2022	24°C / 74°F	13°C / 55°F	18°C / 64°F	241 hours	129.90 mm / 5.11 In	4 days	1017 mb / 31 In
2023	27°C / 81°F	12°C / 54°F	19°C / 66°F	181 hours	104.33 mm / 4.11 In	4 days	1017 mb / 31 In
2024	25°C / 77°F	13°C / 55°F	18°C / 65°F	233 hours	9.13 mm / 0.36 In	1 days	1017 mb / 31 In

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