Belleville September Weather Averages Illinois, United States of America

September Weather Averages for Belleville

High Temp	27°C	80°F
Low Temp	16°C	61°F
Avg Temp	21°C	70°F
Sunshine Hours	230 hours
Rainfall	94.85 mm	3.73 In
Rain days	6 days
Pressure	1016 mb	30 In

Belleville September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	26°C / 78°F	16°C / 61°F	20°C / 69°F	237 hours	205.28 mm / 8.08 In	9 days	1018 mb / 31 In
2009	26°C / 79°F	15°C / 60°F	20°C / 69°F	267 hours	86.09 mm / 3.39 In	6 days	1017 mb / 31 In
2010	26°C / 79°F	16°C / 60°F	21°C / 69°F	258 hours	123.40 mm / 4.86 In	9 days	1015 mb / 30 In
2011	23°C / 73°F	14°C / 57°F	18°C / 65°F	225 hours	132.33 mm / 5.21 In	9 days	1016 mb / 30 In
2012	24°C / 75°F	15°C / 59°F	19°C / 67°F	202 hours	212.74 mm / 8.38 In	10 days	1016 mb / 30 In
2013	28°C / 82°F	17°C / 62°F	22°C / 71°F	264 hours	39.13 mm / 1.54 In	4 days	1015 mb / 30 In
2014	25°C / 78°F	15°C / 59°F	20°C / 67°F	219 hours	56.49 mm / 2.22 In	6 days	1018 mb / 31 In
2015	27°C / 81°F	17°C / 63°F	22°C / 71°F	204 hours	69.03 mm / 2.72 In	4 days	1017 mb / 31 In
2016	26°C / 79°F	18°C / 64°F	22°C / 71°F	235 hours	211.15 mm / 8.31 In	10 days	1017 mb / 31 In
2017	28°C / 82°F	17°C / 63°F	22°C / 72°F	249 hours	37.37 mm / 1.47 In	1 days	1017 mb / 31 In
2018	27°C / 81°F	18°C / 65°F	22°C / 72°F	213 hours	144.16 mm / 5.68 In	6 days	1017 mb / 31 In
2019	29°C / 84°F	19°C / 67°F	24°C / 75°F	246 hours	39.51 mm / 1.56 In	6 days	1017 mb / 30 In
2020	25°C / 77°F	16°C / 60°F	20°C / 68°F	206 hours	49.78 mm / 1.96 In	5 days	1017 mb / 31 In
2021	29°C / 84°F	17°C / 63°F	23°C / 73°F	227 hours	57.80 mm / 2.28 In	4 days	1016 mb / 30 In
2022	28°C / 82°F	16°C / 61°F	21°C / 71°F	238 hours	62.50 mm / 2.46 In	4 days	1017 mb / 30 In
2023	31°C / 88°F	15°C / 59°F	23°C / 73°F	232 hours	53.90 mm / 2.12 In	3 days	1016 mb / 30 In
2024	27°C / 81°F	16°C / 61°F	22°C / 71°F	201 hours	142.23 mm / 5.60 In	5 days	1015 mb / 30 In

Illinois

Hotels Near Belleville

Cities Near Belleville

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started