Harrisburg September Weather Averages Illinois, United States of America

September Weather Averages for Harrisburg

High Temp	27°C	81°F
Low Temp	17°C	62°F
Avg Temp	22°C	71°F
Sunshine Hours	234 hours
Rainfall	96.44 mm	3.80 In
Rain days	6 days
Pressure	1017 mb	30 In

Harrisburg September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	28°C / 82°F	17°C / 62°F	22°C / 71°F	277 hours	55.78 mm / 2.20 In	6 days	1018 mb / 31 In
2009	26°C / 79°F	16°C / 61°F	21°C / 70°F	223 hours	127.04 mm / 5.00 In	10 days	1017 mb / 31 In
2010	28°C / 83°F	16°C / 61°F	22°C / 71°F	285 hours	89.00 mm / 3.50 In	6 days	1016 mb / 30 In
2011	25°C / 77°F	15°C / 58°F	19°C / 67°F	204 hours	153.54 mm / 6.04 In	9 days	1015 mb / 30 In
2012	25°C / 77°F	15°C / 60°F	20°C / 68°F	200 hours	186.91 mm / 7.36 In	11 days	1016 mb / 30 In
2013	28°C / 82°F	17°C / 63°F	22°C / 71°F	258 hours	50.17 mm / 1.98 In	5 days	1016 mb / 30 In
2014	26°C / 79°F	15°C / 59°F	20°C / 68°F	247 hours	52.27 mm / 2.06 In	4 days	1018 mb / 31 In
2015	27°C / 81°F	17°C / 62°F	22°C / 71°F	189 hours	63.41 mm / 2.50 In	5 days	1017 mb / 31 In
2016	28°C / 83°F	17°C / 63°F	22°C / 72°F	245 hours	59.54 mm / 2.34 In	9 days	1018 mb / 31 In
2017	27°C / 81°F	17°C / 62°F	22°C / 71°F	274 hours	46.49 mm / 1.83 In	3 days	1017 mb / 31 In
2018	27°C / 81°F	18°C / 65°F	22°C / 72°F	236 hours	159.22 mm / 6.27 In	9 days	1018 mb / 31 In
2019	30°C / 87°F	19°C / 67°F	25°C / 76°F	287 hours	9.00 mm / 0.35 In	3 days	1017 mb / 31 In
2020	25°C / 78°F	16°C / 61°F	20°C / 69°F	191 hours	94.93 mm / 3.74 In	4 days	1018 mb / 31 In
2021	28°C / 83°F	17°C / 63°F	22°C / 72°F	223 hours	104.50 mm / 4.11 In	4 days	1016 mb / 30 In
2022	28°C / 83°F	16°C / 61°F	22°C / 71°F	242 hours	47.00 mm / 1.85 In	5 days	1017 mb / 31 In
2023	31°C / 88°F	16°C / 60°F	23°C / 73°F	250 hours	16.54 mm / 0.65 In	2 days	1016 mb / 30 In
2024	28°C / 82°F	17°C / 63°F	22°C / 72°F	188 hours	283.55 mm / 11.16 In	4 days	1015 mb / 30 In

Illinois

Hotels Near Harrisburg

Cities Near Harrisburg

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