Alton July Weather Averages Illinois, United States of America

July Weather Averages for Alton

High Temp	30°C	86°F
Low Temp	21°C	69°F
Avg Temp	25°C	77°F
Sunshine Hours	238 hours
Rainfall	105.47 mm	4.15 In
Rain days	9 days
Pressure	1015 mb	30 In

Alton July Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	30°C / 86°F	20°C / 67°F	25°C / 77°F	288 hours	161.48 mm / 6.36 In	10 days	1014 mb / 30 In
2009	27°C / 81°F	18°C / 64°F	23°C / 73°F	254 hours	99.83 mm / 3.93 In	6 days	1014 mb / 30 In
2010	32°C / 89°F	22°C / 72°F	27°C / 80°F	270 hours	91.83 mm / 3.62 In	10 days	1014 mb / 30 In
2011	32°C / 90°F	23°C / 73°F	27°C / 81°F	304 hours	62.71 mm / 2.47 In	9 days	1013 mb / 30 In
2012	33°C / 92°F	24°C / 75°F	28°C / 83°F	303 hours	21.62 mm / 0.85 In	4 days	1014 mb / 30 In
2013	28°C / 82°F	19°C / 66°F	23°C / 74°F	268 hours	49.17 mm / 1.94 In	8 days	1016 mb / 30 In
2014	27°C / 81°F	17°C / 63°F	22°C / 72°F	289 hours	50.61 mm / 1.99 In	5 days	1016 mb / 30 In
2015	29°C / 85°F	20°C / 68°F	25°C / 76°F	224 hours	212.14 mm / 8.35 In	10 days	1013 mb / 30 In
2016	29°C / 85°F	21°C / 69°F	25°C / 77°F	169 hours	148.56 mm / 5.85 In	11 days	1014 mb / 30 In
2017	31°C / 87°F	21°C / 70°F	26°C / 79°F	268 hours	57.94 mm / 2.28 In	6 days	1015 mb / 30 In
2018	29°C / 85°F	21°C / 69°F	25°C / 77°F	249 hours	84.83 mm / 3.34 In	11 days	1017 mb / 31 In
2019	29°C / 84°F	21°C / 70°F	25°C / 77°F	244 hours	95.52 mm / 3.76 In	12 days	1015 mb / 30 In
2020	30°C / 85°F	22°C / 71°F	25°C / 78°F	165 hours	191.05 mm / 7.52 In	12 days	1014 mb / 30 In
2021	29°C / 84°F	20°C / 69°F	24°C / 76°F	186 hours	105.34 mm / 4.15 In	7 days	1016 mb / 30 In
2022	32°C / 89°F	21°C / 70°F	26°C / 79°F	232 hours	132.00 mm / 5.20 In	10 days	1014 mb / 30 In
2023	33°C / 91°F	21°C / 69°F	26°C / 79°F	187 hours	157.80 mm / 6.21 In	11 days	1013 mb / 30 In
2024	29°C / 84°F	20°C / 67°F	24°C / 75°F	198 hours	126.62 mm / 4.98 In	6 days	1015 mb / 30 In

Illinois

Hotels Near Alton

Cities Near Alton

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