Dekalb July Weather Averages Illinois, United States of America

July Weather Averages for Dekalb

High Temp	27°C	80°F
Low Temp	18°C	64°F
Avg Temp	22°C	72°F
Sunshine Hours	211 hours
Rainfall	107.66 mm	4.24 In
Rain days	8 days
Pressure	1015 mb	30 In

Dekalb July Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	28°C / 82°F	17°C / 63°F	23°C / 73°F	285 hours	145.02 mm / 5.71 In	6 days	1013 mb / 30 In
2009	24°C / 75°F	15°C / 59°F	20°C / 67°F	211 hours	73.52 mm / 2.89 In	8 days	1014 mb / 30 In
2010	28°C / 83°F	19°C / 66°F	24°C / 74°F	242 hours	152.68 mm / 6.01 In	14 days	1014 mb / 30 In
2011	29°C / 84°F	20°C / 68°F	25°C / 76°F	288 hours	100.01 mm / 3.94 In	6 days	1014 mb / 30 In
2012	30°C / 86°F	21°C / 69°F	25°C / 78°F	260 hours	34.54 mm / 1.36 In	7 days	1014 mb / 30 In
2013	26°C / 78°F	17°C / 62°F	21°C / 70°F	235 hours	46.09 mm / 1.81 In	11 days	1016 mb / 30 In
2014	24°C / 75°F	15°C / 58°F	20°C / 67°F	240 hours	75.31 mm / 2.96 In	3 days	1015 mb / 30 In
2015	27°C / 80°F	16°C / 61°F	22°C / 71°F	244 hours	167.82 mm / 6.61 In	8 days	1013 mb / 30 In
2016	26°C / 80°F	18°C / 64°F	22°C / 72°F	108 hours	125.56 mm / 4.94 In	10 days	1014 mb / 30 In
2017	26°C / 79°F	17°C / 63°F	22°C / 71°F	202 hours	118.75 mm / 4.68 In	9 days	1016 mb / 30 In
2018	26°C / 79°F	17°C / 63°F	22°C / 72°F	271 hours	101.96 mm / 4.01 In	6 days	1017 mb / 31 In
2019	27°C / 81°F	19°C / 66°F	23°C / 73°F	234 hours	113.43 mm / 4.47 In	13 days	1015 mb / 30 In
2020	27°C / 81°F	19°C / 66°F	23°C / 74°F	160 hours	90.71 mm / 3.57 In	6 days	1014 mb / 30 In
2021	26°C / 79°F	18°C / 64°F	22°C / 72°F	142 hours	88.73 mm / 3.49 In	6 days	1016 mb / 30 In
2022	27°C / 81°F	17°C / 63°F	22°C / 72°F	190 hours	101.35 mm / 3.99 In	10 days	1014 mb / 30 In
2023	29°C / 83°F	17°C / 63°F	22°C / 72°F	204 hours	152.10 mm / 5.99 In	10 days	1013 mb / 30 In
2024	25°C / 77°F	17°C / 62°F	21°C / 70°F	141 hours	180.07 mm / 7.09 In	3 days	1015 mb / 30 In

Illinois

Hotels Near Dekalb

Cities Near Dekalb

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