Grayslake October Weather Averages Illinois, United States of America

October Weather Averages for Grayslake

High Temp	16°C	60°F
Low Temp	8°C	47°F
Avg Temp	12°C	53°F
Sunshine Hours	166 hours
Rainfall	104.50 mm	4.11 In
Rain days	7 days
Pressure	1016 mb	30 In

Grayslake October Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	15°C / 58°F	8°C / 47°F	11°C / 52°F	233 hours	65.36 mm / 2.57 In	5 days	1021 mb / 31 In
2009	12°C / 53°F	6°C / 43°F	9°C / 48°F	97 hours	181.73 mm / 7.15 In	12 days	1015 mb / 30 In
2010	17°C / 63°F	9°C / 48°F	13°C / 55°F	227 hours	44.83 mm / 1.76 In	5 days	1015 mb / 30 In
2011	16°C / 61°F	9°C / 47°F	12°C / 54°F	272 hours	62.54 mm / 2.46 In	6 days	1016 mb / 30 In
2012	14°C / 57°F	6°C / 44°F	10°C / 50°F	175 hours	132.42 mm / 5.21 In	7 days	1014 mb / 30 In
2013	15°C / 59°F	8°C / 46°F	11°C / 53°F	185 hours	71.62 mm / 2.82 In	8 days	1015 mb / 30 In
2014	14°C / 58°F	7°C / 45°F	11°C / 51°F	155 hours	134.25 mm / 5.29 In	7 days	1013 mb / 30 In
2015	16°C / 61°F	9°C / 48°F	12°C / 54°F	218 hours	62.30 mm / 2.45 In	7 days	1018 mb / 31 In
2016	17°C / 63°F	10°C / 50°F	14°C / 56°F	164 hours	92.18 mm / 3.63 In	6 days	1019 mb / 31 In
2017	17°C / 63°F	10°C / 51°F	14°C / 57°F	158 hours	178.67 mm / 7.03 In	8 days	1015 mb / 30 In
2018	14°C / 58°F	7°C / 45°F	11°C / 51°F	174 hours	120.22 mm / 4.73 In	6 days	1018 mb / 31 In
2019	14°C / 56°F	7°C / 44°F	10°C / 50°F	167 hours	187.26 mm / 7.37 In	10 days	1015 mb / 30 In
2020	13°C / 56°F	6°C / 43°F	9°C / 49°F	139 hours	58.00 mm / 2.28 In	6 days	1018 mb / 31 In
2021	18°C / 64°F	12°C / 53°F	15°C / 58°F	119 hours	139.70 mm / 5.50 In	10 days	1013 mb / 30 In
2022	16°C / 61°F	7°C / 45°F	11°C / 53°F	215 hours	59.70 mm / 2.35 In	4 days	1017 mb / 30 In
2023	17°C / 62°F	7°C / 45°F	12°C / 53°F	141 hours	121.84 mm / 4.80 In	8 days	1015 mb / 30 In
2024	18°C / 64°F	8°C / 46°F	13°C / 55°F	50 hours	24.72 mm / 0.97 In	1 days	1019 mb / 31 In

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