Flossmoor Weather History Illinois, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Mon 02 Feb, 2026 Weather in Flossmoor

Sunrise: 07:01 AM Sunset: 05:08 PM	Moonrise: 06:14 PM Moonset: 07:36 AM	Max: -2.2 °c	Min: -6.7 °c	Avg: -4.9 °c	Precip: 0.00 mm	Max Wind: 14.8 kph

	Mon 02 0:00 am	Mon 02 3:00 am	Mon 02 6:00 am	Mon 02 9:00 am	Mon 02 12:00 pm	Mon 02 3:00 pm	Mon 02 6:00 pm	Mon 02 9:00 pm
Icon
Temp	-6.4°c	-6.2°c	-5.8°c	-5.2°c	-3.1°c	-2.2°c	-4.3°c	-6.3°c
Wind	13.0 kmph	13.3 kmph	11.5 kmph	11.5 kmph	14.8 kmph	11.5 kmph	5.4 kmph	5.0 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	81%	91%	83%	88%	69%	75%	55%	39%
Humidity	90%	92%	91%	88%	79%	70%	76%	81%
Pressure	1022 mb	1021 mb	1021 mb	1021 mb	1020 mb	1021 mb	1022 mb	1024 mb

Flossmoor Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-1°C / 30°F	-7°C / 19°F	-4°C / 25°F	112 hours	58.82 mm / 2.32 In	8 days	1020 mb / 31 In
February	1°C / 34°F	-6°C / 21°F	-2°C / 28°F	119 hours	69.44 mm / 2.73 In	7 days	1019 mb / 31 In
March	8°C / 47°F	0°C / 33°F	4°C / 40°F	145 hours	102.56 mm / 4.04 In	8 days	1018 mb / 31 In
April	14°C / 57°F	5°C / 41°F	9°C / 49°F	142 hours	146.23 mm / 5.76 In	9 days	1014 mb / 30 In
May	20°C / 69°F	11°C / 53°F	16°C / 60°F	180 hours	164.28 mm / 6.47 In	10 days	1015 mb / 30 In
June	26°C / 79°F	17°C / 62°F	21°C / 70°F	212 hours	177.22 mm / 6.98 In	10 days	1013 mb / 30 In
July	28°C / 82°F	19°C / 67°F	23°C / 74°F	220 hours	124.27 mm / 4.89 In	9 days	1015 mb / 30 In
August	27°C / 81°F	19°C / 66°F	23°C / 73°F	230 hours	108.69 mm / 4.28 In	9 days	1015 mb / 30 In
September	24°C / 76°F	15°C / 60°F	20°C / 67°F	225 hours	82.64 mm / 3.25 In	6 days	1017 mb / 31 In
October	17°C / 62°F	9°C / 48°F	13°C / 55°F	177 hours	112.86 mm / 4.44 In	8 days	1016 mb / 30 In
November	9°C / 48°F	2°C / 36°F	6°C / 42°F	168 hours	77.26 mm / 3.04 In	6 days	1019 mb / 31 In
December	3°C / 37°F	-3°C / 27°F	0°C / 32°F	119 hours	69.40 mm / 2.73 In	7 days	1019 mb / 31 In

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