Buffalo Grove Weather History Illinois, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Tue 12 May, 2026 Weather in Buffalo Grove

Sunrise: 05:34 AM Sunset: 08:03 PM	Moonrise: 03:05 AM Moonset: 03:21 PM	Max: 21.0 °c	Min: 5.8 °c	Avg: 14.0 °c	Precip: 0.90 mm	Max Wind: 29.2 kph

	Tue 12 0:00 am	Tue 12 3:00 am	Tue 12 6:00 am	Tue 12 9:00 am	Tue 12 12:00 pm	Tue 12 3:00 pm	Tue 12 6:00 pm	Tue 12 9:00 pm
Icon
Temp	7.3°c	5.8°c	7.1°c	12.2°c	18.4°c	20.4°c	19.5°c	17.5°c
Wind	10.4 kmph	10.8 kmph	13.3 kmph	16.5 kmph	23.8 kmph	29.2 kmph	25.2 kmph	19.1 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.10 mm
Cloud	4%	4%	100%	71%	73%	81%	73%	89%
Humidity	55%	53%	40%	55%	77%	50%	77%	83%
Pressure	1024 mb	1022 mb	1021 mb	1019 mb	1015 mb	1011 mb	1009 mb	1009 mb

Buffalo Grove Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-2°C / 29°F	-8°C / 18°F	-5°C / 23°F	114 hours	58.68 mm / 2.31 In	8 days	1019 mb / 31 In
February	0°C / 33°F	-7°C / 20°F	-3°C / 27°F	117 hours	64.83 mm / 2.55 In	7 days	1019 mb / 31 In
March	7°C / 45°F	0°C / 31°F	3°C / 38°F	137 hours	94.46 mm / 3.72 In	7 days	1018 mb / 31 In
April	13°C / 55°F	4°C / 40°F	9°C / 47°F	134 hours	149.81 mm / 5.90 In	9 days	1014 mb / 30 In
May	19°C / 66°F	10°C / 51°F	15°C / 58°F	179 hours	145.90 mm / 5.74 In	10 days	1015 mb / 30 In
June	25°C / 77°F	16°C / 61°F	20°C / 69°F	214 hours	149.21 mm / 5.87 In	9 days	1013 mb / 30 In
July	27°C / 81°F	19°C / 66°F	23°C / 74°F	232 hours	112.33 mm / 4.42 In	8 days	1015 mb / 30 In
August	27°C / 80°F	19°C / 66°F	23°C / 73°F	235 hours	106.98 mm / 4.21 In	8 days	1015 mb / 30 In
September	24°C / 74°F	15°C / 60°F	19°C / 67°F	227 hours	85.44 mm / 3.36 In	6 days	1017 mb / 31 In
October	16°C / 61°F	9°C / 48°F	12°C / 54°F	168 hours	105.23 mm / 4.14 In	7 days	1016 mb / 30 In
November	8°C / 47°F	2°C / 35°F	5°C / 41°F	168 hours	76.39 mm / 3.01 In	5 days	1019 mb / 31 In
December	2°C / 36°F	-3°C / 26°F	-1°C / 31°F	119 hours	70.83 mm / 2.79 In	7 days	1019 mb / 31 In

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