Merrillville Weather History Indiana, 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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Thu 24 Sep, 2026 Weather in Merrillville

Sunrise: 06:38 AM Sunset: 06:43 PM	Moonrise: 05:50 PM Moonset: 04:36 AM	Max: 20.3 °c	Min: 13.3 °c	Avg: 16.4 °c	Precip: 0.00 mm	Max Wind: 14.4 kph

	Thu 24 0:00 am	Thu 24 3:00 am	Thu 24 6:00 am	Thu 24 9:00 am	Thu 24 12:00 pm	Thu 24 3:00 pm	Thu 24 6:00 pm	Thu 24 9:00 pm
Icon
Temp	14.0°c	13.6°c	13.9°c	14.7°c	19.3°c	19.6°c	17.5°c	17.4°c
Wind	9.0 kmph	10.8 kmph	10.1 kmph	11.5 kmph	13.3 kmph	11.9 kmph	7.6 kmph	6.8 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	82%	9%	100%	100%	17%	100%	100%	100%
Humidity	74%	73%	63%	70%	65%	68%	81%	81%
Pressure	1026 mb	1026 mb	1026 mb	1027 mb	1026 mb	1025 mb	1025 mb	1025 mb

Merrillville 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	105 hours	60.43 mm / 2.38 In	10 days	1020 mb / 31 In
February	1°C / 35°F	-6°C / 22°F	-2°C / 28°F	110 hours	66.02 mm / 2.60 In	8 days	1019 mb / 31 In
March	9°C / 47°F	0°C / 33°F	4°C / 40°F	135 hours	106.50 mm / 4.19 In	8 days	1018 mb / 31 In
April	14°C / 58°F	5°C / 42°F	10°C / 49°F	137 hours	155.89 mm / 6.14 In	8 days	1014 mb / 30 In
May	20°C / 69°F	11°C / 52°F	16°C / 60°F	169 hours	147.88 mm / 5.82 In	10 days	1015 mb / 30 In
June	26°C / 79°F	17°C / 62°F	21°C / 70°F	201 hours	162.61 mm / 6.40 In	9 days	1013 mb / 30 In
July	28°C / 82°F	19°C / 66°F	23°C / 74°F	205 hours	119.68 mm / 4.71 In	8 days	1015 mb / 30 In
August	27°C / 81°F	18°C / 65°F	22°C / 72°F	214 hours	123.75 mm / 4.87 In	8 days	1015 mb / 30 In
September	24°C / 76°F	15°C / 59°F	19°C / 67°F	217 hours	74.47 mm / 2.93 In	6 days	1017 mb / 31 In
October	17°C / 62°F	9°C / 48°F	13°C / 55°F	174 hours	108.16 mm / 4.26 In	8 days	1016 mb / 30 In
November	9°C / 48°F	2°C / 36°F	5°C / 42°F	163 hours	77.12 mm / 3.04 In	6 days	1019 mb / 31 In
December	3°C / 37°F	-3°C / 27°F	0°C / 32°F	113 hours	69.82 mm / 2.75 In	8 days	1019 mb / 31 In

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