Harrisburg 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 31 Mar, 2026 Weather in Harrisburg

Sunrise: 06:41 AM Sunset: 07:16 PM	Moonrise: 06:10 PM Moonset: 05:52 AM	Max: 25.6 °c	Min: 17.5 °c	Avg: 21.3 °c	Precip: 0.00 mm	Max Wind: 34.9 kph

	Tue 31 0:00 am	Tue 31 3:00 am	Tue 31 6:00 am	Tue 31 9:00 am	Tue 31 12:00 pm	Tue 31 3:00 pm	Tue 31 6:00 pm	Tue 31 9:00 pm
Icon
Temp	18.5°c	17.8°c	17.5°c	20.7°c	25.3°c	25.3°c	23.8°c	21.3°c
Wind	24.5 kmph	24.1 kmph	25.2 kmph	31.0 kmph	34.9 kmph	32.0 kmph	28.1 kmph	21.6 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	44%	20%	45%	28%	5%	75%	94%	33%
Humidity	87%	90%	92%	80%	58%	52%	60%	74%
Pressure	1016 mb	1016 mb	1016 mb	1016 mb	1015 mb	1014 mb	1014 mb	1016 mb

Harrisburg Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	4°C / 40°F	-3°C / 26°F	0°C / 33°F	159 hours	107.60 mm / 4.24 In	7 days	1021 mb / 31 In
February	7°C / 45°F	-1°C / 30°F	3°C / 37°F	139 hours	116.45 mm / 4.58 In	6 days	1020 mb / 31 In
March	14°C / 57°F	5°C / 40°F	9°C / 48°F	155 hours	155.82 mm / 6.13 In	8 days	1018 mb / 31 In
April	19°C / 66°F	9°C / 48°F	14°C / 57°F	166 hours	210.66 mm / 8.29 In	9 days	1015 mb / 30 In
May	24°C / 75°F	15°C / 58°F	19°C / 67°F	181 hours	161.92 mm / 6.37 In	10 days	1015 mb / 30 In
June	29°C / 85°F	19°C / 67°F	24°C / 76°F	228 hours	123.76 mm / 4.87 In	8 days	1014 mb / 30 In
July	31°C / 88°F	21°C / 70°F	26°C / 78°F	230 hours	121.00 mm / 4.76 In	10 days	1015 mb / 30 In
August	30°C / 87°F	20°C / 68°F	25°C / 77°F	241 hours	96.57 mm / 3.80 In	8 days	1015 mb / 30 In
September	27°C / 81°F	17°C / 62°F	22°C / 71°F	231 hours	110.79 mm / 4.36 In	6 days	1017 mb / 30 In
October	21°C / 69°F	10°C / 51°F	15°C / 59°F	220 hours	114.46 mm / 4.51 In	6 days	1017 mb / 31 In
November	13°C / 55°F	4°C / 39°F	8°C / 47°F	206 hours	109.06 mm / 4.29 In	5 days	1021 mb / 31 In
December	8°C / 46°F	0°C / 33°F	4°C / 39°F	153 hours	121.27 mm / 4.77 In	6 days	1020 mb / 31 In

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