Decorah Weather History United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Thu 18 Sep, 2025 Weather in Decorah

Sunrise: 06:50 AM Sunset: 07:11 PM	Moonrise: 03:14 AM Moonset: 06:00 PM	Max: 25.7 °c	Min: 17.2 °c	Avg: 20.9 °c	Precip: 3.60 mm	Max Wind: 16.2 kph

	Thu 18 0:00 am	Thu 18 3:00 am	Thu 18 6:00 am	Thu 18 9:00 am	Thu 18 12:00 pm	Thu 18 3:00 pm	Thu 18 6:00 pm	Thu 18 9:00 pm
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Temp	19.8°c	18.5°c	17.2°c	20.5°c	22.7°c	25.7°c	22.9°c	19.8°c
Wind	9.0 kmph	10.4 kmph	5.0 kmph	9.4 kmph	14.8 kmph	13.3 kmph	6.8 kmph	10.4 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.90 mm	0.30 mm	0.00 mm	0.00 mm
Cloud	27%	16%	79%	60%	77%	78%	27%	6%
Humidity	92%	96%	98%	95%	87%	66%	76%	86%
Pressure	1017 mb	1017 mb	1017 mb	1018 mb	1018 mb	1017 mb	1017 mb	1018 mb

Decorah Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-5°C / 23°F	-12°C / 10°F	-8°C / 17°F	101 hours	31.11 mm / 1.22 In	7 days	1020 mb / 31 In
February	-3°C / 27°F	-11°C / 13°F	-7°C / 20°F	101 hours	36.14 mm / 1.42 In	6 days	1020 mb / 31 In
March	6°C / 42°F	-3°C / 27°F	1°C / 35°F	132 hours	80.93 mm / 3.19 In	7 days	1018 mb / 31 In
April	12°C / 54°F	3°C / 37°F	7°C / 45°F	131 hours	133.47 mm / 5.25 In	9 days	1014 mb / 30 In
May	19°C / 66°F	9°C / 49°F	14°C / 58°F	164 hours	148.27 mm / 5.84 In	9 days	1014 mb / 30 In
June	24°C / 76°F	15°C / 60°F	20°C / 68°F	188 hours	188.56 mm / 7.42 In	10 days	1012 mb / 30 In
July	26°C / 79°F	17°C / 63°F	22°C / 71°F	214 hours	123.89 mm / 4.88 In	7 days	1014 mb / 30 In
August	26°C / 78°F	16°C / 61°F	21°C / 69°F	234 hours	112.84 mm / 4.44 In	7 days	1015 mb / 30 In
September	23°C / 73°F	12°C / 54°F	17°C / 63°F	222 hours	95.53 mm / 3.76 In	5 days	1016 mb / 30 In
October	14°C / 58°F	5°C / 42°F	10°C / 49°F	184 hours	108.18 mm / 4.26 In	6 days	1016 mb / 30 In
November	6°C / 43°F	-1°C / 30°F	2°C / 36°F	170 hours	66.41 mm / 2.61 In	5 days	1018 mb / 31 In
December	-1°C / 30°F	-7°C / 19°F	-4°C / 25°F	123 hours	57.69 mm / 2.27 In	8 days	1019 mb / 31 In

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