Decorah September Weather Averages United States of America

September Weather Averages for Decorah

High Temp	23°C	73°F
Low Temp	12°C	54°F
Avg Temp	17°C	63°F
Sunshine Hours	222 hours
Rainfall	95.53 mm	3.76 In
Rain days	5 days
Pressure	1016 mb	30 In

Decorah September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	22°C / 72°F	12°C / 54°F	17°C / 62°F	238 hours	51.07 mm / 2.01 In	7 days	1018 mb / 31 In
2009	22°C / 72°F	12°C / 53°F	17°C / 62°F	256 hours	27.26 mm / 1.07 In	3 days	1019 mb / 31 In
2010	20°C / 68°F	11°C / 52°F	15°C / 59°F	180 hours	122.12 mm / 4.81 In	7 days	1014 mb / 30 In
2011	18°C / 65°F	10°C / 50°F	14°C / 57°F	191 hours	73.69 mm / 2.90 In	4 days	1016 mb / 30 In
2012	22°C / 71°F	10°C / 50°F	16°C / 60°F	274 hours	33.57 mm / 1.32 In	4 days	1016 mb / 30 In
2013	23°C / 74°F	12°C / 54°F	18°C / 64°F	241 hours	63.86 mm / 2.51 In	6 days	1015 mb / 30 In
2014	21°C / 69°F	10°C / 51°F	15°C / 60°F	230 hours	140.01 mm / 5.51 In	7 days	1017 mb / 31 In
2015	24°C / 76°F	14°C / 58°F	19°C / 66°F	195 hours	72.70 mm / 2.86 In	6 days	1017 mb / 30 In
2016	22°C / 72°F	14°C / 57°F	18°C / 64°F	203 hours	174.46 mm / 6.87 In	7 days	1017 mb / 31 In
2017	24°C / 75°F	13°C / 55°F	18°C / 65°F	290 hours	58.89 mm / 2.32 In	4 days	1017 mb / 30 In
2018	21°C / 70°F	13°C / 55°F	17°C / 62°F	182 hours	223.36 mm / 8.79 In	11 days	1018 mb / 31 In
2019	23°C / 73°F	14°C / 58°F	18°C / 65°F	170 hours	216.78 mm / 8.53 In	8 days	1015 mb / 30 In
2020	20°C / 67°F	11°C / 52°F	15°C / 59°F	170 hours	125.61 mm / 4.95 In	8 days	1017 mb / 31 In
2021	25°C / 76°F	13°C / 56°F	19°C / 66°F	257 hours	48.50 mm / 1.91 In	5 days	1014 mb / 30 In
2022	23°C / 73°F	13°C / 55°F	17°C / 63°F	247 hours	39.10 mm / 1.54 In	1 days	1016 mb / 30 In
2023	29°C / 83°F	12°C / 54°F	20°C / 68°F	194 hours	50.93 mm / 2.01 In	1 days	1015 mb / 30 In
2024	25°C / 76°F	12°C / 54°F	18°C / 64°F	264 hours	57.67 mm / 2.27 In	0 days	1017 mb / 31 In

Hotels Near Decorah

Cities Near Decorah

Quick and Easy Signup for Weather API

WeatherAPI.com makes it super easy to integrate our realtime, daily, hourly and 15 min interval weather forecast data, historical weather, marine weather, bulk request, air quality data, autocomplete, time zone, astronomy and sports data into your new or existing project.

Get Started