Fort Collins September Weather Averages Colorado, United States of America

September Weather Averages for Fort Collins

High Temp	24°C	76°F
Low Temp	10°C	50°F
Avg Temp	17°C	63°F
Sunshine Hours	290 hours
Rainfall	42.03 mm	1.65 In
Rain days	4 days
Pressure	1015 mb	30 In

Fort Collins September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	23°C / 73°F	9°C / 48°F	16°C / 60°F	307 hours	28.84 mm / 1.14 In	4 days	1017 mb / 31 In
2010	25°C / 78°F	8°C / 47°F	17°C / 62°F	345 hours	1.30 mm / 0.05 In	0 days	1015 mb / 30 In
2011	22°C / 71°F	9°C / 47°F	15°C / 59°F	286 hours	47.40 mm / 1.87 In	7 days	1018 mb / 31 In
2012	23°C / 74°F	10°C / 49°F	17°C / 62°F	309 hours	44.30 mm / 1.74 In	6 days	1018 mb / 31 In
2013	22°C / 72°F	10°C / 51°F	16°C / 61°F	260 hours	189.14 mm / 7.45 In	10 days	1013 mb / 30 In
2014	22°C / 72°F	9°C / 48°F	16°C / 60°F	283 hours	38.04 mm / 1.50 In	5 days	1015 mb / 30 In
2015	25°C / 78°F	11°C / 52°F	18°C / 65°F	285 hours	4.20 mm / 0.17 In	1 days	1015 mb / 30 In
2016	23°C / 73°F	8°C / 47°F	16°C / 60°F	306 hours	20.60 mm / 0.81 In	7 days	1016 mb / 30 In
2017	21°C / 71°F	10°C / 49°F	16°C / 60°F	239 hours	57.30 mm / 2.26 In	7 days	1015 mb / 30 In
2018	24°C / 75°F	11°C / 51°F	17°C / 63°F	299 hours	6.00 mm / 0.24 In	1 days	1015 mb / 30 In
2019	25°C / 77°F	11°C / 52°F	18°C / 65°F	319 hours	21.12 mm / 0.83 In	4 days	1013 mb / 30 In
2020	24°C / 76°F	9°C / 49°F	17°C / 62°F	285 hours	39.25 mm / 1.55 In	4 days	1018 mb / 31 In
2021	27°C / 81°F	12°C / 53°F	19°C / 67°F	302 hours	13.30 mm / 0.52 In	3 days	1013 mb / 30 In
2022	27°C / 80°F	12°C / 53°F	19°C / 66°F	261 hours	41.70 mm / 1.64 In	6 days	1015 mb / 30 In
2023	27°C / 80°F	11°C / 53°F	18°C / 65°F	287 hours	14.96 mm / 0.59 In	0 days	1013 mb / 30 In
2024	27°C / 81°F	13°C / 55°F	20°C / 67°F	274 hours	105.06 mm / 4.14 In	3 days	1013 mb / 30 In

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