Butte September Weather Averages Montana, United States of America

September Weather Averages for Butte

High Temp	19°C	67°F
Low Temp	6°C	42°F
Avg Temp	12°C	54°F
Sunshine Hours	266 hours
Rainfall	52.67 mm	2.07 In
Rain days	5 days
Pressure	1015 mb	30 In

Butte September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	17°C / 62°F	3°C / 38°F	10°C / 49°F	236 hours	44.31 mm / 1.74 In	4 days	1018 mb / 31 In
2009	21°C / 71°F	6°C / 43°F	14°C / 57°F	307 hours	17.17 mm / 0.68 In	2 days	1017 mb / 30 In
2010	18°C / 64°F	4°C / 39°F	11°C / 51°F	257 hours	58.30 mm / 2.30 In	8 days	1015 mb / 30 In
2011	22°C / 71°F	6°C / 44°F	14°C / 57°F	325 hours	14.20 mm / 0.56 In	2 days	1018 mb / 31 In
2012	21°C / 70°F	6°C / 43°F	13°C / 56°F	322 hours	7.43 mm / 0.29 In	3 days	1018 mb / 31 In
2013	18°C / 64°F	6°C / 42°F	12°C / 53°F	236 hours	103.57 mm / 4.08 In	11 days	1013 mb / 30 In
2014	18°C / 65°F	5°C / 41°F	11°C / 52°F	269 hours	29.89 mm / 1.18 In	5 days	1015 mb / 30 In
2015	20°C / 68°F	6°C / 43°F	13°C / 55°F	239 hours	67.21 mm / 2.65 In	5 days	1014 mb / 30 In
2016	16°C / 61°F	4°C / 40°F	10°C / 50°F	246 hours	46.97 mm / 1.85 In	5 days	1017 mb / 30 In
2017	17°C / 63°F	4°C / 40°F	11°C / 51°F	238 hours	65.30 mm / 2.57 In	9 days	1016 mb / 30 In
2018	18°C / 64°F	4°C / 40°F	11°C / 52°F	269 hours	27.17 mm / 1.07 In	3 days	1015 mb / 30 In
2019	16°C / 62°F	6°C / 42°F	11°C / 52°F	202 hours	78.66 mm / 3.10 In	9 days	1014 mb / 30 In
2020	21°C / 70°F	6°C / 42°F	13°C / 56°F	302 hours	21.70 mm / 0.85 In	2 days	1018 mb / 31 In
2021	22°C / 71°F	6°C / 43°F	14°C / 57°F	292 hours	7.53 mm / 0.30 In	2 days	1014 mb / 30 In
2022	22°C / 72°F	8°C / 47°F	15°C / 58°F	229 hours	45.27 mm / 1.78 In	8 days	1015 mb / 30 In
2023	19°C / 67°F	6°C / 44°F	12°C / 54°F	247 hours	88.34 mm / 3.48 In	7 days	1014 mb / 30 In
2024	22°C / 71°F	8°C / 46°F	14°C / 57°F	274 hours	164.06 mm / 6.46 In	6 days	1013 mb / 30 In

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