Atascadero September Weather Averages California, United States of America

September Weather Averages for Atascadero

High Temp	29°C	84°F
Low Temp	15°C	59°F
Avg Temp	21°C	70°F
Sunshine Hours	340 hours
Rainfall	2.86 mm	0.11 In
Rain days	0 days
Pressure	1013 mb	30 In

Atascadero September Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	29°C / 85°F	15°C / 59°F	21°C / 70°F	360 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2009	31°C / 88°F	17°C / 62°F	23°C / 73°F	347 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2010	29°C / 84°F	14°C / 57°F	20°C / 68°F	360 hours	0.00 mm / 0.00 In	0 days	1012 mb / 30 In
2011	27°C / 81°F	16°C / 60°F	21°C / 69°F	349 hours	5.07 mm / 0.20 In	2 days	1014 mb / 30 In
2012	28°C / 83°F	16°C / 60°F	21°C / 70°F	350 hours	0.50 mm / 0.02 In	0 days	1014 mb / 30 In
2013	28°C / 82°F	16°C / 60°F	21°C / 69°F	354 hours	0.10 mm / 0.00 In	0 days	1012 mb / 30 In
2014	27°C / 81°F	16°C / 60°F	20°C / 69°F	347 hours	0.60 mm / 0.02 In	0 days	1011 mb / 30 In
2015	30°C / 85°F	17°C / 63°F	22°C / 72°F	320 hours	3.50 mm / 0.14 In	0 days	1012 mb / 30 In
2016	27°C / 81°F	15°C / 58°F	20°C / 68°F	355 hours	0.00 mm / 0.00 In	0 days	1014 mb / 30 In
2017	27°C / 81°F	16°C / 61°F	21°C / 69°F	331 hours	4.75 mm / 0.19 In	1 days	1013 mb / 30 In
2018	28°C / 82°F	15°C / 59°F	20°C / 68°F	353 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2019	28°C / 82°F	14°C / 57°F	20°C / 68°F	336 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2020	31°C / 88°F	17°C / 62°F	24°C / 75°F	354 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2021	29°C / 85°F	14°C / 58°F	21°C / 70°F	358 hours	0.00 mm / 0.00 In	0 days	1013 mb / 30 In
2022	31°C / 87°F	17°C / 63°F	23°C / 73°F	317 hours	27.60 mm / 1.09 In	2 days	1011 mb / 30 In
2023	28°C / 82°F	11°C / 53°F	18°C / 64°F	289 hours	3.71 mm / 0.15 In	0 days	1014 mb / 30 In
2024	30°C / 87°F	14°C / 58°F	21°C / 70°F	321 hours	0.01 mm / 0.00 In	0 days	1011 mb / 30 In

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