Hyannis August Weather Averages Massachusetts, United States of America

August Weather Averages for Hyannis

High Temp	23°C	74°F
Low Temp	20°C	68°F
Avg Temp	22°C	71°F
Sunshine Hours	243 hours
Rainfall	98.14 mm	3.86 In
Rain days	6 days
Pressure	1016 mb	30 In

Hyannis August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	23°C / 73°F	20°C / 68°F	21°C / 71°F	276 hours	129.03 mm / 5.08 In	7 days	1016 mb / 30 In
2010	22°C / 72°F	20°C / 68°F	21°C / 70°F	272 hours	153.27 mm / 6.03 In	6 days	1015 mb / 30 In
2011	22°C / 71°F	20°C / 68°F	21°C / 69°F	253 hours	140.69 mm / 5.54 In	6 days	1011 mb / 30 In
2012	23°C / 74°F	21°C / 70°F	22°C / 72°F	272 hours	56.63 mm / 2.23 In	8 days	1015 mb / 30 In
2013	21°C / 71°F	19°C / 66°F	20°C / 68°F	239 hours	83.16 mm / 3.27 In	6 days	1016 mb / 30 In
2014	21°C / 70°F	19°C / 66°F	20°C / 68°F	282 hours	88.97 mm / 3.50 In	6 days	1016 mb / 30 In
2015	23°C / 74°F	21°C / 70°F	22°C / 72°F	293 hours	44.48 mm / 1.75 In	4 days	1015 mb / 30 In
2016	23°C / 74°F	21°C / 71°F	23°C / 73°F	331 hours	44.60 mm / 1.76 In	5 days	1017 mb / 31 In
2017	22°C / 71°F	20°C / 68°F	21°C / 70°F	276 hours	85.21 mm / 3.35 In	8 days	1017 mb / 31 In
2018	24°C / 75°F	21°C / 70°F	22°C / 72°F	218 hours	81.96 mm / 3.23 In	9 days	1016 mb / 30 In
2019	23°C / 73°F	21°C / 70°F	22°C / 71°F	265 hours	80.74 mm / 3.18 In	7 days	1014 mb / 30 In
2020	24°C / 76°F	20°C / 69°F	22°C / 72°F	193 hours	69.02 mm / 2.72 In	6 days	1014 mb / 30 In
2021	25°C / 77°F	21°C / 70°F	23°C / 73°F	189 hours	122.38 mm / 4.82 In	7 days	1017 mb / 31 In
2022	25°C / 77°F	20°C / 69°F	22°C / 72°F	185 hours	37.00 mm / 1.46 In	6 days	1016 mb / 30 In
2023	24°C / 75°F	19°C / 66°F	21°C / 70°F	184 hours	299.05 mm / 11.77 In	11 days	1013 mb / 30 In
2024	24°C / 75°F	19°C / 67°F	21°C / 71°F	229 hours	100.50 mm / 3.96 In	2 days	1016 mb / 30 In
2025	23°C / 74°F	18°C / 65°F	20°C / 69°F	180 hours	51.70 mm / 2.04 In	0 days	1020 mb / 31 In

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