Groton August Weather Averages Connecticut, United States of America

August Weather Averages for Groton

High Temp	26°C	79°F
Low Temp	19°C	66°F
Avg Temp	22°C	72°F
Sunshine Hours	238 hours
Rainfall	117.92 mm	4.64 In
Rain days	7 days
Pressure	1015 mb	30 In

Groton August Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2009	26°C / 79°F	20°C / 68°F	23°C / 73°F	285 hours	135.26 mm / 5.33 In	6 days	1016 mb / 30 In
2010	26°C / 79°F	19°C / 66°F	22°C / 72°F	255 hours	87.89 mm / 3.46 In	5 days	1015 mb / 30 In
2011	26°C / 79°F	19°C / 66°F	22°C / 72°F	271 hours	234.58 mm / 9.24 In	9 days	1011 mb / 30 In
2012	26°C / 80°F	20°C / 67°F	23°C / 73°F	259 hours	86.97 mm / 3.42 In	8 days	1015 mb / 30 In
2013	25°C / 77°F	18°C / 64°F	21°C / 70°F	244 hours	118.71 mm / 4.67 In	9 days	1016 mb / 30 In
2014	25°C / 76°F	17°C / 63°F	21°C / 69°F	260 hours	135.49 mm / 5.33 In	6 days	1016 mb / 30 In
2015	27°C / 81°F	19°C / 66°F	23°C / 74°F	297 hours	45.15 mm / 1.78 In	1 days	1015 mb / 30 In
2016	28°C / 82°F	20°C / 68°F	24°C / 74°F	268 hours	88.52 mm / 3.49 In	8 days	1017 mb / 31 In
2017	26°C / 79°F	18°C / 65°F	22°C / 71°F	251 hours	117.02 mm / 4.61 In	9 days	1017 mb / 30 In
2018	28°C / 82°F	21°C / 69°F	24°C / 75°F	210 hours	119.08 mm / 4.69 In	12 days	1016 mb / 30 In
2019	27°C / 80°F	18°C / 65°F	22°C / 72°F	260 hours	129.04 mm / 5.08 In	6 days	1015 mb / 30 In
2020	27°C / 80°F	20°C / 68°F	23°C / 73°F	185 hours	82.81 mm / 3.26 In	9 days	1014 mb / 30 In
2021	26°C / 79°F	20°C / 68°F	23°C / 73°F	192 hours	107.20 mm / 4.22 In	10 days	1017 mb / 31 In
2022	28°C / 82°F	20°C / 68°F	24°C / 74°F	196 hours	67.00 mm / 2.64 In	9 days	1016 mb / 30 In
2023	26°C / 78°F	18°C / 65°F	22°C / 71°F	166 hours	225.35 mm / 8.87 In	8 days	1013 mb / 30 In
2024	24°C / 76°F	18°C / 64°F	21°C / 70°F	202 hours	106.68 mm / 4.20 In	1 days	1016 mb / 30 In

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