Acton May Weather Averages Massachusetts, United States of America

May Weather Averages for Acton

High Temp	20°C	68°F
Low Temp	10°C	49°F
Avg Temp	15°C	58°F
Sunshine Hours	179 hours
Rainfall	76.57 mm	3.01 In
Rain days	8 days
Pressure	1016 mb	30 In

Acton May Averages Year by Year

Year	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
2008	18°C / 64°F	8°C / 46°F	13°C / 55°F	182 hours	45.90 mm / 1.81 In	6 days	1010 mb / 30 In
2009	19°C / 66°F	10°C / 49°F	14°C / 57°F	197 hours	77.00 mm / 3.03 In	11 days	1017 mb / 31 In
2010	22°C / 71°F	11°C / 51°F	16°C / 61°F	254 hours	49.55 mm / 1.95 In	6 days	1015 mb / 30 In
2011	19°C / 67°F	10°C / 50°F	14°C / 58°F	147 hours	103.90 mm / 4.09 In	12 days	1016 mb / 30 In
2012	21°C / 69°F	12°C / 53°F	16°C / 60°F	147 hours	87.16 mm / 3.43 In	11 days	1017 mb / 30 In
2013	21°C / 69°F	8°C / 47°F	14°C / 58°F	209 hours	110.35 mm / 4.34 In	10 days	1017 mb / 31 In
2014	19°C / 67°F	9°C / 47°F	14°C / 57°F	146 hours	57.68 mm / 2.27 In	7 days	1016 mb / 30 In
2015	24°C / 75°F	11°C / 51°F	17°C / 63°F	244 hours	39.70 mm / 1.56 In	3 days	1020 mb / 31 In
2016	19°C / 66°F	9°C / 49°F	14°C / 57°F	162 hours	73.97 mm / 2.91 In	9 days	1015 mb / 30 In
2017	18°C / 64°F	8°C / 47°F	13°C / 55°F	108 hours	119.70 mm / 4.71 In	10 days	1013 mb / 30 In
2018	23°C / 73°F	12°C / 53°F	17°C / 62°F	216 hours	70.00 mm / 2.76 In	6 days	1017 mb / 31 In
2019	18°C / 65°F	9°C / 48°F	13°C / 56°F	151 hours	80.81 mm / 3.18 In	11 days	1015 mb / 30 In
2020	18°C / 65°F	8°C / 47°F	13°C / 56°F	167 hours	49.72 mm / 1.96 In	3 days	1015 mb / 30 In
2021	19°C / 66°F	10°C / 49°F	14°C / 57°F	149 hours	107.55 mm / 4.23 In	9 days	1017 mb / 31 In
2022	22°C / 71°F	10°C / 50°F	16°C / 60°F	201 hours	38.00 mm / 1.50 In	5 days	1018 mb / 31 In
2023	21°C / 69°F	8°C / 46°F	14°C / 57°F	258 hours	103.45 mm / 4.07 In	6 days	1016 mb / 30 In
2024	20°C / 69°F	10°C / 50°F	15°C / 59°F	113 hours	56.63 mm / 2.23 In	4 days	1014 mb / 30 In

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