Chelsea Weather History Massachusetts, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
Yearly Monthly Averages
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Sun 27 Apr, 2025 Weather in Chelsea

Sunrise: 05:45 AM Sunset: 07:40 PM	Moonrise: 05:20 AM Moonset: 07:57 PM	Max: 10.5 °c	Min: 6.2 °c	Avg: 8.0 °c	Precip: 0.00 mm	Max Wind: 27.7 kph

	Sun 27 0:00 am	Sun 27 3:00 am	Sun 27 6:00 am	Sun 27 9:00 am	Sun 27 12:00 pm	Sun 27 3:00 pm	Sun 27 6:00 pm	Sun 27 9:00 pm
Icon
Temp	10.0°c	6.8°c	6.3°c	7.6°c	8.5°c	8.6°c	8.1°c	8.0°c
Wind	19.8 kmph	21.2 kmph	20.5 kmph	24.1 kmph	24.8 kmph	21.2 kmph	27.0 kmph	25.9 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	52%	4%	44%	88%	91%	87%	85%	92%
Humidity	83%	86%	84%	76%	69%	70%	74%	81%
Pressure	1007 mb	1007 mb	1008 mb	1009 mb	1009 mb	1011 mb	1013 mb	1016 mb

Chelsea Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	2°C / 35°F	-4°C / 24°F	-1°C / 30°F	171 hours	100.53 mm / 3.96 In	7 days	1016 mb / 30 In
February	3°C / 38°F	-4°C / 25°F	0°C / 31°F	138 hours	105.71 mm / 4.16 In	8 days	1016 mb / 30 In
March	7°C / 45°F	0°C / 32°F	3°C / 38°F	147 hours	132.07 mm / 5.20 In	7 days	1016 mb / 30 In
April	13°C / 56°F	5°C / 41°F	9°C / 48°F	153 hours	109.67 mm / 4.32 In	8 days	1015 mb / 30 In
May	19°C / 66°F	10°C / 51°F	15°C / 59°F	186 hours	82.30 mm / 3.24 In	7 days	1016 mb / 30 In
June	24°C / 75°F	15°C / 59°F	19°C / 67°F	191 hours	103.39 mm / 4.07 In	9 days	1013 mb / 30 In
July	28°C / 82°F	19°C / 66°F	23°C / 74°F	215 hours	110.63 mm / 4.36 In	8 days	1014 mb / 30 In
August	27°C / 81°F	18°C / 65°F	22°C / 72°F	227 hours	98.93 mm / 3.89 In	7 days	1015 mb / 30 In
September	23°C / 73°F	15°C / 59°F	19°C / 66°F	206 hours	99.39 mm / 3.91 In	6 days	1018 mb / 31 In
October	17°C / 63°F	10°C / 49°F	13°C / 56°F	177 hours	128.52 mm / 5.06 In	8 days	1016 mb / 30 In
November	11°C / 51°F	4°C / 38°F	7°C / 45°F	196 hours	109.03 mm / 4.29 In	6 days	1018 mb / 31 In
December	5°C / 42°F	-1°C / 31°F	2°C / 36°F	164 hours	141.98 mm / 5.59 In	8 days	1017 mb / 31 In

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