Harwich 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.
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Fri 26 Sep, 2025 Weather in Harwich

Sunrise: 06:32 AM Sunset: 06:30 PM	Moonrise: 11:27 AM Moonset: 08:28 PM	Max: 22.3 °c	Min: 19.1 °c	Avg: 20.8 °c	Precip: 3.10 mm	Max Wind: 33.8 kph

	Fri 26 0:00 am	Fri 26 3:00 am	Fri 26 6:00 am	Fri 26 9:00 am	Fri 26 12:00 pm	Fri 26 3:00 pm	Fri 26 6:00 pm	Fri 26 9:00 pm
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Temp	20.5°c	20.3°c	20.4°c	20.5°c	21.5°c	22.3°c	21.3°c	19.5°c
Wind	31.0 kmph	32.0 kmph	22.0 kmph	18.0 kmph	15.8 kmph	6.1 kmph	13.3 kmph	14.0 kmph
Precip	0.50 mm	0.50 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	100%	100%	87%	87%	77%	41%	30%	52%
Humidity	98%	97%	96%	96%	89%	83%	88%	95%
Pressure	1008 mb	1007 mb	1007 mb	1008 mb	1009 mb	1008 mb	1009 mb	1010 mb

Harwich Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	4°C / 39°F	0°C / 31°F	2°C / 35°F	146 hours	127.30 mm / 5.01 In	8 days	1015 mb / 30 In
February	4°C / 39°F	0°C / 31°F	2°C / 35°F	128 hours	125.45 mm / 4.94 In	8 days	1016 mb / 30 In
March	6°C / 42°F	2°C / 36°F	4°C / 39°F	154 hours	133.60 mm / 5.26 In	8 days	1016 mb / 30 In
April	9°C / 48°F	6°C / 43°F	7°C / 45°F	167 hours	120.26 mm / 4.73 In	7 days	1015 mb / 30 In
May	13°C / 56°F	10°C / 51°F	12°C / 53°F	177 hours	104.33 mm / 4.11 In	7 days	1016 mb / 30 In
June	18°C / 64°F	15°C / 60°F	17°C / 62°F	200 hours	101.39 mm / 3.99 In	7 days	1014 mb / 30 In
July	22°C / 72°F	20°C / 68°F	21°C / 70°F	229 hours	89.95 mm / 3.54 In	6 days	1014 mb / 30 In
August	22°C / 72°F	20°C / 68°F	21°C / 70°F	244 hours	95.77 mm / 3.77 In	6 days	1016 mb / 30 In
September	20°C / 68°F	17°C / 63°F	19°C / 66°F	216 hours	131.97 mm / 5.20 In	6 days	1018 mb / 31 In
October	16°C / 60°F	13°C / 55°F	14°C / 58°F	183 hours	146.39 mm / 5.76 In	7 days	1017 mb / 30 In
November	11°C / 52°F	7°C / 45°F	9°C / 49°F	178 hours	119.39 mm / 4.70 In	7 days	1018 mb / 31 In
December	7°C / 45°F	3°C / 38°F	5°C / 41°F	138 hours	147.94 mm / 5.82 In	9 days	1017 mb / 31 In

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