Wellesley 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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Sat 18 Apr, 2026 Weather in Wellesley

Sunrise: 06:00 AM Sunset: 07:31 PM	Moonrise: 06:14 AM Moonset: 09:33 PM	Max: 11.7 °c	Min: 6.3 °c	Avg: 8.8 °c	Precip: 0.00 mm	Max Wind: 14.4 kph

	Sat 18 0:00 am	Sat 18 3:00 am	Sat 18 6:00 am	Sat 18 9:00 am	Sat 18 12:00 pm	Sat 18 3:00 pm	Sat 18 6:00 pm	Sat 18 9:00 pm
Icon
Temp	11.7°c	10.4°c	9.6°c	9.4°c	9.0°c	7.8°c	6.6°c	6.3°c
Wind	6.1 kmph	10.4 kmph	10.8 kmph	11.9 kmph	14.4 kmph	13.7 kmph	9.7 kmph	6.1 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	33%	80%	100%	100%	100%	100%	100%	100%
Humidity	92%	96%	97%	93%	88%	90%	95%	95%
Pressure	1016 mb	1017 mb	1018 mb	1019 mb	1018 mb	1017 mb	1016 mb	1015 mb

Wellesley Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	1°C / 34°F	-6°C / 22°F	-2°C / 28°F	177 hours	99.17 mm / 3.90 In	7 days	1016 mb / 30 In
February	3°C / 37°F	-5°C / 22°F	-1°C / 30°F	146 hours	107.69 mm / 4.24 In	7 days	1016 mb / 30 In
March	7°C / 45°F	-1°C / 30°F	3°C / 37°F	152 hours	134.77 mm / 5.31 In	8 days	1017 mb / 30 In
April	14°C / 57°F	4°C / 40°F	9°C / 48°F	152 hours	106.94 mm / 4.21 In	8 days	1015 mb / 30 In
May	20°C / 68°F	10°C / 50°F	15°C / 59°F	178 hours	102.41 mm / 4.03 In	8 days	1016 mb / 30 In
June	25°C / 77°F	14°C / 58°F	19°C / 67°F	184 hours	113.73 mm / 4.48 In	9 days	1013 mb / 30 In
July	29°C / 84°F	18°C / 65°F	23°C / 74°F	210 hours	115.93 mm / 4.56 In	9 days	1014 mb / 30 In
August	28°C / 82°F	18°C / 64°F	22°C / 72°F	223 hours	100.02 mm / 3.94 In	8 days	1015 mb / 30 In
September	23°C / 74°F	14°C / 57°F	18°C / 65°F	207 hours	94.80 mm / 3.73 In	6 days	1018 mb / 31 In
October	17°C / 62°F	9°C / 47°F	12°C / 54°F	176 hours	128.32 mm / 5.05 In	8 days	1017 mb / 31 In
November	10°C / 50°F	2°C / 36°F	6°C / 43°F	203 hours	98.53 mm / 3.88 In	6 days	1018 mb / 31 In
December	4°C / 40°F	-2°C / 29°F	1°C / 34°F	175 hours	139.67 mm / 5.50 In	8 days	1017 mb / 31 In

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