Waltham 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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Wed 23 Apr, 2025 Weather in Waltham

Sunrise: 05:51 AM Sunset: 07:36 PM	Moonrise: 03:46 AM Moonset: 02:39 PM	Max: 19.0 °c	Min: 8.1 °c	Avg: 13.5 °c	Precip: 0.00 mm	Max Wind: 18.0 kph

	Wed 23 0:00 am	Wed 23 3:00 am	Wed 23 6:00 am	Wed 23 9:00 am	Wed 23 12:00 pm	Wed 23 3:00 pm	Wed 23 6:00 pm	Wed 23 9:00 pm
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Temp	11.1°c	8.6°c	8.3°c	10.8°c	16.2°c	19.0°c	17.9°c	16.1°c
Wind	14.8 kmph	10.4 kmph	9.7 kmph	11.2 kmph	13.0 kmph	16.6 kmph	12.6 kmph	7.6 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	21%	10%	10%	0%	0%	0%	0%	0%
Humidity	59%	66%	64%	53%	41%	35%	36%	43%
Pressure	1018 mb	1019 mb	1021 mb	1022 mb	1022 mb	1021 mb	1022 mb	1024 mb

Waltham Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	1°C / 34°F	-5°C / 22°F	-2°C / 28°F	178 hours	90.58 mm / 3.57 In	7 days	1016 mb / 30 In
February	3°C / 37°F	-5°C / 23°F	-1°C / 30°F	149 hours	93.45 mm / 3.68 In	7 days	1016 mb / 30 In
March	7°C / 45°F	-1°C / 30°F	3°C / 37°F	153 hours	111.90 mm / 4.41 In	7 days	1016 mb / 30 In
April	13°C / 56°F	4°C / 40°F	9°C / 48°F	153 hours	95.93 mm / 3.78 In	8 days	1015 mb / 30 In
May	19°C / 67°F	10°C / 50°F	15°C / 58°F	186 hours	71.79 mm / 2.83 In	7 days	1016 mb / 30 In
June	24°C / 75°F	14°C / 58°F	19°C / 67°F	190 hours	95.66 mm / 3.77 In	9 days	1013 mb / 30 In
July	28°C / 82°F	18°C / 65°F	23°C / 73°F	216 hours	108.23 mm / 4.26 In	9 days	1014 mb / 30 In
August	27°C / 81°F	18°C / 64°F	22°C / 72°F	231 hours	94.79 mm / 3.73 In	8 days	1015 mb / 30 In
September	23°C / 73°F	14°C / 58°F	18°C / 65°F	210 hours	90.29 mm / 3.55 In	6 days	1018 mb / 31 In
October	16°C / 61°F	9°C / 48°F	13°C / 55°F	176 hours	105.83 mm / 4.17 In	7 days	1017 mb / 31 In
November	10°C / 50°F	3°C / 37°F	6°C / 43°F	201 hours	93.22 mm / 3.67 In	6 days	1018 mb / 31 In
December	4°C / 40°F	-1°C / 29°F	1°C / 35°F	173 hours	123.60 mm / 4.87 In	8 days	1017 mb / 31 In

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