Saint John Weather History New Brunswick, Canada

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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
Monthly Climate Data
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Thu 21 Aug, 2025 Weather in Saint John

Sunrise: 06:33 AM Sunset: 08:21 PM	Moonrise: 04:17 AM Moonset: 07:53 PM	Max: 21.8 °c	Min: 12.2 °c	Avg: 16.0 °c	Precip: 0.00 mm	Max Wind: 7.9 kph

	Thu 21 0:00 am	Thu 21 3:00 am	Thu 21 6:00 am	Thu 21 9:00 am	Thu 21 12:00 pm	Thu 21 3:00 pm	Thu 21 6:00 pm	Thu 21 9:00 pm
Icon
Temp	12.7°c	12.3°c	13.7°c	16.1°c	18.9°c	21.3°c	18.3°c	14.7°c
Wind	5.0 kmph	3.2 kmph	1.8 kmph	0.4 kmph	2.2 kmph	3.6 kmph	4.7 kmph	6.5 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	42%	34%	37%	35%	22%	8%	22%	55%
Humidity	79%	80%	76%	71%	61%	53%	58%	63%
Pressure	1022 mb	1021 mb	1021 mb	1021 mb	1020 mb	1019 mb	1018 mb	1018 mb

Saint John Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-1°C / 30°F	-8°C / 17°F	-5°C / 24°F	114 hours	116.94 mm / 4.60 In	10 days	1013 mb / 30 In
February	-1°C / 30°F	-8°C / 17°F	-4°C / 24°F	90 hours	114.43 mm / 4.51 In	8 days	1014 mb / 30 In
March	2°C / 36°F	-4°C / 25°F	-1°C / 31°F	107 hours	138.89 mm / 5.47 In	9 days	1015 mb / 30 In
April	8°C / 46°F	1°C / 34°F	5°C / 40°F	120 hours	137.85 mm / 5.43 In	8 days	1014 mb / 30 In
May	13°C / 56°F	6°C / 43°F	10°C / 49°F	143 hours	117.73 mm / 4.63 In	8 days	1015 mb / 30 In
June	17°C / 63°F	10°C / 51°F	14°C / 57°F	161 hours	140.20 mm / 5.52 In	8 days	1013 mb / 30 In
July	21°C / 70°F	14°C / 58°F	17°C / 63°F	189 hours	115.01 mm / 4.53 In	7 days	1013 mb / 30 In
August	22°C / 71°F	15°C / 58°F	18°C / 64°F	212 hours	111.44 mm / 4.39 In	7 days	1014 mb / 30 In
September	18°C / 65°F	12°C / 53°F	15°C / 59°F	194 hours	111.65 mm / 4.40 In	6 days	1017 mb / 31 In
October	13°C / 55°F	7°C / 44°F	10°C / 50°F	168 hours	136.91 mm / 5.39 In	7 days	1016 mb / 30 In
November	7°C / 45°F	1°C / 34°F	4°C / 40°F	146 hours	143.58 mm / 5.65 In	7 days	1016 mb / 30 In
December	2°C / 36°F	-4°C / 25°F	-1°C / 31°F	122 hours	183.10 mm / 7.21 In	11 days	1016 mb / 30 In

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