Ancaster Weather History Ontario, 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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Sat 01 Nov, 2025 Weather in Ancaster

Sunrise: 07:55 AM Sunset: 06:11 PM	Moonrise: 04:09 PM Moonset: 02:55 AM	Max: 9.2 °c	Min: 1.5 °c	Avg: 5.3 °c	Precip: 0.00 mm	Max Wind: 19.4 kph

	Sat 01 0:00 am	Sat 01 3:00 am	Sat 01 6:00 am	Sat 01 9:00 am	Sat 01 12:00 pm	Sat 01 3:00 pm	Sat 01 6:00 pm	Sat 01 9:00 pm
Icon
Temp	4.8°c	3.3°c	2.0°c	3.6°c	7.4°c	8.9°c	8.3°c	5.2°c
Wind	19.4 kmph	15.1 kmph	10.8 kmph	9.4 kmph	13.3 kmph	18.4 kmph	10.8 kmph	9.7 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	0%	0%	0%	5%	81%	100%	0%	0%
Humidity	80%	84%	87%	92%	77%	68%	76%	84%
Pressure	982 mb	982 mb	984 mb	987 mb	988 mb	989 mb	990 mb	993 mb

Ancaster Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-2°C / 29°F	-8°C / 18°F	-4°C / 24°F	74 hours	62.67 mm / 2.47 In	10 days	1017 mb / 31 In
February	-1°C / 31°F	-8°C / 18°F	-4°C / 25°F	72 hours	72.83 mm / 2.87 In	9 days	1018 mb / 31 In
March	5°C / 41°F	-3°C / 27°F	1°C / 34°F	120 hours	79.21 mm / 3.12 In	8 days	1018 mb / 31 In
April	11°C / 52°F	3°C / 37°F	7°C / 44°F	133 hours	115.19 mm / 4.54 In	9 days	1015 mb / 30 In
May	18°C / 65°F	9°C / 48°F	14°C / 57°F	182 hours	105.52 mm / 4.15 In	8 days	1016 mb / 30 In
June	23°C / 74°F	14°C / 57°F	19°C / 65°F	194 hours	113.89 mm / 4.48 In	8 days	1013 mb / 30 In
July	26°C / 79°F	17°C / 63°F	22°C / 71°F	219 hours	105.13 mm / 4.14 In	8 days	1014 mb / 30 In
August	25°C / 78°F	17°C / 62°F	21°C / 70°F	222 hours	89.04 mm / 3.51 In	7 days	1015 mb / 30 In
September	22°C / 72°F	13°C / 56°F	17°C / 63°F	208 hours	78.16 mm / 3.08 In	6 days	1017 mb / 31 In
October	15°C / 59°F	7°C / 45°F	11°C / 52°F	146 hours	100.64 mm / 3.96 In	8 days	1016 mb / 30 In
November	8°C / 46°F	1°C / 34°F	5°C / 40°F	140 hours	66.81 mm / 2.63 In	6 days	1018 mb / 31 In
December	2°C / 36°F	-3°C / 27°F	0°C / 32°F	72 hours	77.58 mm / 3.05 In	9 days	1018 mb / 31 In

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