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Cornwall to Montréal: Past 24 Hour Conditions

Warnings

 

CFB Trenton

01:00 AM EDT 23 May 2026
Disclaimer

This table is a summary of hourly weather conditions for the past 24 hours.
Please note that these observations might not always be representative of weather conditions over their associated marine area.
Date / Time
(EDT)		 Wind(knots) Conditions Visibility(km) Pressure(kPa) Air temp(°C) Relative humidity(%) Dew point(°C)
23 May 2026
1:00 NE 5 Cloudy 24 102.8 10 64 3
0:00 NE 7 Cloudy 24 102.8 9 72 4
22 May 2026
23:00 NE 4 Mostly Cloudy 24 102.8 11 70 5
22:00 NE 4 Cloudy 24 102.8 11 66 5
21:00 NE 3 Cloudy 24 102.8 13 53 4
20:00 SE 3 Cloudy 24 102.7 17 32 0
19:00 SE 5 Mostly Cloudy 24 102.7 18 27 -1
18:00 ESE 5 Mostly Cloudy 24 102.8 19 24 -2
17:00 ESE 5 Mostly Cloudy 24 102.8 19 21 -4
16:00 ESE 6 Mostly Cloudy 24 102.8 19 21 -4
15:00 E 7 Mostly Cloudy 24 102.8 18 26 -2
14:00 E 5 gusts 16 Mostly Cloudy 24 102.9 18 29 -1
13:00 E 7 Mostly Cloudy 24 103.0 16 31 -1
12:00 E 5 Mostly Cloudy 24 103.0 15 36 0
11:00 E 8 Cloudy 24 103.1 15 33 -1
10:00 ENE 11 gusts 18 Cloudy 24 103.1 14 32 -3
9:00 E 6 Cloudy 24 103.1 13 46 2
8:00 NE 5 Mostly Cloudy 24 103.1 10 69 4
7:00 NE 5 Partly Cloudy 24 103.1 6 82 3
6:00 NE 5 Mainly Sunny 24 103.1 3 89 1
5:00 ENE 4 Clear 24 103.0 3 87 1
4:00 NE 4 Mostly Cloudy 24 102.9 3 92 1
3:00 NNE 3 Mainly Clear 24 102.9 4 86 2
2:00 N 2 Partly Cloudy 24 102.9 5 86 2
1:00 N 2 Clear 24 102.9 3 93 2

If you require additional historical weather information, please visit Climate Data Online

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas CFB Trenton Port Colborne - 45142 Hamilton Munro Int'l Airport Oshawa Executive Airport Port Stanley - 45132 Lake Nipissing - 45152 Point Petre Georgian Bay - 45137 Toronto City Centre Airport Lake Simcoe - 45151 South Georgian Bay - 45143 Prince Edward Point - 45135 Peterborough Municipal Airport South Lake Huron - 45149 Collingwood Lake St Clair - 45147 Grimsby - 45139 Goderich Lagoon City Kingston Airport Muskoka Airport Parry Sound Harbour Grenadier Island Lake Simcoe Regional Airport Wiarton Airport Brockville Western Islands Cove Island Great Duck Island North Channel - 45154 Sarnia Chris Hadfield Airport Gore Bay-Manitoulin Airport Tobermory Harrow AAFC Long Point North Bay Airport Port Weller St. Catharines / Niagara District Airport Greater Sudbury Airport Southeast Shoal Vineland Station Port Colborne Erieau Cobourg Sault Ste. Marie Airport Windsor Airport Welland-Pelham Killarney Ajax - 45159 Point Pelee Burlington Lift Bridge
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