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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

Toronto City Centre Airport

08:00 PM EDT 12 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)
12 May 2026
20:00 ESE 8 Light Rain 16 101.7 6 74 2
19:00 E 8 Cloudy 16 101.8 7 61 0
18:00 E 10 Sunny 16 101.8 7 63 1
17:00 E 12 Sunny 16 101.9 7 70 2
16:00 ENE 11 Sunny 16 102.0 8 69 2
15:00 E 8 Sunny 16 102.1 9 61 2
14:00 E 9 Sunny 16 102.2 9 60 2
13:00 ENE 9 Sunny 16 102.2 8 61 1
12:00 ENE 9 Sunny 16 102.3 8 59 1
11:00 E 7 Sunny 16 102.5 8 55 0
10:00 ENE 10 Sunny 16 102.4 8 54 -1
9:00 ENE 12 Sunny 16 102.4 8 53 -1
8:00 ENE 9 Sunny 16 102.4 7 60 0
7:00 calm Sunny 16 102.4 6 68 0
6:00 NNW 5 Sunny 16 102.4 5 64 -1
5:00 NW 2 Clear 16 102.4 5 61 -2
4:00 NNW 7 Clear 16 102.4 6 56 -2
3:00 NNW 8 Clear 16 102.4 6 53 -3
2:00 NNW 10 Clear 16 102.4 6 52 -3
1:00 NW 6 Clear 16 102.4 7 50 -3
0:00 NNW 5 Clear 16 102.4 7 46 -4
11 May 2026
23:00 NNW 7 Clear 16 102.4 8 42 -4
22:00 NNW 10 gusts 15 Clear 16 102.3 10 36 -5
21:00 N 11 Clear 16 102.3 10 33 -5
20:00 SW 3 Sunny 16 102.2 8 63 1

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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