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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

CFB Trenton

04:00 PM EDT 12 July 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) Humidex
12 July 2026
16:00 SW 7 Sunny 24 102.2 27 41 13 29
15:00 S 6 Sunny 24 102.2 28 40 13 31
14:00 SE 5 Sunny 24 102.2 28 34 10 29
13:00 E 3 Mainly Sunny 24 102.3 27 37 11 29
12:00 NE 2 Mainly Sunny 24 102.3 26 39 11 28
11:00 ENE 2 Mainly Sunny 24 102.3 26 38 11 27
10:00 NE 3 Sunny 19 102.4 24 53 14 28
9:00 ENE 4 Sunny 19 102.3 21 60 13 24
8:00 N 2 Sunny 19 102.3 18 82 15 *
7:00 NNE 2 Sunny 16 102.3 15 88 13 *
6:00 N 2 Mainly Sunny 16 102.2 14 92 12 *
5:00 N 2 Mainly Clear 24 102.2 14 89 12 *
4:00 NNE 4 Clear 16 102.1 13 91 12 *
3:00 N 2 Clear 24 102.1 14 90 12 *
2:00 NE 2 Clear 24 102.1 14 88 12 *
1:00 WNW 2 Clear 19 102.1 16 78 12 *
0:00 WNW 3 Clear 24 102.1 17 73 12 *
11 July 2026
23:00 N 2 Clear 24 102.0 18 73 13 *
22:00 calm Mainly Clear 24 102.0 20 68 14 *
21:00 W 4 Mainly Clear 24 101.9 22 63 14 25
20:00 ENE 2 Sunny 24 101.8 25 40 10 26
19:00 NE 5 Sunny 24 101.8 27 33 9 28
18:00 NNE 7 Mainly Sunny 24 101.8 28 33 10 29
17:00 N 6 Mainly Sunny 24 101.7 27 39 12 29
16:00 E 4 Mainly Sunny 24 101.7 28 34 10 29

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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