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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

Cobourg

04:00 PM EDT 11 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
11 July 2026
16:00 S 5 N/A N/A 101.8 24 72 19 30
15:00 SSE 3 N/A N/A 101.8 24 73 19 31
14:00 calm N/A N/A 101.8 24 73 19 30
13:00 calm N/A N/A 101.8 23 72 18 29
12:00 calm N/A N/A 101.8 24 70 18 30
11:00 ENE 2 N/A N/A 101.8 25 59 16 29
10:00 ENE 3 N/A N/A 101.8 23 65 16 28
9:00 ENE 2 N/A N/A 101.7 23 67 17 28
8:00 ENE 3 N/A N/A 101.7 22 76 17 27
7:00 NE 3 N/A N/A 101.6 21 84 18 27
6:00 ENE 2 N/A N/A 101.5 19 95 19 *
5:00 N 2 N/A N/A 101.5 20 93 19 *
4:00 NNE 2 N/A N/A 101.4 20 94 19 *
3:00 NNE 2 N/A N/A 101.4 21 94 20 28
2:00 NW 3 N/A N/A 101.4 21 91 19 28
1:00 ENE 2 N/A N/A 101.4 21 93 20 28
0:00 calm N/A N/A 101.4 21 95 20 28
10 July 2026
23:00 calm N/A N/A 101.3 21 93 20 28
22:00 NNE 1 N/A N/A 101.3 23 77 19 29
21:00 NNW 4 N/A N/A 101.3 23 71 18 29
20:00 WNW 2 N/A N/A 101.2 23 73 18 29
19:00 W 4 N/A N/A 101.2 23 80 20 30
18:00 W 4 N/A N/A 101.2 23 84 20 31
17:00 WSW 6 N/A N/A 101.2 23 82 20 30
16:00 SW 4 N/A N/A 101.2 23 85 21 32

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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