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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

Point Petre

01:00 PM EDT 22 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
22 July 2026
13:00 WSW 14 gusts 22 N/A N/A 101.0 17 75 13 *
12:00 W 12 gusts 20 N/A N/A 100.9 16 90 14 *
11:00 W 15 gusts 24 N/A N/A 100.9 18 81 14 *
10:00 W 10 gusts 22 N/A N/A 100.8 17 80 14 *
9:00 W 11 gusts 21 N/A N/A 100.7 17 82 14 *
8:00 W 13 gusts 19 N/A N/A 100.6 17 86 14 *
7:00 W 11 gusts 18 N/A N/A 100.5 17 88 15 *
6:00 W 16 gusts 23 N/A N/A 100.4 16 92 15 *
5:00 W 12 gusts 19 N/A N/A 100.3 17 91 15 *
4:00 W 12 N/A N/A 100.2 17 94 16 *
3:00 WNW 16 gusts 21 N/A N/A 100.2 17 95 16 *
2:00 W 13 N/A N/A 100.1 18 97 17 *
1:00 WNW 11 gusts 16 N/A N/A 100.1 18 97 18 *
0:00 SW 13 N/A N/A 100.1 18 98 18 *
21 July 2026
23:00 SW 11 N/A N/A 100.1 18 98 17 *
22:00 SSW 9 N/A N/A 100.1 18 98 18 *
21:00 SSW 7 N/A N/A 100.1 18 97 18 *
20:00 SSW 1 N/A N/A 100.1 18 96 18 *
19:00 WNW 4 N/A N/A 100.1 19 94 18 *
18:00 WSW 8 N/A N/A 100.1 20 90 19 27
17:00 calm N/A N/A 100.0 22 78 19 29
16:00 N 3 N/A N/A 100.1 24 78 19 31
15:00 SSW 6 N/A N/A 100.2 22 82 19 28
14:00 SSW 19 gusts 26 N/A N/A 100.0 20 87 18 26
13:00 S 22 N/A N/A 100.2 20 91 19 27

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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