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Lake Simcoe: Past 24 Hour Conditions

Warnings

 

Toronto Pearson Int'l Airport

07:00 PM EDT 20 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) Humidex
20 May 2026
19:00 NNW 10 gusts 16 Mostly Cloudy 24 102.2 14 53 4 *
18:00 NNW 13 Mostly Cloudy 24 102.1 14 53 5 *
17:00 N 13 gusts 19 Mostly Cloudy 24 102.1 16 51 6 *
16:00 N 7 Mostly Cloudy 24 102.0 18 44 5 *
15:00 WNW 10 gusts 16 Mostly Cloudy 24 102.0 18 37 3 *
14:00 WNW 12 gusts 19 Mostly Cloudy 24 102.0 17 40 3 *
13:00 W 17 Mostly Cloudy 24 102.0 17 41 4 *
12:00 W 15 gusts 22 Mostly Cloudy 24 102.0 17 45 5 *
11:00 NW 9 gusts 20 Mainly Sunny 24 102.0 15 46 4 *
10:00 NNW 9 gusts 15 Partly Cloudy 24 102.0 14 50 4 *
9:00 NNW 16 gusts 22 Partly Cloudy 24 101.9 13 51 3 *
8:00 NW 12 gusts 19 Mostly Cloudy 24 101.9 12 54 3 *
7:00 NW 18 gusts 23 Mostly Cloudy 24 101.8 12 57 4 *
6:00 NW 18 gusts 29 Mostly Cloudy 24 101.7 13 61 5 *
5:00 NW 21 gusts 27 Mostly Cloudy 24 101.6 13 59 6 *
4:00 NNW 19 gusts 27 Cloudy 24 101.5 15 60 7 *
3:00 NW 19 Mostly Cloudy 24 101.4 17 76 13 *
2:00 WSW 6 Mostly Cloudy 24 101.3 21 86 19 27
1:00 SW 8 Mostly Cloudy 24 101.3 21 85 19 27
0:00 SW 10 Mostly Cloudy 24 101.2 21 83 18 27
19 May 2026
23:00 WSW 9 Cloudy 24 101.2 21 84 18 27
22:00 WSW 15 Mostly Cloudy 24 101.2 21 83 18 26
21:00 SW 17 gusts 30 Light Rain 24 101.2 21 83 18 27
20:00 SW 15 gusts 24 Light Rain 24 101.0 26 68 20 33
19:00 SSW 15 gusts 24 Mostly Cloudy 24 101.0 28 59 19 35

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

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