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St. Lawrence - St. Lawrence River: Past 24 Hour Conditions

Warnings

 

Montréal-Trudeau Int'l Airport

09:00 AM EDT 10 September 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
10 September 2026
9:00 WNW 21 gusts 26 Partly Cloudy 24 100.5 20 67 14 *
8:00 W 17 gusts 26 Mainly Sunny 24 100.5 20 74 15 *
7:00 W 19 gusts 24 Mostly Cloudy 24 100.5 19 85 17 *
6:00 WSW 15 gusts 22 Mostly Cloudy 24 100.5 20 87 18 26
5:00 WSW 14 gusts 22 Mostly Cloudy 24 100.5 20 90 18 26
4:00 WSW 12 gusts 18 Partly Cloudy 24 100.4 20 92 19 27
3:00 WSW 11 gusts 17 Mostly Cloudy 24 100.4 21 94 20 28
2:00 WSW 13 gusts 22 Mostly Cloudy 24 100.4 21 92 20 29
1:00 WSW 15 gusts 22 Mostly Cloudy 24 100.4 21 100 21 30
0:00 WSW 12 gusts 22 Mostly Cloudy 24 100.4 21 100 21 30
09 September 2026
23:00 WSW 13 Light Rain 10 100.4 21 100 21 30
22:00 SW 11 Heavy Rain 5 100.5 21 98 20 29
21:00 SSW 11 Light Rain 13 100.6 20 98 19 *
20:00 S 11 gusts 18 Rain 8 100.7 20 96 19 *
19:00 S 10 Light Rain 16 100.8 19 97 19 *
18:00 S 9 Light Rainshower 16 101.0 20 95 19 *
17:00 S 7 Mostly Cloudy 24 101.1 21 86 18 27
16:00 SSE 8 Mostly Cloudy 24 101.2 20 85 18 26
15:00 SSE 4 Mostly Cloudy 24 101.3 20 86 18 26
14:00 SSE 6 Mostly Cloudy 24 101.5 20 87 17 *
13:00 S 5 Light Rainshower 24 101.6 19 86 17 *
12:00 SSE 5 Light Rainshower 24 101.7 19 84 16 *
11:00 SE 2 Light Rainshower 24 101.8 18 86 16 *
10:00 ESE 3 Mostly Cloudy 24 101.9 17 85 14 *
9:00 SE 6 Cloudy 48 101.9 16 83 13 *

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

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Map of St. Lawrence - St. Lawrence River marine weather areas Grand Manan New Carlisle Pointe-au-Père Fundy Park (Alma) Port Menier Miramichi Île Bicquette Charlo Cap-Chat Bathurst Airport CFB Bagotville Jonquière Mistook Normandin Roberval Airport Île-d'Orléans - Quai de St-Jean Deschambault North Bay Airport Beauport L'Isle-aux-Grues Bas Caraquet Lake Nipissing - 45152 Pointe-des-Monts L'Assomption Baie-Comeau Airport Saint-Anicet Cap-Rouge Sainte-Anne-de-Bellevue Lac Memphrémagog Montréal Metropolitain Airport Île Rouge Montréal-Trudeau Int'l Airport Lac Saint-Pierre Trois-Rivières Airport Pointe de l'Islet Pointe Claveau Sept-Îles Airport Kouchibouguac North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport La Pocatière Miscou Island Mont-Joli Airport
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