Saint John Weather News

Check local weather forecasts, seasonal updates, and climate information for Saint John. Our Weather category provides daily weather reports, seasonal trends, climate alerts, severe weather warnings, and information about weather patterns affecting the region.

Saint John Weather Forecast for October 9 to October 11

October 9, 2026

Your Weekend Weather Outlook Get ready for a dynamic mix of weather in Saint John this weekend. You will experience everything from sunshine to brisk winds and brief showers. Keep a light jacket handy. Friday Brings Sun, Clouds, and Breezes Start your Friday with bright sunshine. By the afternoon, clouds move in and bring a […]

Saint John Weather Forecast For Friday October 2 And The Weekend

October 2, 2026

Friday Weather Update Friday begins with wet conditions in Saint John. Environment Canada reports periods of drizzle ending this morning followed by mainly cloudy skies. The fog patches dissipate early. You will see a 60 percent chance of showers late this afternoon. The southwest wind blows at 20 kilometres per hour and gusts up to […]

Saint John Weather Forecast: Sunny Friday and Cloudy Weekend Ahead Sept 25 to Sept 27, 2026

September 25, 2026

According to Environment Canada, Friday, September 25 kicks off with beautiful weather before clouds roll in for the weekend. Here is what you need to know to plan your next few days in Saint John. Friday Forecast: Sun Before the Clouds Friday brings mainly sunny skies to Saint John. Early morning fog patches dissipate quickly, […]

Saint John Weather Forecast: Weekend Sun and 7 Day Outlook for September 18 to 24

September 18, 2026

If you have outdoor plans in Saint John this weekend, the weather works in your favor. According to Environment Canada, early rain makes way for clear skies and comfortable temperatures over the next few days. Friday: Clearing Skies and Breezy Friday morning brings mainly cloudy skies and a 60 percent chance of showers to Saint […]

Saint John Weather Forecast: Sunny Skies Expected This Friday and Weekend September 11 to 13

September 11, 2026

Sunny Start to the Weekend The weekend kicks off with bright weather for Saint John. Environment Canada forecasts sunny skies for Friday, September 11. You experience high temperatures reaching 20 degrees Celsius. West winds blow at 20 kilometres per hour and gust up to 40 before shifting to the northwest. Clear skies arrive tonight with […]

Saint John Weather Forecast: Showers for Friday September 4 and Weekend Before Monday Sunshine

September 4, 2026

Grab your umbrella before heading out today. Environment Canada forecasts a wet pattern for Saint John starting this Friday and lasting through Sunday. Rainy Start to the Weekend Friday brings mostly cloudy skies with a 60 percent chance of showers. Morning fog patches dissipate early. Expect a high of 19 degrees Celsius and a moderate […]

Saint John Weather Forecast for Friday August 28 and the Weekend

August 28, 2026

Your Friday Forecast Start your weekend preparation with the latest details from Environment Canada. Friday morning begins with mostly cloudy skies and a temperature hovering around 18 degrees Celsius. You will see fog patches dissipate as the morning progresses. By the afternoon, the wind shifts to the south at 20 kilometers per hour. Expect a […]

Saint John Weather Forecast August 21 to August 27 Brings Sunny Friday and Rainy Weekend

August 21, 2026

Friday Brings Warmth and Sunshine Get ready for a beautiful start to your weekend. Early morning fog patches dissipate quickly this morning, clearing the way for plenty of sunshine. Temperatures reach a high of 25 degrees Celsius inland and 18 degrees Celsius along the coast. You will feel the heat, as the humidex hits 30 […]

Saint John Weather Forecast For August 14 To August 16

August 14, 2026

Prepare for a mix of sun, clouds, and rain in Saint John this weekend. According to the latest data from Environment Canada, the upcoming days bring varying conditions for the city. Friday Showers and Thunderstorms Your Friday starts off sunny, but clouds roll in as the day progresses. Environment Canada forecasts a 60 percent chance […]

Saint John Weather Forecast: Heat, Humidity and Weekend Showers from August 7 to August 13

August 7, 2026

Heat and Humidity Kick Off the Weekend Image source: Environment Canada Get ready for a hot and sticky start to your weekend. Environment Canada forecasts a high of 30 degrees for Saint John this Friday. The humidex pushes that feeling up to 36. You will see plenty of sunshine this morning before clouds roll in […]