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: Showers This Friday Lead to a Sunny Weekend, June 19 to June 25
June 19, 2026
Friday Brings Clearing Skies Morning showers and fog end by noon today. You will see a mix of sun and cloud this afternoon. Temperatures reach 14 degrees along the coast and 21 degrees inland. A high UV index of 9 means you need sunscreen if you spend time outside. Tonight features partly cloudy skies and […]

Saint John Weather Forecast: Warm Friday June 12 Followed by a Mixed Weekend
June 12, 2026
Warm and Sticky Friday Get ready for a warm Friday in Saint John before cooler temperatures and potential showers roll in for the weekend. According to the latest forecast from Environment Canada, expect fluctuating conditions over the next few days. Source: Environment Canada Friday, June 12, brings mainly cloudy skies and significant heat. The temperature […]

Saint John Weather: Weekend Showers and High Temperatures from June 5 to June 11
June 5, 2026
The weekend arrives with shifting weather patterns across Saint John. Expect a mix of warm temperatures today before a wet weekend sets in. Next week brings a significant warm up to the region. The latest forecast from Environment Canada details exactly what you will experience from June 5 through June 11. Friday brings warmth and […]

Saint John Weather Forecast: Showers on Friday, May 29 Followed by a Crisp Weekend
May 29, 2026
Prepare for rain, clouds, and eventual sunshine in Saint John over the next few days. According to Environment Canada, Friday features a chance of rain. A cool and cloudy Saturday follows, leading into a brighter Sunday. Friday, May 29 Forecast Friday brings mainly cloudy skies and a 30 percent chance of showers. You will notice […]

Warmer Weather Brings New Dragonflies to Southern New Brunswick
May 26, 2026
If you spend time outdoors in southern New Brunswick, you will notice some new, colorful insects buzzing around the local marshes. According to a recent report from CBC News, climate change is driving new species of dragonflies and damselflies into the province. Over the past 20 years, researchers and citizen scientists have spotted insects in […]

Saint John Weather Forecast For May 22 Weekend Brings Sun And Frost Advisories
May 22, 2026
Get ready for a bright but chilly weekend. The Environment Canada weather forecast for Saint John predicts abundant sunshine for Friday, May 22, and Saturday, May 23, along with cold nights that prompted a frost advisory. Frost Advisory in Effect Environment Canada issued a yellow advisory for frost covering Saint John and County. You need […]

Saint John Weather Forecast: Friday Showers Give Way to a Sunny Warm Weekend for May 15 to May 17
May 15, 2026
Get ready for a beautiful weekend in Saint John. Environment Canada forecasts a quick transition from mild Friday showers to a warm and sunny Saturday and Sunday. This weather perfectly suits your outdoor plans. Friday brings scattered showers Expect a mix of sun and cloud today. You will see a 30 percent chance of showers […]

Saint John Weather Forecast Showers Friday Sunny Saturday and a Rainy Sunday for May 8 to 10 2026
May 8, 2026
Grab your umbrella and sunglasses, Saint John. The weather this weekend brings a bit of everything. According to the latest data from Environment Canada, you will see a mix of sunshine, high winds, and heavy rain over the next few days. Friday Forecast Friday starts off sunny before clouds roll in during the afternoon. The […]

Saint John Weather Forecast: Heavy Rain Friday Shifts to a Wet Weekend (May 1-7)
May 1, 2026
Rainfall Warning Impacts Friday Morning Commute A yellow rainfall warning is currently in effect for Saint John and County. If you are stepping out this Friday, grab your umbrella and prepare for pooling water on the roads. Environment Canada reports that heavy rain continues through Friday morning, bringing near 50 mm of total rainfall, with […]

Saint John Weekend Weather: Flurries and Sunshine for April 24 to 26
April 24, 2026
A Chilly Start to the Weekend You will experience a mix of late season flurries and rain showers to kick off the weekend in Saint John. According to Environment Canada, Friday features a high of 5 degrees Celsius with mainly cloudy skies. Expect a 30 percent chance of flurries changing to rain showers near noon […]
