
ESOlex // Shutterstock
Saint John 7-day weather forecast
Stacker created the forecast for Saint John, New Brunswick using data from OpenWeather. This week's high is 25 °C on Thursday, while the low is 7 °C on Friday. There are expected to be 3 sunny days and precipitation on 1 day this week.
There are currently no weather alerts.
Monday, September 8
- High of 20 °C, low of 12 °C (43% humidity)- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 6:54 AM, sunset at 7:49 PM

1 / 6
afoto6267 // Shutterstock
Tuesday, September 9
- High of 21 °C, low of 9 °C (38% humidity)
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:55 AM, sunset at 7:47 PM
- Sunny with a 0% chance of snow
- High risk of harm from sun exposure (6 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:55 AM, sunset at 7:47 PM

2 / 6
Canva
Wednesday, September 10
- High of 21 °C, low of 10 °C (53% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:57 AM, sunset at 7:45 PM
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (5 UV index)
- Light air (9 km/h wind)
- Sunrise at 6:57 AM, sunset at 7:45 PM

3 / 6
Saijai Boonmak // Shutterstock
Thursday, September 11
- High of 25 °C, low of 13 °C (45% humidity)
- Partly sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 6:58 AM, sunset at 7:43 PM
- Partly sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 6:58 AM, sunset at 7:43 PM

4 / 6
Marian Weyo // Shutterstock
Friday, September 12
- High of 19 °C, low of 7 °C (46% humidity)
- Sunny with a 0% chance of snow
- Light breeze (15 km/h wind)
- Sunrise at 6:59 AM, sunset at 7:41 PM
- Sunny with a 0% chance of snow
- Light breeze (15 km/h wind)
- Sunrise at 6:59 AM, sunset at 7:41 PM

5 / 6
Leonid Ikan // Shutterstock
Saturday, September 13
- High of 18 °C, low of 8 °C (54% humidity)
- Overcast with a 0% chance of snow
- Light air (10 km/h wind)
- Sunrise at 7:00 AM, sunset at 7:39 PM
- Overcast with a 0% chance of snow
- Light air (10 km/h wind)
- Sunrise at 7:00 AM, sunset at 7:39 PM

6 / 6
Leonid Ikan // Shutterstock
Sunday, September 14
- High of 20 °C, low of 9 °C (59% humidity)
- Fair with a 0% chance of snow
- Light air (11 km/h wind)
- Sunrise at 7:01 AM, sunset at 7:37 PM
- Last quarter moon
- Fair with a 0% chance of snow
- Light air (11 km/h wind)
- Sunrise at 7:01 AM, sunset at 7:37 PM
- Last quarter moon