Saint John 7-day weather forecast

Written by:
September 29, 2025
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 14 °C on Friday, while the low is 2 °C on Wednesday. There is expected to be 1 sunny day and rain on 4 days this week.

There are currently no weather alerts.

Monday, October 27

- High of 8 °C, low of 4 °C (91% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 7:56 AM, sunset at 6:19 PM
1 / 6
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Tuesday, October 28

- High of 10 °C, low of 4 °C (76% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Gentle breeze (28 km/h wind)
- Sunrise at 7:57 AM, sunset at 6:17 PM
2 / 6
VOJTa Herout // Shutterstock

Wednesday, October 29

- High of 12 °C, low of 2 °C (54% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (2 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 7:59 AM, sunset at 6:16 PM
- First quarter moon
3 / 6
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Thursday, October 30

- High of 12 °C, low of 3 °C (71% humidity)
- Mostly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light air (11 km/h wind)
- Sunrise at 8:00 AM, sunset at 6:14 PM
4 / 6
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Friday, October 31

- High of 14 °C, low of 8 °C (97% humidity)
- Overcast with a 100% chance of rain (12 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (30 km/h wind)
- Sunrise at 8:02 AM, sunset at 6:13 PM
5 / 6
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Saturday, November 1

- High of 11 °C, low of 7 °C (81% humidity)
- Overcast with a 89% chance of rain (1 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Gentle breeze (28 km/h wind)
- Sunrise at 8:03 AM, sunset at 6:12 PM
6 / 6
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Sunday, November 2

- High of 10 °C, low of 6 °C (62% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (20 km/h wind)
- Sunrise at 8:04 AM, sunset at 6:10 PM

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