Saint John 7-day weather forecast

Written by:
June 23, 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 27 °C on Monday, while the low is 12 °C on Tuesday. There are expected to be 2 sunny days and rain on 4 days this week.

There are currently no weather alerts.

Monday, June 30

- High of 27 °C, low of 13 °C (57% humidity)
- Overcast with a 0% chance of snow
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (16 km/h wind)
- Sunrise at 5:39 AM, sunset at 9:15 PM
1 / 6
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Tuesday, July 1

- High of 19 °C, low of 12 °C (83% humidity)
- Overcast with a 100% chance of rain (0 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 5:40 AM, sunset at 9:15 PM
2 / 6
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Wednesday, July 2

- High of 23 °C, low of 14 °C (70% humidity)
- Overcast with a 100% chance of rain (3 mm of rain)
- Very high risk of harm from sun exposure (9 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 5:40 AM, sunset at 9:15 PM
- First quarter moon
3 / 6
VOJTa Herout // Shutterstock

Thursday, July 3

- High of 25 °C, low of 14 °C (61% humidity)
- Partly sunny with a 0% chance of snow
- Very high risk of harm from sun exposure (8 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 5:41 AM, sunset at 9:15 PM
4 / 6
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Friday, July 4

- High of 23 °C, low of 13 °C (47% humidity)
- Sunny with a 39% chance of rain (0 mm of rain)
- Light breeze (23 km/h wind)
- Sunrise at 5:42 AM, sunset at 9:14 PM
5 / 6
Matusciac Alexandru // Shutterstock

Saturday, July 5

- High of 24 °C, low of 12 °C (45% humidity)
- Sunny with a 0% chance of snow
- Light breeze (20 km/h wind)
- Sunrise at 5:42 AM, sunset at 9:14 PM
6 / 6
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Sunday, July 6

- High of 20 °C, low of 12 °C (95% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Light breeze (23 km/h wind)
- Sunrise at 5:43 AM, sunset at 9:14 PM

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