Saint John 7-day weather forecast

Written by:
April 28, 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 18 °C on Sunday, while the low is 4 °C on Friday. There are expected to be 0 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, May 5

- High of 15 °C, low of 8 °C (41% humidity)
- Overcast with a 0% chance of snow
- High risk of harm from sun exposure (7 UV index)
- Light breeze (17 km/h wind)
- Sunrise at 6:06 AM, sunset at 8:35 PM
1 / 6
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Tuesday, May 6

- High of 16 °C, low of 5 °C (52% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (14 km/h wind)
- Sunrise at 6:05 AM, sunset at 8:36 PM
2 / 6
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Wednesday, May 7

- High of 12 °C, low of 10 °C (99% humidity)
- Overcast with a 100% chance of rain (21 mm of rain)
- Light breeze (18 km/h wind)
- Sunrise at 6:04 AM, sunset at 8:37 PM
3 / 6
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Thursday, May 8

- High of 12 °C, low of 8 °C (96% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (17 km/h wind)
- Sunrise at 6:02 AM, sunset at 8:38 PM
4 / 6
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Friday, May 9

- High of 7 °C, low of 4 °C (84% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Light breeze (17 km/h wind)
- Sunrise at 6:01 AM, sunset at 8:39 PM
5 / 6
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Saturday, May 10

- High of 11 °C, low of 4 °C (74% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Light air (10 km/h wind)
- Sunrise at 6:00 AM, sunset at 8:41 PM
6 / 6
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Sunday, May 11

- High of 18 °C, low of 8 °C (57% humidity)
- Partly cloudy with a 100% chance of rain (14 mm of rain)
- Light breeze (23 km/h wind)
- Sunrise at 5:58 AM, sunset at 8:42 PM

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