Saint John 7-day weather forecast

Written by:
March 23, 2026
ESOlex // Shutterstock

Saint John 7-day weather forecast

created the forecast for Saint John, New Brunswick using data from . This week's high is 17 掳C on Friday, while the low is 2 掳C on Monday. There are expected to be 0 sunny days and rain on 6 days this week.

There are currently no weather alerts.

Monday, April 13

- High of 6 掳C, low of 2 掳C (95% humidity)
- Overcast with a 100% chance of rain (16 mm of rain)
- Gentle breeze (30 km/h wind)
- Sunrise at 6:42 AM, sunset at 8:06 PM
1 / 6
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Tuesday, April 14

- High of 14 掳C, low of 5 掳C (60% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- High risk of harm from sun exposure (6 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 6:40 AM, sunset at 8:07 PM
2 / 6
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Wednesday, April 15

- High of 12 掳C, low of 6 掳C (90% humidity)
- Overcast with a 100% chance of rain (4 mm of rain)
- Moderate risk of harm from sun exposure (2 UV index)
- Light air (12 km/h wind)
- Sunrise at 6:39 AM, sunset at 8:09 PM
3 / 6
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Thursday, April 16

- High of 12 掳C, low of 7 掳C (70% humidity)
- Overcast with a 20% chance of rain (0 mm of rain)
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 6:37 AM, sunset at 8:10 PM
4 / 6
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Friday, April 17

- High of 17 掳C, low of 6 掳C (81% humidity)
- Mostly cloudy with a 100% chance of rain (6 mm of rain)
- Light breeze (22 km/h wind)
- Sunrise at 6:35 AM, sunset at 8:11 PM
- New moon
5 / 6
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Saturday, April 18

- High of 12 掳C, low of 3 掳C (63% humidity)
- Overcast with a 0% chance of snow
- Light breeze (15 km/h wind)
- Sunrise at 6:33 AM, sunset at 8:12 PM
6 / 6
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Sunday, April 19

- High of 9 掳C, low of 6 掳C (95% humidity)
- Overcast with a 100% chance of rain (5 mm of rain)
- Light breeze (19 km/h wind)
- Sunrise at 6:32 AM, sunset at 8:14 PM

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