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 12 掳C on Saturday, while the low is -5 掳C on Wednesday. There are expected to be 4 sunny days, snow on 1 day, and 1 day of rain this week.

There are currently no weather alerts.

Monday, April 6

- High of 6 掳C, low of 0 掳C (70% humidity)
- Mostly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (3 UV index)
- Light breeze (26 km/h wind)
- Sunrise at 6:55 AM, sunset at 7:57 PM
1 / 6
Rachasie // Shutterstock

Tuesday, April 7

- High of 4 掳C, low of -3 掳C (38% humidity)
- Mostly sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 6:53 AM, sunset at 7:58 PM
2 / 6
Nazarova Mariia // Shutterstock

Wednesday, April 8

- High of 5 掳C, low of -5 掳C (28% humidity)
- Sunny with a 21% chance of snow (0 mm of snow)
- Moderate risk of harm from sun exposure (4 UV index)
- Light breeze (20 km/h wind)
- Sunrise at 6:51 AM, sunset at 8:00 PM
3 / 6
Piyawat Nandeenopparit // Shutterstock

Thursday, April 9

- High of 6 掳C, low of -1 掳C (61% humidity)
- Fair with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 6:49 AM, sunset at 8:01 PM
4 / 6
Saijai Boonmak // Shutterstock

Friday, April 10

- High of 9 掳C, low of 0 掳C (64% humidity)
- Partly sunny with a 0% chance of snow
- Light breeze (20 km/h wind)
- Sunrise at 6:47 AM, sunset at 8:02 PM
- Last quarter moon
5 / 6
Cari Rubin Photography // Shutterstock

Saturday, April 11

- High of 12 掳C, low of 2 掳C (91% humidity)
- Overcast with a 46% chance of rain (1 mm of rain)
- Light breeze (21 km/h wind)
- Sunrise at 6:46 AM, sunset at 8:04 PM
6 / 6
Matusciac Alexandru // Shutterstock

Sunday, April 12

- High of 10 掳C, low of 0 掳C (42% humidity)
- Sunny with a 0% chance of snow
- Light breeze (20 km/h wind)
- Sunrise at 6:44 AM, sunset at 8:05 PM

Trending Now