Saint John 7-day weather forecast

Written by:
December 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 5 °C on Friday, while the low is -17 °C on Monday. There are expected to be 2 sunny days, snow on 1 day, and 4 days of rain this week.

There are currently no weather alerts.

Monday, January 5

- High of -11 °C, low of -17 °C (63% humidity)
- Sunny with a 0% chance of snow
- Light breeze (17 km/h wind)
- Sunrise at 8:03 AM, sunset at 4:55 PM
1 / 6
Alex Stemmer // Shutterstock

Tuesday, January 6

- High of 1 °C, low of -12 °C (93% humidity)
- Overcast with a 100% chance of snow (2 mm of snow)
- Light breeze (13 km/h wind)
- Sunrise at 8:03 AM, sunset at 4:56 PM
2 / 6
Leonid Ikan // Shutterstock

Wednesday, January 7

- High of 2 °C, low of 0 °C (98% humidity)
- Overcast with a 100% chance of rain (9 mm of rain)
- Light breeze (21 km/h wind)
- Sunrise at 8:02 AM, sunset at 4:57 PM
3 / 6
VOJTa Herout // Shutterstock

Thursday, January 8

- High of 2 °C, low of -2 °C (78% humidity)
- Fair with a 0% chance of snow
- Light breeze (17 km/h wind)
- Sunrise at 8:02 AM, sunset at 4:58 PM
4 / 6
Leonid Ikan // Shutterstock

Friday, January 9

- High of 5 °C, low of -5 °C (80% humidity)
- Overcast with a 100% chance of rain (7 mm of rain)
- Light breeze (21 km/h wind)
- Sunrise at 8:02 AM, sunset at 4:59 PM
5 / 6
Valeriy Boyarskiy // Shutterstock

Saturday, January 10

- High of 5 °C, low of 2 °C (100% humidity)
- Overcast with a 100% chance of rain (13 mm of rain)
- Light breeze (16 km/h wind)
- Sunrise at 8:02 AM, sunset at 5:01 PM
- Last quarter moon
6 / 6
Marian Weyo // Shutterstock

Sunday, January 11

- High of 5 °C, low of 1 °C (98% humidity)
- Overcast with a 100% chance of rain (2 mm of rain)
- Light breeze (19 km/h wind)
- Sunrise at 8:01 AM, sunset at 5:02 PM

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