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Weather in Saint John, Canada 🇨🇦

Current Weather in Saint John

Clear
5°C
Feels like 4°C. Clear.
🌬️ 6 km/h WNW
💧 91% Humidity
🧭 1025 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 4°C
🌅 Sunrise: 07:47 AM
🌇 Sunset: 06:31 PM
Map Overlays:

As of now, Saint John is 5°C and clear, feeling like 4°C. Humidity is 91% with winds around 6 km/h, and the UV index is 0 (low). Looking ahead, Saint John should sit between roughly 1°C and 13°C over the coming days.

Hourly Forecast for Saint John

02:00
Overcast
5°
31%
03:00
Overcast
5°
29%
04:00
Overcast
5°
29%
05:00
Overcast
5°
29%
06:00
Clear
4°
16%
07:00
Partly Cloudy
4°
20%
08:00
Sunny
4°
15%
09:00
Sunny
6°
12%
10:00
Sunny
9°
8%
11:00
Sunny
10°
5%
12:00
Sunny
12°
4%
13:00
Cloudy
12°
8%
14:00
Overcast
13°
12%
15:00
Overcast
13°
12%
16:00
Partly Cloudy
13°
7%
17:00
Partly Cloudy
12°
7%
18:00
Sunny
10°
4%
19:00
Clear
7°
7%
20:00
Clear
6°
8%
21:00
Clear
5°
9%
22:00
Clear
5°
10%
23:00
Clear
4°
10%
00:00
Clear
4°
10%
01:00
Clear
4°
11%

14-Day Forecast for Saint John

Tue, Oct 20
Sunny Sunny
13° / 4°
Wed, Oct 21
Sunny Sunny
11° / 1°
Thu, Oct 22
Overcast Overcast
12° / 3°
Fri, Oct 23
Sunny Sunny
8° / -1°
Sat, Oct 24
Sunny Sunny
12° / -2°
Sun, Oct 25
Sunny Sunny
15° / 2°
Mon, Oct 26
Sunny Sunny
13° / 6°
Tue, Oct 27
Overcast Overcast
12° / 4°
Wed, Oct 28
Patchy rain nearby Patchy rain nearby
12° / 4°
Thu, Oct 29
Sunny Sunny
5° / -1°
Fri, Oct 30
Sunny Sunny
5° / -1°
Sat, Oct 31
Patchy rain nearby Patchy rain nearby
11° / 0°
Sun, Nov 01
Sunny Sunny
8° / -2°
Mon, Nov 02
Patchy rain nearby Patchy rain nearby
12° / 6°

Additional Forecasts for Saint John

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 139.0 μg/m³
O₃ (Ozone) 70.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.8 μg/m³
SO₂ (Sulphur Dioxide) 1.2 μg/m³
PM2.5 (Fine particles) 7.5 μg/m³
PM10 (Coarse particles) 11.2 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Canada

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Best Time to Be Outside in Saint John Today

The most comfortable window in Saint John today looks like 16:00 to 19:00, when it is around 12°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Saint John

What is the temperature in Saint John right now?

It is currently 5°C (42°F) in Saint John, clear (feels like 4°C).

What's the weather like in Saint John right now?

Right now Saint John has Clear, humidity 91%, wind 6 km/h WNW.

What is today's forecast for Saint John?

Today in Saint John: high 13°C, low 4°C, sunny. Chance of rain: 11%.

What is the 7-day weather forecast for Saint John?

Daily highs and lows for Saint John:

  • 2026-10-20: 13°C / 4°C
  • 2026-10-21: 11°C / 1°C
  • 2026-10-22: 12°C / 3°C
  • 2026-10-23: 8°C / -1°C
  • 2026-10-24: 12°C / -2°C
  • 2026-10-25: 15°C / 2°C
  • 2026-10-26: 13°C / 6°C
Is it going to rain in Saint John today?

There is a 11% chance of rain in Saint John today.

What is the wind speed in Saint John right now?

Wind in Saint John is currently 6 km/h (4 mph) from the WNW.

What is the UV index in Saint John right now?

The UV index in Saint John is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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