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Weather in Saint John

New Brunswick, 30 m · continuously updated

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Wind: –
Humidity: –
Rain ahead: –
Sunset: –

Temperature · last 4 and next 28 hours

Saint John weather: the next 24 hours

Updated hourly.

Saint John 14-day forecast

Two-week trend.

Rain radar

Sun and golden hours

Sunrise –, golden light until –

Sunset –, golden light from –

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Air quality

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European index, measured continuously.

UV index

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Daily maximum — protection advised from 3.

Freezing level

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Snow settles about 300 m below it.

Around Saint John

Neighbouring towns, as the crow flies.

Saint John West2 km Saint John East2 km Millidgeville5 km Rothesay14 km Fairvale16 km Quispamsis19 km Fundy-St. Martins51 km Eastern Charlotte61 km

7-day forecast for Saint John

Today (Thursday 15 Oct) in Saint John: overcast, 4 to 10 °C, precipitation 0.0 mm (1 %), wind up to 28 km/h. Tomorrow: rain, 2 to 12 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	4 °C	10 °C	0.0 mm	28 km/h
Tomorrow	rain	2 °C	12 °C	10.0 mm	40 km/h
Sat 17 Oct	heavy drizzle	0 °C	14 °C	1.9 mm	24 km/h
Sun 18 Oct	overcast	-2 °C	9 °C	0.0 mm	16 km/h
Mon 19 Oct	overcast	2 °C	14 °C	0.0 mm	23 km/h
Tue 20 Oct	partly cloudy	8 °C	17 °C	0.0 mm	18 km/h
Wed 21 Oct	overcast	2 °C	10 °C	0.0 mm	16 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 30 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Saint John

Tomorrow, Friday 16 Oct, in Saint John: rain, from 2 to 12 °C, 10.0 mm of precipitation (probability 71 %), wind up to 40 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	partly cloudy	4 °C	0.0 mm	0 %	11 km/h
03:00	overcast	3 °C	0.0 mm	0 %	9 km/h
06:00	overcast	2 °C	0.0 mm	0 %	5 km/h
09:00	overcast	3 °C	0.0 mm	1 %	7 km/h
12:00	overcast	8 °C	0.0 mm	15 %	17 km/h
15:00	drizzle	7 °C	0.7 mm	55 %	28 km/h
18:00	drizzle	7 °C	0.7 mm	55 %	39 km/h
21:00	light rain	10 °C	1.4 mm	68 %	34 km/h

Frequently asked questions

Will it rain tomorrow in Saint John?

Yes: 10.0 mm expected, probability 71 %.

How warm will it be tomorrow in Saint John?

Between 2 and 12 °C.

The weekend

This weekend in Saint John: Saturday heavy drizzle, 0 to 14 °C, Sunday overcast, -2 to 9 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	heavy drizzle	0 °C	14 °C	1.9 mm	24 km/h
Sun 18 Oct	overcast	-2 °C	9 °C	0.0 mm	16 km/h

Hour by hour

The next 48 hours in Saint John, hour by hour: temperature from 2 to 14 °C, 11.8 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
12:00	sunny	9 °C	0.0 mm	0 %	25 km/h
13:00	mostly sunny	9 °C	0.0 mm	0 %	26 km/h
14:00	mostly sunny	9 °C	0.0 mm	0 %	26 km/h
15:00	sunny	10 °C	0.0 mm	0 %	28 km/h
16:00	sunny	10 °C	0.0 mm	0 %	25 km/h
17:00	sunny	9 °C	0.0 mm	0 %	22 km/h
18:00	sunny	8 °C	0.0 mm	0 %	16 km/h
19:00	sunny	6 °C	0.0 mm	0 %	14 km/h
20:00	sunny	6 °C	0.0 mm	0 %	14 km/h
21:00	sunny	5 °C	0.0 mm	0 %	15 km/h
22:00	sunny	5 °C	0.0 mm	0 %	12 km/h
23:00	sunny	4 °C	0.0 mm	0 %	13 km/h
00:00	partly cloudy	4 °C	0.0 mm	0 %	11 km/h
01:00	overcast	4 °C	0.0 mm	0 %	11 km/h
02:00	overcast	3 °C	0.0 mm	0 %	10 km/h
03:00	overcast	3 °C	0.0 mm	0 %	9 km/h
04:00	overcast	2 °C	0.0 mm	0 %	9 km/h
05:00	overcast	2 °C	0.0 mm	0 %	8 km/h
06:00	overcast	2 °C	0.0 mm	0 %	5 km/h
07:00	overcast	2 °C	0.0 mm	0 %	6 km/h
08:00	overcast	2 °C	0.0 mm	0 %	6 km/h
09:00	overcast	3 °C	0.0 mm	1 %	7 km/h
10:00	overcast	5 °C	0.0 mm	2 %	5 km/h
11:00	overcast	7 °C	0.0 mm	5 %	11 km/h
12:00	overcast	8 °C	0.0 mm	15 %	17 km/h
13:00	drizzle	7 °C	0.7 mm	12 %	22 km/h
14:00	light drizzle	7 °C	0.4 mm	29 %	21 km/h
15:00	drizzle	7 °C	0.7 mm	55 %	28 km/h
16:00	overcast	6 °C	0.0 mm	40 %	33 km/h
17:00	overcast	7 °C	0.0 mm	38 %	36 km/h
18:00	drizzle	7 °C	0.7 mm	55 %	39 km/h
19:00	overcast	8 °C	0.0 mm	71 %	40 km/h
20:00	rain	8 °C	2.5 mm	71 %	36 km/h
21:00	light rain	10 °C	1.4 mm	68 %	34 km/h
22:00	rain	11 °C	2.5 mm	65 %	30 km/h
23:00	heavy drizzle	12 °C	1.1 mm	69 %	26 km/h
00:00	heavy drizzle	13 °C	1.1 mm	99 %	24 km/h
01:00	fog	14 °C	0.0 mm	99 %	23 km/h
02:00	overcast	14 °C	0.0 mm	99 %	20 km/h
03:00	overcast	14 °C	0.0 mm	99 %	12 km/h
04:00	overcast	13 °C	0.0 mm	24 %	12 km/h
05:00	light drizzle	11 °C	0.4 mm	24 %	13 km/h
06:00	overcast	10 °C	0.0 mm	24 %	15 km/h
07:00	overcast	7 °C	0.0 mm	24 %	19 km/h
08:00	overcast	5 °C	0.0 mm	24 %	18 km/h
09:00	overcast	4 °C	0.1 mm	24 %	23 km/h
10:00	light drizzle	4 °C	0.1 mm	10 %	14 km/h
11:00	light drizzle	4 °C	0.1 mm	10 %	16 km/h

Location of Saint John

Saint John lies at 30 m, 19 m below the average of the 52 places we cover in New Brunswick (49 m). That makes it the 25th lowest of the 52. The main town, Moncton, lies 134 km to the north-east. The nearest places we cover are Saint John West (2 km to the south-west), Saint John East (2 km to the north-east), Millidgeville (5 km to the north-west) and Rothesay (14 km to the north-east). With about 71,808 inhabitants according to GeoNames, Saint John is the 2nd largest of the 52 places we cover in New Brunswick.