Weather in Mercier

Quebec, 46 m · continuously updated

–^°C

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

Temperature · last 4 and next 28 hours

Mercier weather: the next 24 hours

Updated hourly.

Mercier 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 Mercier

Neighbouring towns, as the crow flies.

Châteauguay8 km Beauharnois10 km Saint-Rémi11 km Kahnawake12 km Saint-Constant15 km Dorval15 km Sainte-Catherine (Quebec, 25 m)16 km Delson16 km

7-day forecast for Mercier

Today (Thursday 15 Oct) in Mercier: overcast, 4 to 10 °C, precipitation 0.0 mm (2 %), wind up to 12 km/h. Tomorrow: heavy rain, 5 to 14 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	4 °C	10 °C	0.0 mm	12 km/h
Tomorrow	heavy rain	5 °C	14 °C	22.1 mm	30 km/h
Sat 17 Oct	overcast	1 °C	6 °C	0.0 mm	29 km/h
Sun 18 Oct	overcast	2 °C	14 °C	0.0 mm	27 km/h
Mon 19 Oct	overcast	6 °C	17 °C	0.0 mm	25 km/h
Tue 20 Oct	overcast	8 °C	16 °C	0.0 mm	18 km/h
Wed 21 Oct	overcast	3 °C	10 °C	0.0 mm	14 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 46 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Mercier

Tomorrow, Friday 16 Oct, in Mercier: heavy rain, from 5 to 14 °C, 22.1 mm of precipitation (probability 88 %), wind up to 30 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	overcast	6 °C	0.0 mm	3 %	13 km/h
03:00	overcast	6 °C	0.0 mm	4 %	18 km/h
06:00	light rain	6 °C	2.2 mm	80 %	21 km/h
09:00	light rain	9 °C	1.8 mm	88 %	26 km/h
12:00	overcast	11 °C	0.0 mm	75 %	16 km/h
15:00	light drizzle	14 °C	0.4 mm	35 %	13 km/h
18:00	overcast	9 °C	0.0 mm	22 %	28 km/h
21:00	overcast	6 °C	0.0 mm	7 %	24 km/h

Frequently asked questions

Will it rain tomorrow in Mercier?

Yes: 22.1 mm expected, probability 88 %.

How warm will it be tomorrow in Mercier?

Between 5 and 14 °C.

The weekend

This weekend in Mercier: Saturday overcast, 1 to 6 °C, Sunday overcast, 2 to 14 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	overcast	1 °C	6 °C	0.0 mm	29 km/h
Sun 18 Oct	overcast	2 °C	14 °C	0.0 mm	27 km/h

Hour by hour

The next 48 hours in Mercier, hour by hour: temperature from 1 to 14 °C, 22.1 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	sunny	9 °C	0.0 mm	0 %	10 km/h
12:00	sunny	10 °C	0.0 mm	0 %	10 km/h
13:00	sunny	10 °C	0.0 mm	0 %	8 km/h
14:00	partly cloudy	10 °C	0.0 mm	0 %	6 km/h
15:00	overcast	10 °C	0.0 mm	0 %	6 km/h
16:00	overcast	10 °C	0.0 mm	0 %	5 km/h
17:00	overcast	10 °C	0.0 mm	0 %	4 km/h
18:00	overcast	9 °C	0.0 mm	0 %	2 km/h
19:00	overcast	8 °C	0.0 mm	0 %	8 km/h
20:00	overcast	7 °C	0.0 mm	0 %	10 km/h
21:00	overcast	6 °C	0.0 mm	0 %	11 km/h
22:00	overcast	6 °C	0.0 mm	1 %	12 km/h
23:00	overcast	6 °C	0.0 mm	2 %	12 km/h
00:00	overcast	6 °C	0.0 mm	3 %	13 km/h
01:00	overcast	6 °C	0.0 mm	5 %	17 km/h
02:00	overcast	6 °C	0.0 mm	3 %	17 km/h
03:00	overcast	6 °C	0.0 mm	4 %	18 km/h
04:00	overcast	6 °C	0.0 mm	12 %	16 km/h
05:00	light drizzle	6 °C	0.4 mm	37 %	19 km/h
06:00	light rain	6 °C	2.2 mm	80 %	21 km/h
07:00	rain	8 °C	4.3 mm	82 %	24 km/h
08:00	heavy rain	9 °C	7.9 mm	88 %	26 km/h
09:00	light rain	9 °C	1.8 mm	88 %	26 km/h
10:00	rain	9 °C	4.7 mm	74 %	22 km/h
11:00	light drizzle	10 °C	0.4 mm	71 %	20 km/h
12:00	overcast	11 °C	0.0 mm	75 %	16 km/h
13:00	overcast	12 °C	0.0 mm	71 %	11 km/h
14:00	overcast	13 °C	0.0 mm	43 %	11 km/h
15:00	light drizzle	14 °C	0.4 mm	35 %	13 km/h
16:00	overcast	13 °C	0.0 mm	34 %	27 km/h
17:00	overcast	11 °C	0.0 mm	37 %	30 km/h
18:00	overcast	9 °C	0.0 mm	22 %	28 km/h
19:00	overcast	8 °C	0.0 mm	17 %	28 km/h
20:00	overcast	7 °C	0.0 mm	9 %	25 km/h
21:00	overcast	6 °C	0.0 mm	7 %	24 km/h
22:00	overcast	6 °C	0.0 mm	3 %	25 km/h
23:00	partly cloudy	5 °C	0.0 mm	11 %	23 km/h
00:00	mostly sunny	4 °C	0.0 mm	11 %	20 km/h
01:00	mostly sunny	4 °C	0.0 mm	11 %	21 km/h
02:00	sunny	3 °C	0.0 mm	11 %	19 km/h
03:00	overcast	4 °C	0.0 mm	0 %	20 km/h
04:00	overcast	3 °C	0.0 mm	0 %	23 km/h
05:00	sunny	2 °C	0.0 mm	0 %	27 km/h
06:00	sunny	2 °C	0.0 mm	0 %	24 km/h
07:00	sunny	2 °C	0.0 mm	0 %	26 km/h
08:00	sunny	1 °C	0.0 mm	0 %	27 km/h
09:00	overcast	2 °C	0.0 mm	0 %	26 km/h
10:00	overcast	2 °C	0.0 mm	0 %	27 km/h

Location of Mercier

Mercier lies at 46 m, 38 m below the average of the 197 places we cover in Quebec (84 m). That makes it the 91st lowest of the 197. The main town, Montréal, lies 25 km to the north-east. The nearest places we cover are Châteauguay (8 km to the north), Beauharnois (10 km to the west), Saint-Rémi (11 km to the south-east) and Kahnawake (12 km to the north). With about 10,121 inhabitants according to GeoNames, Mercier is the 123rd largest of the 197 places we cover in Quebec.