Weather in Smiths Falls

Ontario, 131 m · continuously updated

–^°C

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

Temperature · last 4 and next 28 hours

Smiths Falls weather: the next 24 hours

Updated hourly.

Smiths Falls 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 Smiths Falls

Neighbouring towns, as the crow flies.

Perth18 km Carleton Place27 km Almonte39 km Mississippi Mills39 km Stittsville39 km Brockville44 km Bridlewood44 km Glen Cairn (Ontario)45 km

7-day forecast for Smiths Falls

Today (Thursday 15 Oct) in Smiths Falls: overcast, 4 to 10 °C, precipitation 0.0 mm (5 %), wind up to 15 km/h. Tomorrow: rain, 4 to 16 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	4 °C	10 °C	0.0 mm	15 km/h
Tomorrow	rain	4 °C	16 °C	24.2 mm	29 km/h
Sat 17 Oct	overcast	-1 °C	6 °C	0.0 mm	25 km/h
Sun 18 Oct	overcast	2 °C	14 °C	0.0 mm	22 km/h
Mon 19 Oct	overcast	8 °C	17 °C	0.0 mm	23 km/h
Tue 20 Oct	overcast	7 °C	16 °C	0.0 mm	11 km/h
Wed 21 Oct	partly cloudy	3 °C	10 °C	0.0 mm	12 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 131 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Smiths Falls

Tomorrow, Friday 16 Oct, in Smiths Falls: rain, from 4 to 16 °C, 24.2 mm of precipitation (probability 93 %), wind up to 29 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	overcast	7 °C	0.0 mm	7 %	13 km/h
03:00	rain	7 °C	2.5 mm	77 %	17 km/h
06:00	light rain	8 °C	1.4 mm	93 %	19 km/h
09:00	heavy drizzle	9 °C	1.1 mm	72 %	8 km/h
12:00	heavy drizzle	14 °C	1.1 mm	54 %	15 km/h
15:00	overcast	8 °C	0.0 mm	24 %	26 km/h
18:00	overcast	6 °C	0.0 mm	3 %	24 km/h
21:00	overcast	5 °C	0.0 mm	3 %	23 km/h

Frequently asked questions

Will it rain tomorrow in Smiths Falls?

Yes: 24.2 mm expected, probability 93 %.

How warm will it be tomorrow in Smiths Falls?

Between 4 and 16 °C.

The weekend

This weekend in Smiths Falls: 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	25 km/h
Sun 18 Oct	overcast	2 °C	14 °C	0.0 mm	22 km/h

Hour by hour

The next 48 hours in Smiths Falls, hour by hour: temperature from -1 to 16 °C, 24.2 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	sunny	8 °C	0.0 mm	0 %	10 km/h
12:00	sunny	9 °C	0.0 mm	0 %	11 km/h
13:00	overcast	10 °C	0.0 mm	0 %	11 km/h
14:00	mostly sunny	10 °C	0.0 mm	0 %	9 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 %	9 km/h
18:00	overcast	8 °C	0.0 mm	0 %	8 km/h
19:00	overcast	7 °C	0.0 mm	0 %	9 km/h
20:00	overcast	6 °C	0.0 mm	0 %	9 km/h
21:00	overcast	6 °C	0.0 mm	0 %	11 km/h
22:00	overcast	7 °C	0.0 mm	2 %	12 km/h
23:00	overcast	7 °C	0.0 mm	5 %	10 km/h
00:00	overcast	7 °C	0.0 mm	7 %	13 km/h
01:00	overcast	7 °C	0.0 mm	12 %	13 km/h
02:00	heavy drizzle	7 °C	1.1 mm	37 %	15 km/h
03:00	rain	7 °C	2.5 mm	77 %	17 km/h
04:00	rain	7 °C	5.8 mm	89 %	19 km/h
05:00	rain	7 °C	7.2 mm	90 %	16 km/h
06:00	light rain	8 °C	1.4 mm	93 %	19 km/h
07:00	rain	8 °C	3.6 mm	90 %	16 km/h
08:00	light drizzle	9 °C	0.4 mm	82 %	9 km/h
09:00	heavy drizzle	9 °C	1.1 mm	72 %	8 km/h
10:00	fog	10 °C	0.0 mm	73 %	8 km/h
11:00	fog	12 °C	0.0 mm	64 %	12 km/h
12:00	heavy drizzle	14 °C	1.1 mm	54 %	15 km/h
13:00	overcast	16 °C	0.0 mm	39 %	19 km/h
14:00	overcast	11 °C	0.0 mm	22 %	29 km/h
15:00	overcast	8 °C	0.0 mm	24 %	26 km/h
16:00	overcast	8 °C	0.0 mm	26 %	26 km/h
17:00	overcast	7 °C	0.0 mm	16 %	26 km/h
18:00	overcast	6 °C	0.0 mm	3 %	24 km/h
19:00	overcast	6 °C	0.0 mm	3 %	23 km/h
20:00	overcast	5 °C	0.0 mm	3 %	22 km/h
21:00	overcast	5 °C	0.0 mm	3 %	23 km/h
22:00	overcast	4 °C	0.0 mm	3 %	20 km/h
23:00	overcast	4 °C	0.0 mm	1 %	23 km/h
00:00	overcast	4 °C	0.0 mm	1 %	21 km/h
01:00	overcast	3 °C	0.0 mm	1 %	24 km/h
02:00	overcast	3 °C	0.0 mm	1 %	20 km/h
03:00	overcast	2 °C	0.0 mm	0 %	25 km/h
04:00	sunny	1 °C	0.0 mm	0 %	23 km/h
05:00	sunny	0 °C	0.0 mm	0 %	20 km/h
06:00	sunny	0 °C	0.0 mm	0 %	22 km/h
07:00	sunny	0 °C	0.0 mm	0 %	21 km/h
08:00	sunny	-1 °C	0.0 mm	0 %	21 km/h
09:00	sunny	0 °C	0.0 mm	0 %	22 km/h
10:00	sunny	1 °C	0.0 mm	0 %	21 km/h

Location of Smiths Falls

Smiths Falls lies at 131 m, 73 m below the average of the 187 places we cover in Ontario (204 m). That makes it the 52nd lowest of the 187. The main town, Toronto, lies 300 km to the south-west. The nearest places we cover are Perth (18 km to the west), Carleton Place (27 km to the north), Almonte (39 km to the north) and Mississippi Mills (39 km to the north). With about 8,885 inhabitants according to GeoNames, Smiths Falls is the 141st largest of the 187 places we cover in Ontario.