Weather in Ottawa

Ontario, 71 m · continuously updated

–^°C

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

Temperature · last 4 and next 28 hours

Ottawa weather: the next 24 hours

Updated hourly.

Ottawa 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 Ottawa

Neighbouring towns, as the crow flies.

Sandy Hill2 km Ottawa South2 km Lowertown2 km Hintonburg2 km Overbrook4 km Vanier4 km Le Plateau7 km Viscount Alexander Park7 km

7-day forecast for Ottawa

Today (Thursday 15 Oct) in Ottawa: overcast, 3 to 10 °C, precipitation 0.0 mm (3 %), wind up to 12 km/h. Tomorrow: rain, 4 to 9 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	3 °C	10 °C	0.0 mm	12 km/h
Tomorrow	rain	4 °C	9 °C	16.9 mm	24 km/h
Sat 17 Oct	overcast	0 °C	6 °C	0.0 mm	20 km/h
Sun 18 Oct	overcast	2 °C	14 °C	0.0 mm	19 km/h
Mon 19 Oct	overcast	8 °C	17 °C	0.0 mm	22 km/h
Tue 20 Oct	sunny	7 °C	16 °C	0.0 mm	12 km/h
Wed 21 Oct	overcast	4 °C	11 °C	0.0 mm	10 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 71 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Ottawa

Tomorrow, Friday 16 Oct, in Ottawa: rain, from 4 to 9 °C, 16.9 mm of precipitation (probability 96 %), wind up to 24 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	overcast	6 °C	0.0 mm	6 %	11 km/h
03:00	light drizzle	6 °C	0.4 mm	57 %	18 km/h
06:00	rain	6 °C	5.0 mm	96 %	19 km/h
09:00	drizzle	7 °C	0.7 mm	72 %	13 km/h
12:00	fog	8 °C	0.0 mm	63 %	5 km/h
15:00	overcast	8 °C	0.0 mm	15 %	14 km/h
18:00	overcast	6 °C	0.0 mm	3 %	18 km/h
21:00	overcast	5 °C	0.0 mm	2 %	17 km/h

Frequently asked questions

Will it rain tomorrow in Ottawa?

Yes: 16.9 mm expected, probability 96 %.

How warm will it be tomorrow in Ottawa?

Between 4 and 9 °C.

The weekend

This weekend in Ottawa: Saturday overcast, 0 to 6 °C, Sunday overcast, 2 to 14 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	overcast	0 °C	6 °C	0.0 mm	20 km/h
Sun 18 Oct	overcast	2 °C	14 °C	0.0 mm	19 km/h

Hour by hour

The next 48 hours in Ottawa, hour by hour: temperature from 0 to 10 °C, 16.9 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	sunny	8 °C	0.0 mm	0 %	8 km/h
12:00	sunny	9 °C	0.0 mm	0 %	9 km/h
13:00	sunny	10 °C	0.0 mm	0 %	9 km/h
14:00	overcast	10 °C	0.0 mm	0 %	6 km/h
15:00	overcast	10 °C	0.0 mm	0 %	2 km/h
16:00	overcast	10 °C	0.0 mm	0 %	4 km/h
17:00	overcast	10 °C	0.0 mm	0 %	4 km/h
18:00	overcast	9 °C	0.0 mm	0 %	5 km/h
19:00	overcast	8 °C	0.0 mm	0 %	7 km/h
20:00	overcast	7 °C	0.0 mm	0 %	8 km/h
21:00	overcast	6 °C	0.0 mm	1 %	8 km/h
22:00	overcast	6 °C	0.0 mm	2 %	5 km/h
23:00	overcast	6 °C	0.0 mm	3 %	8 km/h
00:00	overcast	6 °C	0.0 mm	6 %	11 km/h
01:00	overcast	6 °C	0.0 mm	8 %	17 km/h
02:00	light drizzle	6 °C	0.4 mm	15 %	16 km/h
03:00	light drizzle	6 °C	0.4 mm	57 %	18 km/h
04:00	rain	6 °C	2.5 mm	83 %	19 km/h
05:00	light rain	6 °C	2.2 mm	93 %	24 km/h
06:00	rain	6 °C	5.0 mm	96 %	19 km/h
07:00	rain	6 °C	5.0 mm	91 %	19 km/h
08:00	drizzle	6 °C	0.7 mm	84 %	16 km/h
09:00	drizzle	7 °C	0.7 mm	72 %	13 km/h
10:00	fog	7 °C	0.0 mm	63 %	10 km/h
11:00	fog	8 °C	0.0 mm	64 %	5 km/h
12:00	fog	8 °C	0.0 mm	63 %	5 km/h
13:00	fog	8 °C	0.0 mm	53 %	8 km/h
14:00	overcast	9 °C	0.0 mm	38 %	17 km/h
15:00	overcast	8 °C	0.0 mm	15 %	14 km/h
16:00	overcast	8 °C	0.0 mm	10 %	17 km/h
17:00	overcast	7 °C	0.0 mm	10 %	19 km/h
18:00	overcast	6 °C	0.0 mm	3 %	18 km/h
19:00	overcast	5 °C	0.0 mm	3 %	17 km/h
20:00	overcast	5 °C	0.0 mm	2 %	18 km/h
21:00	overcast	5 °C	0.0 mm	2 %	17 km/h
22:00	overcast	4 °C	0.0 mm	2 %	16 km/h
23:00	overcast	4 °C	0.0 mm	1 %	15 km/h
00:00	overcast	4 °C	0.0 mm	1 %	17 km/h
01:00	overcast	4 °C	0.0 mm	1 %	18 km/h
02:00	overcast	3 °C	0.0 mm	1 %	18 km/h
03:00	overcast	2 °C	0.0 mm	0 %	20 km/h
04:00	sunny	1 °C	0.0 mm	0 %	18 km/h
05:00	sunny	0 °C	0.0 mm	0 %	15 km/h
06:00	sunny	0 °C	0.0 mm	0 %	14 km/h
07:00	sunny	0 °C	0.0 mm	0 %	15 km/h
08:00	overcast	0 °C	0.0 mm	0 %	17 km/h
09:00	sunny	1 °C	0.0 mm	0 %	20 km/h
10:00	sunny	2 °C	0.0 mm	0 %	19 km/h

Location of Ottawa

Ottawa lies at 71 m, 133 m below the average of the 187 places we cover in Ontario (204 m). That makes it the 13th lowest of the 187. The main town, Toronto, lies 349 km to the south-west. The nearest places we cover are Sandy Hill (2 km to the north-east), Ottawa South (2 km to the south), Lowertown (2 km to the north) and Hintonburg (2 km to the west). With about 1,017,449 inhabitants according to GeoNames, Ottawa is the 2nd largest of the 187 places we cover in Ontario.