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Weather in Dunnville

Ontario, 173 m · continuously updated

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

Temperature · last 4 and next 28 hours

Dunnville weather: the next 24 hours

Updated hourly.

Dunnville 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 Dunnville

Neighbouring towns, as the crow flies.

Port Colborne31 km Welland31 km Grimsby34 km Stoney Creek37 km Thorold42 km St. Catharines43 km Hamilton43 km Crystal Beach46 km

7-day forecast for Dunnville

Today (Thursday 15 Oct) in Dunnville: overcast, 11 to 15 °C, precipitation 0.0 mm (29 %), wind up to 17 km/h. Tomorrow: rain, 6 to 19 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	11 °C	15 °C	0.0 mm	17 km/h
Tomorrow	rain	6 °C	19 °C	4.7 mm	36 km/h
Sat 17 Oct	light snow	2 °C	10 °C	0.7 mm	25 km/h
Sun 18 Oct	overcast	5 °C	14 °C	0.0 mm	36 km/h
Mon 19 Oct	overcast	12 °C	16 °C	0.0 mm	28 km/h
Tue 20 Oct	overcast	10 °C	18 °C	0.0 mm	15 km/h
Wed 21 Oct	overcast	7 °C	16 °C	0.0 mm	21 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 173 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Dunnville

Tomorrow, Friday 16 Oct, in Dunnville: rain, from 6 to 19 °C, 4.7 mm of precipitation (probability 67 %), wind up to 36 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	overcast	12 °C	0.0 mm	38 %	6 km/h
03:00	rain	14 °C	3.6 mm	67 %	3 km/h
06:00	overcast	19 °C	0.0 mm	24 %	34 km/h
09:00	overcast	19 °C	0.0 mm	41 %	30 km/h
12:00	light drizzle	16 °C	0.4 mm	7 %	29 km/h
15:00	overcast	12 °C	0.0 mm	10 %	25 km/h
18:00	overcast	10 °C	0.0 mm	3 %	25 km/h
21:00	overcast	8 °C	0.0 mm	2 %	25 km/h

Frequently asked questions

Will it rain tomorrow in Dunnville?

Yes: 4.7 mm expected, probability 67 %.

How warm will it be tomorrow in Dunnville?

Between 6 and 19 °C.

The weekend

This weekend in Dunnville: Saturday light snow, 2 to 10 °C, Sunday overcast, 5 to 14 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	light snow	2 °C	10 °C	0.7 mm	25 km/h
Sun 18 Oct	overcast	5 °C	14 °C	0.0 mm	36 km/h

Hour by hour

The next 48 hours in Dunnville, hour by hour: temperature from 2 to 19 °C, 5.4 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	overcast	11 °C	0.0 mm	0 %	16 km/h
12:00	overcast	12 °C	0.0 mm	0 %	15 km/h
13:00	overcast	12 °C	0.0 mm	0 %	15 km/h
14:00	mostly sunny	14 °C	0.0 mm	0 %	12 km/h
15:00	mostly sunny	15 °C	0.0 mm	0 %	13 km/h
16:00	mostly sunny	15 °C	0.0 mm	0 %	14 km/h
17:00	sunny	15 °C	0.0 mm	1 %	13 km/h
18:00	overcast	14 °C	0.0 mm	1 %	12 km/h
19:00	overcast	13 °C	0.0 mm	3 %	11 km/h
20:00	overcast	12 °C	0.0 mm	5 %	13 km/h
21:00	overcast	12 °C	0.0 mm	5 %	14 km/h
22:00	overcast	12 °C	0.0 mm	14 %	12 km/h
23:00	overcast	12 °C	0.0 mm	29 %	8 km/h
00:00	overcast	12 °C	0.0 mm	38 %	6 km/h
01:00	overcast	12 °C	0.0 mm	43 %	3 km/h
02:00	drizzle	12 °C	0.7 mm	61 %	3 km/h
03:00	rain	14 °C	3.6 mm	67 %	3 km/h
04:00	overcast	18 °C	0.0 mm	64 %	31 km/h
05:00	overcast	19 °C	0.0 mm	35 %	36 km/h
06:00	overcast	19 °C	0.0 mm	24 %	34 km/h
07:00	overcast	19 °C	0.0 mm	22 %	32 km/h
08:00	overcast	19 °C	0.0 mm	29 %	32 km/h
09:00	overcast	19 °C	0.0 mm	41 %	30 km/h
10:00	overcast	18 °C	0.0 mm	38 %	31 km/h
11:00	overcast	17 °C	0.0 mm	21 %	28 km/h
12:00	light drizzle	16 °C	0.4 mm	7 %	29 km/h
13:00	overcast	16 °C	0.0 mm	10 %	30 km/h
14:00	overcast	16 °C	0.0 mm	9 %	27 km/h
15:00	overcast	12 °C	0.0 mm	10 %	25 km/h
16:00	overcast	12 °C	0.0 mm	10 %	24 km/h
17:00	overcast	11 °C	0.0 mm	5 %	24 km/h
18:00	overcast	10 °C	0.0 mm	3 %	25 km/h
19:00	overcast	9 °C	0.0 mm	4 %	23 km/h
20:00	overcast	8 °C	0.0 mm	3 %	24 km/h
21:00	overcast	8 °C	0.0 mm	2 %	25 km/h
22:00	overcast	7 °C	0.0 mm	1 %	21 km/h
23:00	overcast	6 °C	0.0 mm	7 %	25 km/h
00:00	overcast	6 °C	0.0 mm	7 %	25 km/h
01:00	partly cloudy	5 °C	0.0 mm	7 %	25 km/h
02:00	overcast	4 °C	0.0 mm	7 %	21 km/h
03:00	overcast	3 °C	0.0 mm	2 %	21 km/h
04:00	partly cloudy	2 °C	0.0 mm	2 %	21 km/h
05:00	light snow	2 °C	0.4 mm	2 %	20 km/h
06:00	light snow	2 °C	0.3 mm	2 %	23 km/h
07:00	overcast	2 °C	0.0 mm	2 %	18 km/h
08:00	overcast	2 °C	0.0 mm	2 %	16 km/h
09:00	sunny	3 °C	0.0 mm	0 %	22 km/h
10:00	sunny	4 °C	0.0 mm	0 %	25 km/h

Location of Dunnville

Dunnville lies at 173 m, 31 m below the average of the 187 places we cover in Ontario (204 m). That makes it the 64th lowest of the 187. The main town, Toronto, lies 91 km to the north. The nearest places we cover are Port Colborne (31 km to the east), Welland (31 km to the east), Grimsby (34 km to the north) and Stoney Creek (37 km to the north). With about 5,907 inhabitants according to GeoNames, Dunnville is the 172nd largest of the 187 places we cover in Ontario.