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Weather in Arnprior

Ontario, 72 m · continuously updated

–^°C

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

Temperature · last 4 and next 28 hours

Arnprior weather: the next 24 hours

Updated hourly.

Arnprior 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 Arnprior

Neighbouring towns, as the crow flies.

Mississippi Mills25 km Almonte26 km Renfrew26 km Carleton Place37 km Kanata37 km Stittsville40 km Glen Cairn (Ontario)40 km Bridlewood42 km

7-day forecast for Arnprior

Today (Thursday 15 Oct) in Arnprior: overcast, 3 to 11 °C, precipitation 0.0 mm (4 %), wind up to 22 km/h. Tomorrow: heavy rain, 4 to 8 °C.

Day	Weather	Min	Max	Precip.	Wind
Today	overcast	3 °C	11 °C	0.0 mm	22 km/h
Tomorrow	heavy rain	4 °C	8 °C	30.3 mm	31 km/h
Sat 17 Oct	overcast	0 °C	6 °C	0.0 mm	35 km/h
Sun 18 Oct	overcast	3 °C	15 °C	0.0 mm	22 km/h
Mon 19 Oct	overcast	7 °C	18 °C	0.0 mm	22 km/h
Tue 20 Oct	sunny	6 °C	16 °C	0.0 mm	13 km/h
Wed 21 Oct	partly cloudy	2 °C	10 °C	0.0 mm	10 km/h

Forecast updated on 15.10.2026 at 11:44 (Open-Meteo model, elevation 72 m). The live block at the top of the page is refreshed hourly and covers 14 days.

Tomorrow's weather in Arnprior

Tomorrow, Friday 16 Oct, in Arnprior: heavy rain, from 4 to 8 °C, 30.3 mm of precipitation (probability 92 %), wind up to 31 km/h.

Hour	Weather	Temp.	Precip.	Chance	Wind
00:00	overcast	7 °C	0.0 mm	6 %	14 km/h
03:00	light rain	6 °C	2.2 mm	77 %	19 km/h
06:00	heavy rain	6 °C	14.4 mm	90 %	24 km/h
09:00	overcast	7 °C	0.0 mm	50 %	15 km/h
12:00	fog	8 °C	0.0 mm	42 %	8 km/h
15:00	overcast	7 °C	0.0 mm	8 %	25 km/h
18:00	overcast	6 °C	0.0 mm	2 %	31 km/h
21:00	mostly sunny	4 °C	0.0 mm	2 %	30 km/h

Frequently asked questions

Will it rain tomorrow in Arnprior?

Yes: 30.3 mm expected, probability 92 %.

How warm will it be tomorrow in Arnprior?

Between 4 and 8 °C.

The weekend

This weekend in Arnprior: Saturday overcast, 0 to 6 °C, Sunday overcast, 3 to 15 °C.

Day	Weather	Min	Max	Precip.	Wind
Sat 17 Oct	overcast	0 °C	6 °C	0.0 mm	35 km/h
Sun 18 Oct	overcast	3 °C	15 °C	0.0 mm	22 km/h

Hour by hour

The next 48 hours in Arnprior, hour by hour: temperature from 0 to 11 °C, 30.3 mm of rain expected.

Hour	Weather	Temp.	Precip.	Chance	Wind
11:00	sunny	8 °C	0.0 mm	0 %	9 km/h
12:00	sunny	9 °C	0.0 mm	0 %	7 km/h
13:00	sunny	10 °C	0.0 mm	0 %	7 km/h
14:00	overcast	10 °C	0.0 mm	0 %	5 km/h
15:00	overcast	11 °C	0.0 mm	0 %	2 km/h
16:00	overcast	11 °C	0.0 mm	0 %	2 km/h
17:00	overcast	10 °C	0.0 mm	0 %	6 km/h
18:00	overcast	9 °C	0.0 mm	0 %	6 km/h
19:00	overcast	8 °C	0.0 mm	0 %	9 km/h
20:00	overcast	7 °C	0.0 mm	1 %	10 km/h
21:00	overcast	7 °C	0.0 mm	2 %	10 km/h
22:00	overcast	7 °C	0.0 mm	3 %	12 km/h
23:00	overcast	7 °C	0.0 mm	4 %	7 km/h
00:00	overcast	7 °C	0.0 mm	6 %	14 km/h
01:00	light rain	7 °C	1.4 mm	11 %	15 km/h
02:00	light drizzle	6 °C	0.4 mm	24 %	18 km/h
03:00	light rain	6 °C	2.2 mm	77 %	19 km/h
04:00	rain	6 °C	2.9 mm	89 %	22 km/h
05:00	rain	6 °C	6.1 mm	92 %	21 km/h
06:00	heavy rain	6 °C	14.4 mm	90 %	24 km/h
07:00	light rain	6 °C	1.8 mm	89 %	17 km/h
08:00	drizzle	7 °C	0.7 mm	78 %	16 km/h
09:00	overcast	7 °C	0.0 mm	50 %	15 km/h
10:00	light drizzle	7 °C	0.4 mm	46 %	11 km/h
11:00	fog	8 °C	0.0 mm	39 %	7 km/h
12:00	fog	8 °C	0.0 mm	42 %	8 km/h
13:00	fog	8 °C	0.0 mm	34 %	23 km/h
14:00	overcast	8 °C	0.0 mm	20 %	25 km/h
15:00	overcast	7 °C	0.0 mm	8 %	25 km/h
16:00	overcast	7 °C	0.0 mm	9 %	29 km/h
17:00	overcast	6 °C	0.0 mm	3 %	31 km/h
18:00	overcast	6 °C	0.0 mm	2 %	31 km/h
19:00	overcast	5 °C	0.0 mm	2 %	31 km/h
20:00	overcast	5 °C	0.0 mm	2 %	31 km/h
21:00	mostly sunny	4 °C	0.0 mm	2 %	30 km/h
22:00	sunny	4 °C	0.0 mm	2 %	29 km/h
23:00	overcast	4 °C	0.0 mm	1 %	29 km/h
00:00	overcast	4 °C	0.0 mm	1 %	30 km/h
01:00	overcast	3 °C	0.0 mm	1 %	31 km/h
02:00	overcast	3 °C	0.0 mm	1 %	35 km/h
03:00	sunny	2 °C	0.0 mm	0 %	33 km/h
04:00	sunny	1 °C	0.0 mm	0 %	31 km/h
05:00	sunny	1 °C	0.0 mm	0 %	29 km/h
06:00	sunny	1 °C	0.0 mm	0 %	28 km/h
07:00	sunny	0 °C	0.0 mm	0 %	26 km/h
08:00	sunny	0 °C	0.0 mm	0 %	23 km/h
09:00	partly cloudy	0 °C	0.0 mm	0 %	23 km/h
10:00	sunny	1 °C	0.0 mm	0 %	22 km/h

Location of Arnprior

Arnprior lies at 72 m, 132 m below the average of the 187 places we cover in Ontario (204 m). That makes it the 15th lowest of the 187. The main town, Toronto, lies 309 km to the south-west. The nearest places we cover are Mississippi Mills (25 km to the south-east), Almonte (26 km to the south-east), Renfrew (26 km to the west) and Carleton Place (37 km to the south-east). With about 8,795 inhabitants according to GeoNames, Arnprior is the 142nd largest of the 187 places we cover in Ontario.