10-Day Weather Forecast for Alliston (ON)

Six-hourly outlook through Friday 9 October. Updated every three hours via MET Norway.

Day
Night
02:00
Morning
08:00
Afternoon
14:00
Evening
20:00
Wednesday
30 Sep
Partly cloudy
14°C (57°F)
0 mm (0 in)
Cloudy
15°C (59°F)
0.1 mm (0 in)
Cloudy
22°C (72°F)
0 mm (0 in)
Rain
19°C (66°F)
1.7 mm (0.1 in)
Hourly ›
Thursday
1 Oct
Cloudy
17°C (63°F)
0.1 mm (0 in)
Rain
18°C (64°F)
1.4 mm (0.1 in)
Rain
20°C (68°F)
1.8 mm (0.1 in)
Heavy rain
18°C (64°F)
6 mm (0.2 in)
Hourly ›
Friday
2 Oct
Rain
15°C (59°F)
1 mm (0.04 in)
Partly cloudy
12°C (54°F)
0 mm (0 in)
Cloudy
17°C (63°F)
0 mm (0 in)
Clear skies
12°C (54°F)
0 mm (0 in)
Hourly ›
Saturday
3 Oct
Clear skies
10°C (50°F)
0 mm (0 in)
Clear skies
8°C (46°F)
0 mm (0 in)
Clear skies
15°C (59°F)
0 mm (0 in)
Clear skies
9°C (48°F)
0 mm (0 in)
Hourly ›
Sunday
4 Oct
Partly cloudy
6°C (43°F)
0.1 mm (0 in)
Partly cloudy
6°C (43°F)
0.2 mm (0.01 in)
Mostly sunny
19°C (66°F)
0.1 mm (0 in)
Mostly clear
13°C (55°F)
0.1 mm (0 in)
Hourly ›
Monday
5 Oct
Mostly clear
10°C (50°F)
0 mm (0 in)
Light rain showers
8°C (46°F)
0.6 mm (0.02 in)
Mostly sunny
10°C (50°F)
0.3 mm (0.01 in)
Mostly clear
8°C (46°F)
0 mm (0 in)
Hourly ›
Tuesday
6 Oct
Partly cloudy
6°C (43°F)
0 mm (0 in)
Partly cloudy
5°C (41°F)
0 mm (0 in)
Partly cloudy
11°C (52°F)
0 mm (0 in)
Clear skies
6°C (43°F)
0 mm (0 in)
Hourly ›
Wednesday
7 Oct
Partly cloudy
4°C (39°F)
0 mm (0 in)
Clear skies
4°C (39°F)
0 mm (0 in)
Clear skies
15°C (59°F)
0 mm (0 in)
Partly cloudy
10°C (50°F)
0 mm (0 in)
Hourly ›
Thursday
8 Oct
Rain
10°C (50°F)
2.1 mm (0.1 in)
Partly cloudy
12°C (54°F)
0.1 mm (0 in)
Mostly sunny
18°C (64°F)
0.2 mm (0.01 in)
Clear skies
12°C (54°F)
0 mm (0 in)
Hourly ›
Friday
9 Oct
Clear skies
9°C (48°F)
0 mm (0 in)
—
—
—
Hourly ›
Data from MET Norway · Updated every three hours.

What's the weather in Alliston this week?

Today's weather - Wednesday 30 Sep

For Wednesday the predicted weather in Alliston is cloudy with some rain during the evening. The maximum temperature is a pleasant 22°C (72°F), while the minimum temperature is a mild 14°C (57°F).

Tomorrow's weather - Thursday 1 Oct

The forecast for Alliston on Thursday is rain throughout the day. Temperatures will range from a mild 17°C (63°F) to a pleasant 20°C (68°F).

10-Day Weather Forecast

During the next 10 days, temperatures will get cooler from 22°C (72°F) down to 15°C (59°F), with average highs of 16°C (61°F) and lows of 9°C (48°F). These values are much cooler than usual for September. The next 10 days will feature plenty of sunshine. Rain amounts are forecast to be a bit less than usual (relative to standard September patterns), with mostly dry conditions. Precipitation is expected on roughly 2 days (Wed, Thu).

Weather Forecast FAQ for Alliston

When will be the warmest day next week?

The warmest day is expected to be Wednesday with a high of 22°C (72°F).

When will be the coldest day?

The coldest day is forecasted for Wednesday with a low of 4°C (39°F).

Will it rain next week in Alliston?

Yes, rain is expected on 2 days , specifically on Wed, Thu.

How much rainfall is expected next week?

A total of 14 mm (0.6 in) of rain is forecasted for the 10-day period.

What will be the temperature range next week?

Temperatures will range from 4°C (39°F) to 22°C (72°F).

More about Alliston

Explore the full Alliston climate overview with monthly averages, or check rainfall data and temperature by month.

Alliston weather by month

Browse monthly averages for Alliston: climate by month with temperature, rainfall and sunshine.

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