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Weather in Ancaster, Canada 🇨🇦

Current Weather in Ancaster

Clear
8°C
Feels like 6°C. Clear.
🌬️ 10 km/h W
💧 78% Humidity
🧭 1020 hPa
👁️ 10.0 km Visibility
☀️ UV Index: 0.0
🌡️ Dew Point: 4°C
🌅 Sunrise: 07:26 AM
🌇 Sunset: 06:47 PM
Map Overlays:

In Ancaster right now it is 8°C and clear, feeling like 6°C. Relative humidity is 78%, with winds around 10 km/h, and the UV index is 0 (low). The next few days in Ancaster look set for about 7°C up to 19°C.

Hourly Forecast for Ancaster

07:00
Overcast
7°
21%
08:00
Sunny
8°
10%
09:00
Sunny
10°
6%
10:00
Sunny
13°
3%
11:00
Sunny
16°
1%
12:00
Sunny
18°
1%
13:00
Sunny
19°
1%
14:00
Sunny
19°
1%
15:00
Sunny
19°
1%
16:00
Sunny
19°
1%
17:00
Sunny
18°
1%
18:00
Sunny
16°
1%
19:00
Clear
13°
2%
20:00
Clear
11°
3%
21:00
Partly Cloudy
10°
6%
22:00
Overcast
10°
17%
23:00
Overcast
9°
16%
00:00
Overcast
9°
15%
01:00
Overcast
9°
16%
02:00
Overcast
9°
19%
03:00
Overcast
9°
22%
04:00
Overcast
9°
24%
05:00
Overcast
9°
26%
06:00
Overcast
9°
26%

14-Day Forecast for Ancaster

Fri, Oct 09
Sunny Sunny
19° / 7°
Sat, Oct 10
Overcast Overcast
19° / 9°
Sun, Oct 11
Overcast Overcast
14° / 12°
Mon, Oct 12
Partly Cloudy Partly Cloudy
22° / 13°
Tue, Oct 13
Overcast Overcast
18° / 10°
Wed, Oct 14
Sunny Sunny
14° / 5°
Thu, Oct 15
Overcast Overcast
14° / 5°
Fri, Oct 16
Overcast Overcast
22° / 10°
Sat, Oct 17
Overcast Overcast
11° / 5°
Sun, Oct 18
Sunny Sunny
12° / 4°
Mon, Oct 19
Sunny Sunny
14° / 4°
Tue, Oct 20
Sunny Sunny
14° / 6°
Wed, Oct 21
Sunny Sunny
18° / 7°
Thu, Oct 22
Sunny Sunny
18° / 7°

Additional Forecasts for Ancaster

Air Quality

💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 170.0 μg/m³
O₃ (Ozone) 38.0 μg/m³
NO₂ (Nitrogen Dioxide) 8.7 μg/m³
SO₂ (Sulphur Dioxide) 1.7 μg/m³
PM2.5 (Fine particles) 2.1 μg/m³
PM10 (Coarse particles) 2.3 μg/m³

Historical Weather

Weather Forecasts for Other Cities in Canada

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Best Time to Be Outside in Ancaster Today

The most comfortable window in Ancaster today looks like 13:00 to 16:00, when it is around 19°C. It should stay dry through that window. No significant rain is expected in the next several hours.

Frequently Asked Questions about Weather in Ancaster

What is the temperature in Ancaster right now?

The current temperature in Ancaster is 8°C (46°F), clear (feels like 6°C).

What's the weather like in Ancaster right now?

Right now Ancaster has Clear, humidity 78%, wind 10 km/h W.

What is today's forecast for Ancaster?

Today in Ancaster: high 19°C, low 7°C, sunny. Chance of rain: 5%.

What is the 7-day weather forecast for Ancaster?

Daily highs and lows for Ancaster:

  • 2026-10-09: 19°C / 7°C
  • 2026-10-10: 19°C / 9°C
  • 2026-10-11: 14°C / 12°C
  • 2026-10-12: 22°C / 13°C
  • 2026-10-13: 18°C / 10°C
  • 2026-10-14: 14°C / 5°C
  • 2026-10-15: 14°C / 5°C
Is it going to rain in Ancaster today?

There is a 5% chance of rain in Ancaster today.

What is the wind speed in Ancaster right now?

Wind in Ancaster is currently 10 km/h (6 mph) from the W.

What is the UV index in Ancaster right now?

The UV index in Ancaster is currently 0 (low). Sun protection is recommended when the index is 3 or higher.

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