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Canada weather

Weather in Ancaster for August 2025

Your guide to Ancaster weather in August - trends and predictions

    Official Weather Alert ⚠️

  • Waterspout Warning - See hour by hour.

    • Temperatures

  • The forecast for the next days in Ancaster predicts temperatures to be around 31 °C, close to the historical average.

  • In general, the average temperature in Ancaster at the beginning of August is 30.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25 °C by the end of August.

    • Rain 🌧️

  • Ancaster in August brings notable rainfall, with an average of 17 rainy days and a total precipitation of 88 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
24°/15°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
72 %
Avg humidity

Ancaster Weather August

Move between months or click on a day
July
September
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Weather Alert Sunny
24°
2
Sunny
29°
3
Sunny
32°
4
Sunny
32°
5
Sunny
32°
6
Sunny
32°
7
Sunny
31°
8
Patchy rain possible
32°
9
Patchy rain possible
33°
10
Patchy rain possible
35°
11
Patchy rain possible
32°
12
Partly cloudy
29°
13
Partly cloudy
27°
14
Sunny
30°
15
Heavy rain at times
24°
16
Cloudy
25°
17
Patchy rain possible
26°
18
Moderate or heavy rain shower
21°
19
Overcast
23°
20
Overcast
24°
21
Overcast
24°
22
Overcast
23°
23
Moderate or heavy rain shower
23°
24
Patchy rain possible
26°
25
Fog
26°
26
Overcast
26°
27
Partly cloudy
26°
28
Mist
25°
29
Mist
24°
30
Mist
25°
31
Sunny
23°

Temperatures trend during August in Ancaster

See the weather trend as well as the moving average line

August weather in Ancaster day by day

Click on a date for more information
July September
Date Weather Temperatures Rain UV More
1 Aug. Sunny
Sunny
 24° /13° 0 mm 1.3
2 Aug. Sunny
Sunny
 29° /11° 0 mm 1.7
3 Aug. Sunny
Sunny
 32° /13° 0 mm 1.7
4 Aug. Sunny
Sunny
 32° /19° 0 mm 1.7
5 Aug. Sunny
Sunny
 32° /19° 0 mm 0.1
6 Aug. Sunny
Sunny
 32° /19° 0 mm 6
7 Aug. Sunny
Sunny
 31° /19° 0 mm 7
8 Aug. Patchy rain possible
Patchy rain possible
 32° /21° 0.4 mm 6
9 Aug. Patchy rain possible
Patchy rain possible
 33° /21° 1.2 mm 6
10 Aug. Patchy rain possible
Patchy rain possible
 35° /23° 0.6 mm 6
11 Aug. Patchy rain possible
Patchy rain possible
 32° /22° 0.8 mm 6
12 Aug. Partly cloudy
Partly cloudy
 29° /19° 0 mm 6
13 Aug. Partly cloudy
Partly cloudy
 27° /17° 0.1 mm 6
14 Aug. Sunny
Sunny
 30° /17° 0 mm 6
15 Aug. Heavy rain at times
Heavy rain at times
 24° /16° 6.8 mm 6
16 Aug. Cloudy
Cloudy
 25° /16° 0.7 mm 6
17 Aug. Patchy rain possible
Patchy rain possible
 26° /17° 6.4 mm 6
18 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 21° /15° 11.7 mm 5
19 Aug. Overcast
Overcast
 23° /12° 0.2 mm 6
20 Aug. Overcast
Overcast
 24° /12° 0 mm 6
21 Aug. Overcast
Overcast
 24° /14° 0 mm 6
22 Aug. Overcast
Overcast
 23° /13° 0 mm 6
23 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
 23° /14° 10.4 mm 6
24 Aug. Patchy rain possible
Patchy rain possible
 26° /16° 1.7 mm 7
25 Aug. Fog
Fog
 26° /16° 1.2 mm 7
26 Aug. Overcast
Overcast
 26° /14° 0 mm 6
27 Aug. Partly cloudy
Partly cloudy
 26° /15° 0 mm 7
28 Aug. Mist
Mist
 25° /13° 2.5 mm 6
29 Aug. Mist
Mist
 24° /12° 0.2 mm 6
30 Aug. Mist
Mist
 25° /13° 0.1 mm 6
31 Aug. Sunny
Sunny
 23° /13° 3.2 mm 6
Next
Important Notice
Our weather forecast for Ancaster in August is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ancaster forecast closer to your planned date for the most up-to-date weather information.
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Ancaster in August - FAQ

What are the expected maximum and minimum temperatures in Ancaster during August?
During August, expect a variety of temperatures with highs around 24° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Ancaster during August?
Moderate rainfall is anticipated in Ancaster during August, with a total of 88 mm spread over approximately 17 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Ancaster during August?
The average wind speed in Ancaster during August is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Ancaster

Explore the daily rainfall trends and prepare for Ancasters August weather 💧

UV exposure in Ancaster during August

Stay informed about UV levels for safe outdoor activities throughout the month of August ☀️

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Location coordinates Where is Ancaster?

Get accurate weather forecasts for Ancaster, located at latitude 43.218 and longitude -79.987. Stay updated with localized weather information tailored for Ancaster.

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