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Weather in Greater Sudbury for August 2025

Your guide to Greater Sudbury weather in August - trends and predictions
  • In general, the average temperature in Greater Sudbury at the beginning of August is 25.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22.7 °C by the end of August.

  • Expect significant rainfall in Greater Sudbury during August, with an average of 18 rainy days.

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Average dry days
13
Dry days
Average rainy days
18
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/11°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
71 %
Avg humidity

Greater Sudbury in August average weather

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Temperatures trend during August in Greater Sudbury

See the weather trend as well as the moving average line

August weather day by day

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Date Weather Temperatures Rain UV More
1 Aug. Overcast
Overcast
27° /13° 0 mm 7
2 Aug. Patchy rain possible
Patchy rain possible
27° /15° 1.8 mm 7
3 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
28° /16° 5.9 mm 7
4 Aug. Patchy rain possible
Patchy rain possible
25° /14° 0.1 mm 6
5 Aug. Cloudy
Cloudy
24° /13° 0 mm 6
6 Aug. Sunny
Sunny
25° /11° 0 mm 7
7 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /11° 9.7 mm 6
8 Aug. Overcast
Overcast
25° /13° 1.6 mm 6
9 Aug. Heavy rain at times
Heavy rain at times
25° /13° 1.5 mm 6
10 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
18° /11° 3 mm 5
11 Aug. Patchy rain possible
Patchy rain possible
17° /10° 1 mm 4
12 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
20° /10° 12.4 mm 5
13 Aug. Patchy rain possible
Patchy rain possible
23° /12° 0.2 mm 6
14 Aug. Cloudy
Cloudy
26° /12° 0.5 mm 6
15 Aug. Overcast
Overcast
26° /13° 0.2 mm 6
16 Aug. Patchy rain possible
Patchy rain possible
23° /14° 0.3 mm 5
17 Aug. Moderate or heavy rain shower
Moderate or heavy rain shower
22° /15° 16.2 mm 5
18 Aug. Patchy rain possible
Patchy rain possible
18° /12° 4.9 mm 4
19 Aug. Patchy rain possible
Patchy rain possible
22° /9° 0.1 mm 5
20 Aug. Patchy rain possible
Patchy rain possible
24° /11° 0.9 mm 6
21 Aug. Overcast
Overcast
22° /9° 0 mm 6
22 Aug. Partly cloudy
Partly cloudy
24° /10° 0 mm 6
23 Aug. Patchy rain possible
Patchy rain possible
23° /12° 0.8 mm 6
24 Aug. Patchy rain possible
Patchy rain possible
24° /14° 3.3 mm 6
25 Aug. Fog
Fog
25° /13° 0.8 mm 6
26 Aug. Overcast
Overcast
25° /11° 6.2 mm 6
27 Aug. Sunny
Sunny
24° /10° 4.9 mm 6
28 Aug. Sunny
Sunny
19° /9° 0.3 mm 5
29 Aug. Moderate rain
Moderate rain
20° /7° 11.5 mm 5
30 Aug. Cloudy
Cloudy
21° /7° 0.9 mm 5
31 Aug. Sunny
Sunny
25° /9° 0 mm 7
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Important Notice
Our weather forecast for Greater Sudbury 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 Greater Sudbury forecast closer to your planned date for the most up-to-date weather information.

Greater Sudbury in August - FAQ

What are the expected maximum and minimum temperatures in Greater Sudbury during August?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Greater Sudbury during August?
Significant rainfall exceeding 128.7 mm is expected in Greater Sudbury during August, occurring over more than 18 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Greater Sudbury during August?
The average wind speed in Greater Sudbury during August is 15 km/h, suggesting breezy to windy conditions, depending on your activities.

August rainfall patterns in Greater Sudbury

Explore the daily rainfall trends and prepare for Greater Sudburys August weather 💧

UV exposure in Greater Sudbury during August

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

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Location coordinates Where is Greater Sudbury?

Get accurate weather forecasts for Greater Sudbury, located at latitude 46.49 and longitude -80.99. Stay updated with localized weather information tailored for Greater Sudbury.

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