Last updated: June 18, 2025
In August, the average temperature in Greater Sudbury, Canada is a comfortable 18°C (65°F), with lows dipping to 5°C (41°F) and highs reaching up to 32°C (90°F). Expect about 96 mm (3.8 in) of precipitation spread over approximately 11 days, leading to an average humidity level of 71%. Whether you're exploring or relaxing, this month offers a refreshing climate to enjoy!
In August in Greater Sudbury, the average temperature is 18°C (65°F). The maximum can reach 32°C (90°F) and the minimum can be as low as 5°C (41°F). Be prepared for a range of temperatures, making it a great time for travelers to enjoy both warm days and cooler nights.
In Greater Sudbury in August, the precipitation amount is 96 mm (3.8 in) spread over 11 days, resulting in a significant accumulation of rainfall.
In Greater Sudbury in August humidity is 71%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making it a bit sticky and muggy, which can be slightly uncomfortable for traveling, especially if you're engaging in outdoor activities or exploring the city on foot.
In Greater Sudbury in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Greater Sudbury.
UV Risk Categories
Weather in Greater Sudbury varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Greater Sudbury, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | -11°C (13°F) | 45 mm (1.8 inches) | 96% | low |
February Weather | -10°C (14°F) | 60 mm (2.4 inches) | 95% | moderate |
March Weather | -5°C (24°F) | 51 mm (2.0 inches) | 89% | moderate |
April Weather | 3°C (38°F) | 83 mm (3.3 inches) | 87% | high |
May Weather | 11°C (53°F) | 82 mm (3.2 inches) | 73% | very high |
June Weather | 17°C (62°F) | 96 mm (3.8 inches) | 69% | very high |
July Weather | 20°C (68°F) | 94 mm (3.7 inches) | 66% | very high |
August Weather | 18°C (65°F) | 96 mm (3.8 inches) | 71% | very high |
September Weather | 14°C (57°F) | 90 mm (3.6 inches) | 76% | high |
October Weather | 7°C (45°F) | 124 mm (4.9 inches) | 85% | moderate |
November Weather | -2°C (29°F) | 81 mm (3.2 inches) | 89% | moderate |
December Weather | -8°C (18°F) | 65 mm (2.5 inches) | 93% | low |