Niagara on the Lake Weather in August
August in Niagara on the Lake averages 20°C (68°F) during the day and 12°C (54°F) at night. The perfect conditions and moderate rainfall make it a solid month to visit.
Rainfall in Niagara on the Lake in August
Past climate data indicates that roughly 8 days will see rain, totalling around 47 mm (1.9 in) for the month. Rain this month is fairly typical, a standard mix of wet and dry days with no particularly heavy or persistent showers.
Temperature in Niagara on the Lake in August
Niagara on the Lake in August is worth a visit. The temperature is perfect, with 20°C (68°F) during the day and 12°C (54°F) at night. August is known for being in the summer season. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. With lows of 12°C (54°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.
Sunshine in Niagara on the Lake in August
There are approximately 268 hours of sunshine this month, resulting in mostly clear days.If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Niagara on the Lake.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Niagara on the Lake's climate page.
Niagara on the Lake Temperature in August
Min Temperature
12°C (54°F)
Max Temperature
20°C (68°F)
Chance of Rain
27%
Precipitation
47 mm (1.9 in)
Rainy days
8 days
Humidity
72% *
Sunshine
268 hours *
Percentage Sunshine
62% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Niagara on the Lake typically stay consistent throughout August, with daily highs averaging around 20°C (68°F). Nights are pleasant, with lows typically ranging from 16°C (61°F) to 19°C (66°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather for Niagara on the Lake in August
Browse day-by-day weather records for Niagara on the Lake spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Niagara on the Lake historical weather extremes in August
Our historical data for Niagara on the Lake spans 1976 to 2025, revealing these weather extremes.
- The warmest day in August was on August 8, 2001, with a maximum of 35°C (95°F).
- The coldest August day was on August 21, 1982, with a maximum of 16°C (61°F).
- The lowest overnight temperature recorded in August was 4°C (39°F) (August 29, 1982).
Best Places in Canada in August
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in August →
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What to Wear in Niagara on the Lake in August
Comfortable temperatures call for an easy wardrobe in August. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Wet weather is likely, so pack waterproof gear for multiple rainy days. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.What To Do in Niagara on the Lake in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Niagara on the Lake's climate page.
Temperature Rainfall Sunshine Humidity
See the full Niagara on the Lake climate overview or explore weather in Canada.
