Kingston Weather in August
August in Kingston brings high temperatures around 26°C (79°F) during the day, dropping to 18°C (64°F) at night, with quite a bit of rainfall expected, averaging around 101 mm (4 in) for the month.
Rainfall in Kingston in August
Based on our climate data of the past 30 years, about 11 days of rain are anticipated, with 101 mm (4 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Kingston in August
Daytime temperatures in Kingston reach 26°C (79°F) in August, dropping to 18°C (64°F) at night. The summer season is characteristic of August. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 18°C (64°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 Kingston in August
The days are predominantly sunny, with an estimated total of around 241 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Kingston.
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 Kingston's climate page.
Kingston Temperature in August
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Kingston typically stay consistent throughout August, with daily highs averaging around 26°C (79°F). Nights are pleasant, with lows typically ranging from 13°C (55°F) to 17°C (63°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 Kingston in August
Browse day-by-day weather records for Kingston spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Kingston historical weather extremes in August
The extremes listed below come from historical weather data collected in Kingston from 1976 through 2025.
- Kingston recorded its highest August temperature of 35°C (95°F) on August 8, 2001.
- The lowest daytime temperature in August was 14°C (57°F), recorded on August 15, 1979.
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 Kingston in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Kingston 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 Kingston's climate page.
See the full Kingston climate overview or explore weather in Canada.