Thousand Islands National Park Weather in August

Average temperatures, rainfall, sunshine and the best places to visit in Thousand Islands National Park, Canada in August.

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Brockville

Planning a getaway to Thousand Islands National Park, Canada this August and curious about the weather you should prepare for? Discover all the vital details you need on this page, solving your puzzle:

What to Expect in Thousand Islands National Park in August

Thousand Islands National Park, Canada is a region in Canada. August in Thousand Islands National Park generally has warm temperatures, with moderate precipitation. During August, summer is in full swing.

Temperatures

You can expect warm maximum daytime temperatures of around 26°C (79°F) and nighttime temperatures around 16°C (61°F) in Brockville.

To learn more about the conditions in specific areas of Thousand Islands National Park, Canada, check out the map below.

Precipitation

August is a moderate rainy month with an average rainfall of around 93 mm (3.7 in) in Brockville.

Average sunshine

Plenty of sunshine can be expected in numerous places in August. Brockville typically receives 241 hours of sunlight, making it ideal for those seeking sunny weather.

Explore Thousand Islands National Park by month

Pick a month to see the average temperature, rainfall and sunshine in Thousand Islands National Park — and find the best time to visit. (based on Brockville)

January-2°C (28°F) February-3°C (27°F) March4°C (39°F) April12°C (54°F) May20°C (68°F) June23°C (73°F) This monthJuly26°C (79°F) August26°C (79°F) September22°C (72°F) October14°C (57°F) November8°C (46°F) December1°C (34°F)
Best Time to Visit Thousand Islands National Park →

Best Places to Visit in Thousand Islands National Park in August

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Thousand Islands National Park.

Conditions Temperatures Precipitation
perfect weather
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

Popular Destinations in Thousand Islands National Park

What is the weather like in August for the most popular destinonation in Thousand Islands National Park, Canada?

Brockville

In August Brockville generally has high temperatures with maximum daytime temperatures around 26°C (79°F), minimum nighttime temperatures around 16°C (61°F) and moderate monthly rainfall. So on average the conditions are perfect that month.

« July
August
September »
July
August
September
Max temperature
26°C (79°F)
26°C (79°F)
22°C (72°F)
Min temperature
17°C (63°F)
16°C (61°F)
12°C (54°F)
Monthly sun hours
280 hours
241 hours
165 hours
Monthly rainfall
92 mm (3.6 in)
93 mm (3.7 in)
85 mm (3.3 in)
Monthly rainy days
13 days
13 days
12 days
Weather conditions
perfect
perfect
perfect
Climate in Brockville →

Is your destination not in the list? Have a look at all destinations in Thousand Islands National Park, in Canada.

Thousand Islands National Park weather in August: frequently asked questions

What is the weather like in Thousand Islands National Park, Canada in August?

Expect perfect weather across Thousand Islands National Park, Canada in August. The popular destination of Brockville averages 26°C (79°F) by day and 16°C (61°F) at night during this summer month.

What is the average temperature in Thousand Islands National Park, Canada in August?

In Brockville, the average daytime high in August is 26°C (79°F), while nighttime temperatures drop to around 16°C (61°F).

Does Thousand Islands National Park, Canada get a lot of rain in August?

Not particularly. Brockville averages just 93 mm (3.7 in) of rain in August, making it a mostly dry month for Thousand Islands National Park, Canada.

Is August a Good Time to Visit Thousand Islands National Park, Canada?

We believe that August is one of the best times to visit Thousand Islands National Park, Canada with overall perfect weather in Brockville. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Thousand Islands National Park, Canada is in May, July, August and September with generally perfect weather in Brockville. On the other hand, the months of January, February, March, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Thousand Islands National Park.

Weather and climate has detailed information for every country in the world. Are you going to Canada? Get detailed historical weather averages for many cities in Canada.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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