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October Rainfall Precipitation in Thousand Islands National Park

Thousand Islands National Park is a region in Canada. October generally is a rainy month with an average rainfall around 119 mm in Brockville. It is the wettest month of the year.

Where and how much does it rain in Thousand Islands National Park in October?

Find the average total precipitation in October for the most popular destinations in Thousand Islands National Park on the map below. Click on a destination dot for more detailed information.

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Legend heavy rainfall high moderate low almost none
Heavy rainfall has been defined as more than 160 mm precipitation. High: 90 mm to 160 mm. Moderate: 30 mm to 90 mm. Low: 5 mm to 30 mm.

  • How much rainfall does Thousand Islands National Park receive in October?
  • In October, Brockville typically receives significant rainfall, averaging around 119 mm. Due to the frequent showers, the weather can shift unpredictably from one moment to the next. Looking at the climate data spanning the last 30 years, this month sees the heaviest rainfall of the year in Brockville.

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