Thousand Islands
Thousand Islands is an archipelago and island group spanning parts of New York and Ontario. It is one of the 120 sights of the United States listed on this site and ranks 113th in popularity among the country's sights by English Wikipedia lookups.
Planning a visit
The weather is warmest from June to August, with daily highs reaching 23 °C to 25 °C. The wettest months are September and October, which see about 90 mm of rain. Winter months like January and February are cold, with daily highs around -2 °C and lows of -10 °C.
Travelers can reach the area via Watertown International Airport, which is 38 km away. Ottawa Macdonald-Cartier International Airport is 113 km from the site. The archipelago is located 611 km from Washington, D.C. While visiting, you can also see the Fort Henry National Historic Site, which is about 38 km away.
Weather by month
The warmest month is July, with an average high of 25 °C. Rain is spread fairly evenly through the year.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | -2 | -1 | 4 | 11 | 18 | 23 | 25 | 24 | 20 | 14 | 7 | 1 |
| Average low, °C | -10 | -9 | -5 | 2 | 8 | 14 | 18 | 18 | 14 | 8 | 2 | -4 |
| Rainfall, mm | 64 | 62 | 57 | 69 | 79 | 80 | 78 | 78 | 87 | 90 | 86 | 74 |
| Rainy days | 13 | 11 | 12 | 14 | 14 | 17 | 16 | 16 | 12 | 15 | 14 | 14 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.
