Manicouagan Reservoir
Rivière-aux-Outardes, Canada

Manicouagan Reservoir is a volcanic crater lake in Canada. It covers an area of about 1,942 km² and is one of the 93 sights of the country listed on this site. It is the 22nd most looked-up sight in Canada on English Wikipedia.
Planning a visit
The best time to visit is during the warmer months from June to September, when daily highs reach between 14 °C and 20 °C. July is the wettest month with about 117 mm of rain and 18 rainy days. In contrast, the winter months from December to March are cold, with daily highs staying below -5 °C.
To reach the reservoir, you can fly to Sept-Îles Airport, which is 202 km away. The site is located 816 km from Ottawa. There are no specific details provided regarding opening hours, prices, or wheelchair access.
Weather by month
The warmest month is July, with an average high of 20 °C. The wettest is July, with about 117 mm of rain.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average high, °C | -16 | -12 | -5 | 3 | 10 | 17 | 20 | 19 | 14 | 6 | -2 | -11 |
| Average low, °C | -23 | -20 | -13 | -5 | 1 | 7 | 12 | 12 | 8 | 2 | -7 | -17 |
| Rainfall, mm | 54 | 46 | 55 | 60 | 66 | 94 | 117 | 103 | 103 | 85 | 78 | 62 |
| Rainy days | 11 | 10 | 12 | 13 | 15 | 16 | 18 | 19 | 14 | 16 | 16 | 11 |
Temperatures and rainfall: 1981–2010 averages for this spot (4 km grid), from CHELSA. Rainy days: 2015–2024, NASA POWER.