Les Îles-de-la-Madeleine weather by month & the best time to visit
Canada · seaside town · continental climate

The best time to visit Les Îles-de-la-Madeleine is August — its sunniest month (Sunshine Score 65/100). Les Îles-de-la-Madeleine averages about 1,665 hours of sunshine a year. Daytime highs around 19°C / 66°F and roughly 97 mm of rain in August.
When is the best time to visit Les Îles-de-la-Madeleine?
For sunshine, the best time to visit Les Îles-de-la-Madeleine is August. The dullest month is January (0/100, 107 mm of rain). The full month-by-month picture is in the table below.
How sunny is Les Îles-de-la-Madeleine?
Les Îles-de-la-Madeleine isn't a sunny place by world standards: about 1,665 hours of sunshine a year. 65 Sunshine Score points separate August (65) from January (0), so the month you pick matters. It ranks #220 of 242 destinations in Canada for annual sunshine, below the national median of 2,024 hours. The year's 1,292 mm of rain spreads fairly evenly across the months, with no pronounced dry season.
Sunshine Score by month
| Month | Score | Day high | Night low | Rain | UV | Sea |
|---|---|---|---|---|---|---|
| January | 0 | -2° / 28°F | -5° / 23°F | 107 mm | 0 | -1° / 30°F |
| February | 0 | -3° / 27°F | -8° / 18°F | 97 mm | 1 | -1° / 30°F |
| March | 0 | -2° / 28°F | -5° / 23°F | 102 mm | 2 | 0° / 32°F |
| April | 0 | 2° / 36°F | 0° / 32°F | 100 mm | 4 | 3° / 37°F |
| May | 0 | 6° / 43°F | 4° / 39°F | 98 mm | 5 | 8° / 46°F |
| June | 17 | 11° / 52°F | 10° / 50°F | 100 mm | 6 | 13° / 55°F |
| July | 53 | 17° / 63°F | 16° / 61°F | 94 mm | 6 | 19° / 66°F |
| August | 65 | 19° / 66°F | 18° / 64°F | 97 mm | 5 | 21° / 70°F |
| September | 46 | 16° / 61°F | 14° / 57°F | 105 mm | 4 | 18° / 64°F |
| October | 16 | 11° / 52°F | 9° / 48°F | 125 mm | 2 | 13° / 55°F |
| November | 0 | 6° / 43°F | 3° / 37°F | 130 mm | 1 | 7° / 45°F |
| December | 0 | 2° / 36°F | -1° / 30°F | 137 mm | 0 | 2° / 36°F |
Sea temperature in Les Îles-de-la-Madeleine by month
The sea off Les Îles-de-la-Madeleine is warmest in August at around 21°C / 70°F, and coolest in January at -1°C / 30°F. The water sits at a comfortable 21°C or warmer roughly 1 month a year. Month-by-month sea-surface temperatures are in the Sea column of the table above.
Nearest destinations
Les Îles-de-la-Madeleine: questions and answers
What kind of destination is Les Îles-de-la-Madeleine?
Les Îles-de-la-Madeleine is a seaside town in Canada with a continental climate — the sea reaches 21°C at its warmest and is swimmable (21°C+) about 1 months a year.
How many hours of sunshine does Les Îles-de-la-Madeleine get a year?
Les Îles-de-la-Madeleine gets about 1,665 hours of sunshine a year, at its best around August.
When is the best time to visit Les Îles-de-la-Madeleine?
The sunniest time to visit Les Îles-de-la-Madeleine is August, when the Sunshine Score peaks at 65/100. Expect daytime highs around 19°C / 66°F.
What is the least sunny month in Les Îles-de-la-Madeleine?
January is the least sunny month in Les Îles-de-la-Madeleine, scoring 0/100 with about 107 mm of rain.
What is the sea temperature in Les Îles-de-la-Madeleine?
The sea in Les Îles-de-la-Madeleine ranges from about -1°C (January) to 21°C (August). Month-by-month sea temperatures are on this page.
How strong is the sun in Les Îles-de-la-Madeleine?
The typical midday UV index in Les Îles-de-la-Madeleine peaks around 6 (high) in June, easing to about 0 (low) in January. Month-by-month midday UV values are in the UV column of the table on this page.
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