May is close to Les Îles-de-la-Madeleine's year-round average, with average highs near 6.2°C and lows around 4.1°C (mean 5.2°C). It is one of the drier months, averaging 97 mm of rainfall and 90% relative humidity across the period.
May is close to Les Îles-de-la-Madeleine's year-round average. Across 45 years of records, the warmest May in Les Îles-de-la-Madeleine was 2012 — when the month averaged 7.4°C — while the coldest were 1997 and 2019 at 3.8°C. Typical May days reach 6.2°C with nights near 4.1°C. The long-term May temperature trend is broadly flat.
May is one of the drier months in Les Îles-de-la-Madeleine, averaging 97 mm of rainfall. The wettest May on record was 1994 with 152 mm, while the driest was 1986 at 27 mm.
Relative humidity in Les Îles-de-la-Madeleine during May averages 90%. The most humid May was 1989 at 95%, and the least humid was 1987 at 85%.
May receives about 5.2 kWh/m²/day of solar energy in Les Îles-de-la-Madeleine. The sunniest Mays were 1987 and 1999 at 6.2 kWh/m²/day, and the cloudiest was 1984 at 3.9.
Average wind speed in Les Îles-de-la-Madeleine during May is 5.1 m/s. The windiest May was 2023 at 6.2 m/s, while the calmest was 2006 at 3.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 5.5°C | 4.7°C | 5.1°C | 5.3°C | 5.3°C | -0.2°C |
| Avg High | 6.5°C | 5.8°C | 6.1°C | 6.3°C | 6.3°C | -0.2°C |
| Avg Low | 4.4°C | 3.7°C | 4.2°C | 4.3°C | 4.3°C | -0.1°C |
| Avg Rain | 94 mm | 102 mm | 103 mm | 91 mm | 92 mm | -2 mm |
May temperatures in Les Îles-de-la-Madeleine have stayed relatively stable across the record.
May has ranged from a record low of -0.8°C (2015) to a record high of 12.3°C (2020).
Rainfall in May is one of the drier months, averaging 97 mm, with a wettest year of 152 mm.
A good time to visit Les Îles-de-la-Madeleine
May is a good time to visit Les Îles-de-la-Madeleine, with days averaging 6.2°C and nights around 4.1°C (mean 5.2°C, close to Les Îles-de-la-Madeleine's yearly average) and higher rainfall. August and July are marginally more temperate, but May still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 5.6°C | 4.7°C | 3.7°C | 11.1°C | 1.3°C | 98 mm | 91% | 5.8 m/s | 5.2 |
| 2024 | 6.7°C | 5.7°C | 4.8°C | 11.6°C | 1.6°C | 55 mm | 93% | 4.1 m/s | 5.3 |
| 2023 | 6.2°C | 5.2°C | 4.1°C | 11.2°C | 1.6°C | 102 mm | 88% | 6.2 m/s | 5.3 |
| 2022 | 6.8°C | 5.8°C | 4.7°C | 10.9°C | 1.2°C | 68 mm | 89% | 4.9 m/s | 5.7 |
| 2021 | 6.6°C | 5.7°C | 4.8°C | 11.5°C | 1.6°C | 109 mm | 88% | 5.3 m/s | 5.4 |
| 2020 | 5.9°C | 4.8°C | 3.7°C | 12.3°C | 1.0°C | 121 mm | 89% | 6 m/s | 5.5 |
| 2019 | 4.4°C | 3.8°C | 3.2°C | 8.3°C | -0.3°C | 80 mm | 92% | 4.7 m/s | 5.4 |
| 2018 | 5.8°C | 4.6°C | 3.3°C | 9.2°C | -0.2°C | 108 mm | 86% | 5.5 m/s | 5.9 |
| 2017 | 5.7°C | 4.7°C | 3.8°C | 9.7°C | 1.5°C | 112 mm | 91% | 5.7 m/s | 4.9 |
| 2016 | 6.5°C | 5.5°C | 4.5°C | 11.4°C | 1.1°C | 101 mm | 92% | 4.4 m/s | 5.1 |
| 2015 | 6.4°C | 5.1°C | 3.8°C | 11.5°C | -0.8°C | 89 mm | 88% | 4.5 m/s | 5.5 |
| 2014 | 5.2°C | 4.4°C | 3.7°C | 9.7°C | 0.8°C | 72 mm | 92% | 4.6 m/s | 5.1 |
| 2013 | 7.5°C | 6.3°C | 5.2°C | 11.3°C | 2.4°C | 96 mm | 92% | 5.4 m/s | 4.9 |
| 2012 🔥 | 8.3°C | 7.4°C | 6.5°C | 11.4°C | 2.9°C | 70 mm | 89% | 4.4 m/s | 5.5 |
| 2011 | 6.2°C | 5.2°C | 4.2°C | 11.1°C | 1.8°C | 104 mm | 93% | 5.5 m/s | 4.3 |
| 2010 | 6.7°C | 5.7°C | 4.7°C | 11.6°C | 2.8°C | 80 mm | 89% | 5.8 m/s | 5.1 |
| 2009 | 6.5°C | 5.3°C | 4.1°C | 10.6°C | 1.8°C | 122 mm | 88% | 4.9 m/s | 5.4 |
| 2008 | 6.0°C | 5.2°C | 4.4°C | 11.1°C | 1.0°C | 128 mm | 92% | 4.9 m/s | 5.1 |
| 2007 | 5.9°C | 4.8°C | 3.8°C | 9.8°C | 1.1°C | 82 mm | 89% | 4.9 m/s | 5 |
| 2006 | 8.1°C | 7.3°C | 6.4°C | 11.0°C | 3.4°C | 102 mm | 89% | 3.9 m/s | 5.6 |
| 2005 | 5.1°C | 4.4°C | 3.7°C | 8.1°C | -0.1°C | 108 mm | 92% | 4.9 m/s | 5 |
| 2004 | 5.9°C | 4.9°C | 3.8°C | 8.4°C | 0.3°C | 90 mm | 86% | 6 m/s | 5.1 |
| 2003 | 5.0°C | 4.2°C | 3.4°C | 10.5°C | 0.8°C | 101 mm | 90% | 4 m/s | 4.9 |
| 2002 | 5.9°C | 4.6°C | 3.4°C | 11.3°C | 0.9°C | 98 mm | 89% | 5.4 m/s | 5.7 |
| 2001 | 6.9°C | 5.9°C | 4.8°C | 12.0°C | 0.5°C | 87 mm | 89% | 4.4 m/s | 5.8 |
| 2000 | 5.6°C | 4.7°C | 3.7°C | 9.2°C | 0.8°C | 110 mm | 87% | 5.1 m/s | 5.1 |
| 1999 | 7.6°C | 6.3°C | 5.0°C | 11.8°C | 1.6°C | 45 mm | 90% | 4.7 m/s | 6.2 |
| 1998 | 8.1°C | 7.1°C | 6.1°C | 12.0°C | 3.4°C | 81 mm | 90% | 4.3 m/s | 5.7 |
| 1997 ❄️ | 4.9°C | 3.8°C | 2.7°C | 8.5°C | 0.7°C | 134 mm | 91% | 5.8 m/s | 4.9 |
| 1996 | 5.0°C | 4.1°C | 3.2°C | 7.5°C | 1.2°C | 127 mm | 89% | 5.2 m/s | 4.9 |
| 1995 | 5.6°C | 4.7°C | 3.9°C | 9.6°C | 1.2°C | 81 mm | 90% | 4.3 m/s | 5.5 |
| 1994 🌧️ | 5.0°C | 3.9°C | 2.9°C | 9.1°C | 0.9°C | 152 mm | 91% | 5.5 m/s | 4.8 |
| 1993 | 5.1°C | 4.1°C | 3.0°C | 8.5°C | -0.3°C | 126 mm | 91% | 4.7 m/s | 4.2 |
| 1992 | 5.4°C | 4.2°C | 3.0°C | 10.2°C | -0.5°C | 53 mm | 88% | 4.9 m/s | 5.6 |
| 1991 | 6.0°C | 5.0°C | 3.9°C | 9.4°C | 1.5°C | 92 mm | 87% | 5 m/s | 5.2 |
| 1990 | 4.9°C | 3.9°C | 2.9°C | 9.5°C | 1.0°C | 130 mm | 90% | 5.9 m/s | 4.7 |
| 1989 | 7.7°C | 6.4°C | 5.1°C | 10.8°C | 3.4°C | 108 mm | 95% | 4.8 m/s | 4.5 |
| 1988 | 6.8°C | 5.7°C | 4.5°C | 10.4°C | 1.2°C | 103 mm | 92% | 5 m/s | 4.9 |
| 1987 | 6.5°C | 5.4°C | 4.4°C | 9.6°C | 0.8°C | 72 mm | 85% | 5.2 m/s | 6.2 |
| 1986 | 6.3°C | 5.5°C | 4.6°C | 10.5°C | 1.0°C | 27 mm | 88% | 4.9 m/s | 5.9 |
| 1985 | 5.4°C | 4.4°C | 3.4°C | 10.7°C | 0.5°C | 114 mm | 89% | 4.7 m/s | 5.3 |
| 1984 | 6.6°C | 5.5°C | 4.4°C | 11.0°C | 1.2°C | 120 mm | 93% | 5.3 m/s | 3.9 |
| 1983 | 6.5°C | 5.6°C | 4.6°C | 8.7°C | 3.1°C | 117 mm | 92% | 5.4 m/s | — |
| 1982 | 5.6°C | 4.6°C | 3.7°C | 9.0°C | 0.4°C | 67 mm | 91% | 5.2 m/s | — |
| 1981 | 7.4°C | 6.3°C | 5.2°C | 11.2°C | -0.1°C | 120 mm | 92% | 5.3 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 6.2°C with lows near 4.1°C (mean 5.2°C), based on 45 years of NASA POWER data.
May averages 97 mm of rainfall in Les Îles-de-la-Madeleine, one of the drier months. The wettest on record was 152 mm in 1994.
The hottest May reached 12.3°C in 2020. The coldest dipped to -0.8°C in 2015.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 0.1°C. Daytime highs moved from 6.3°C to 6.4°C and overnight lows from 4.3°C to 4.4°C over the same span.
May is close to Les Îles-de-la-Madeleine's year-round average and one of the drier months, so plan for around 6.2°C daytime highs and 4.1°C at night.
Not quite — May is the 7th coolest month in Les Îles-de-la-Madeleine, averaging 5.2°C.
For May in Les Îles-de-la-Madeleine, pack warm layers and a jacket for chilly mornings, with typical highs of 6.2°C and lows of 4.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 90% — quite humid.
Average wind speed in May is 5.1 m/s. The windiest May on record averaged 6.2 m/s (2023).
The wettest May on record was 1994 with 152 mm. On average, May sees 97 mm.
All figures are derived from NASA POWER (Prediction Of Worldwide Energy Resources), based on MERRA-2 satellite reanalysis, covering 1981–2025.
Explore how the weather in Les Îles-de-la-Madeleine behaves each May, based on 45 years of NASA POWER climate data from 1981 to 2025. This page breaks down average temperatures, rainfall, humidity, wind and solar radiation for May specifically, along with year-by-year records and how the month has changed over the decades.
