May is one of the warmer months of the year in Saint-Augustin-de-Desmaures, with average highs near 16.3°C and lows around 5.2°C (mean 10.8°C). It is about average for rainfall, averaging 95 mm of rainfall and 81% relative humidity across the period.
May is one of the warmer months of the year in Saint-Augustin-de-Desmaures. Across 45 years of records, the warmest May in Saint-Augustin-de-Desmaures was 1998 — when the month averaged 13.8°C — while the coldest was 1997 at 7.7°C. Typical May days reach 16.3°C with nights near 5.2°C. The long-term trend is warming, about 0.3°C per decade.
May is about average for rainfall in Saint-Augustin-de-Desmaures, averaging 95 mm of rainfall. The wettest May on record was 1983 with 209 mm, while the driest was 2005 at 43 mm.
Relative humidity in Saint-Augustin-de-Desmaures during May averages 81%. The most humid May was 2011 at 86%, and the least humid was 1992 at 75%.
May receives about 5.2 kWh/m²/day of solar energy in Saint-Augustin-de-Desmaures. The sunniest Mays were 1999, 2018 and 2020 at 6.2 kWh/m²/day, and the cloudiest was 1984 at 4.1.
Average wind speed in Saint-Augustin-de-Desmaures during May is 1.5 m/s. The windiest Mays were 1997 and 2002 at 1.8 m/s, while the calmest was 2003 at 1.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.4°C | 10.5°C | 10.2°C | 11.4°C | 11.5°C | +1.1°C |
| Avg High | 15.8°C | 16.2°C | 15.7°C | 17.0°C | 17.2°C | +1.4°C |
| Avg Low | 4.9°C | 4.9°C | 4.7°C | 5.7°C | 5.9°C | +1°C |
| Avg Rain | 116 mm | 83 mm | 86 mm | 107 mm | 76 mm | -40 mm |
May temperatures in Saint-Augustin-de-Desmaures have risen by about 2°C between 1981–1985 and 2021–2025.
May has ranged from a record low of -4.4°C (1986) to a record high of 28.4°C (2020).
Rainfall in May is about average for rainfall, averaging 95 mm, with a wettest year of 209 mm.
A good time to visit Saint-Augustin-de-Desmaures
May is a good time to visit Saint-Augustin-de-Desmaures, with days averaging 16.3°C and nights around 5.2°C (mean 10.8°C, warmer than Saint-Augustin-de-Desmaures's yearly average) and higher rainfall. July and August 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 | 17.0°C | 11.8°C | 6.7°C | 24.7°C | -1.7°C | 102 mm | 81% | 1.5 m/s | 4.5 |
| 2024 | 18.6°C | 13.3°C | 7.9°C | 26.8°C | 0.7°C | 80 mm | 81% | 1.5 m/s | 5.1 |
| 2023 | 16.5°C | 10.4°C | 4.2°C | 26.8°C | -3.9°C | 47 mm | 77% | 1.6 m/s | 5.9 |
| 2022 | 18.8°C | 12.7°C | 6.6°C | 26.3°C | -3.3°C | 107 mm | 78% | 1.5 m/s | 5.9 |
| 2021 | 16.5°C | 10.9°C | 5.3°C | 26.2°C | -3.3°C | 66 mm | 77% | 1.5 m/s | 5.7 |
| 2020 | 15.5°C | 9.9°C | 4.4°C | 28.4°C | -3.1°C | 55 mm | 80% | 1.6 m/s | 6.2 |
| 2019 | 14.5°C | 8.9°C | 3.2°C | 22.5°C | -3.7°C | 96 mm | 80% | 1.4 m/s | 5.1 |
| 2018 | 17.7°C | 11.3°C | 4.9°C | 27.2°C | -2.6°C | 61 mm | 78% | 1.6 m/s | 6.2 |
| 2017 | 15.6°C | 10.8°C | 5.9°C | 26.6°C | -0.8°C | 116 mm | 84% | 1.7 m/s | 4.4 |
| 2016 | 17.2°C | 11.0°C | 4.8°C | 25.7°C | -2.6°C | 102 mm | 82% | 1.5 m/s | 5.3 |
| 2015 | 18.8°C | 12.8°C | 6.8°C | 25.6°C | -1.8°C | 114 mm | 80% | 1.7 m/s | 5.3 |
| 2014 | 16.4°C | 11.2°C | 5.9°C | 26.3°C | -0.6°C | 87 mm | 84% | 1.5 m/s | 5.1 |
| 2013 | 17.9°C | 12.2°C | 6.5°C | 26.3°C | -0.2°C | 165 mm | 80% | 1.5 m/s | 5.1 |
| 2012 | 18.3°C | 12.8°C | 7.3°C | 26.4°C | 1.3°C | 121 mm | 81% | 1.4 m/s | 5.2 |
| 2011 | 16.0°C | 11.0°C | 6.0°C | 22.5°C | -1.6°C | 155 mm | 86% | 1.6 m/s | 4.4 |
| 2010 | 18.0°C | 12.0°C | 6.0°C | 26.5°C | -3.5°C | 53 mm | 78% | 1.5 m/s | 5.9 |
| 2009 | 15.1°C | 9.6°C | 4.1°C | 24.3°C | -1.4°C | 111 mm | 80% | 1.7 m/s | 5 |
| 2008 | 14.9°C | 9.5°C | 4.1°C | 21.3°C | -1.6°C | 56 mm | 78% | 1.5 m/s | 5.6 |
| 2007 | 16.3°C | 10.2°C | 4.0°C | 26.9°C | -1.9°C | 74 mm | 79% | 1.5 m/s | 5.6 |
| 2006 | 17.2°C | 12.1°C | 7.1°C | 27.2°C | -0.4°C | 91 mm | 84% | 1.6 m/s | 4.5 |
| 2005 | 13.3°C | 8.5°C | 3.8°C | 22.8°C | -3.3°C | 43 mm | 82% | 1.6 m/s | 4.5 |
| 2004 | 16.4°C | 10.6°C | 4.9°C | 25.4°C | -3.8°C | 96 mm | 80% | 1.7 m/s | 5.2 |
| 2003 | 16.2°C | 10.3°C | 4.5°C | 24.6°C | -3.7°C | 92 mm | 79% | 1.2 m/s | 5 |
| 2002 | 14.2°C | 8.8°C | 3.4°C | 23.8°C | -1.6°C | 90 mm | 79% | 1.8 m/s | 4.7 |
| 2001 | 18.8°C | 12.5°C | 6.2°C | 24.9°C | 0.7°C | 62 mm | 79% | 1.3 m/s | 5.7 |
| 2000 | 14.9°C | 9.6°C | 4.4°C | 23.8°C | -2.2°C | 142 mm | 82% | 1.6 m/s | 4.8 |
| 1999 | 19.8°C | 13.4°C | 7.1°C | 27.9°C | -1.5°C | 54 mm | 77% | 1.4 m/s | 6.2 |
| 1998 🔥 | 19.7°C | 13.8°C | 7.9°C | 25.5°C | 2.0°C | 46 mm | 79% | 1.6 m/s | 5.7 |
| 1997 ❄️ | 12.3°C | 7.7°C | 3.1°C | 21.4°C | -2.8°C | 103 mm | 84% | 1.8 m/s | 4.4 |
| 1996 | 14.7°C | 9.2°C | 3.8°C | 24.5°C | -1.9°C | 97 mm | 79% | 1.5 m/s | 5.5 |
| 1995 | 16.1°C | 10.4°C | 4.7°C | 22.3°C | -4.3°C | 107 mm | 80% | 1.5 m/s | 4.8 |
| 1994 | 14.9°C | 9.2°C | 3.6°C | 25.1°C | -2.8°C | 106 mm | 81% | 1.7 m/s | 5.1 |
| 1993 | 16.2°C | 10.9°C | 5.6°C | 21.3°C | 1.9°C | 94 mm | 81% | 1.5 m/s | 4.6 |
| 1992 | 16.8°C | 10.4°C | 3.9°C | 25.4°C | -2.9°C | 43 mm | 75% | 1.5 m/s | 6 |
| 1991 | 17.2°C | 11.5°C | 5.9°C | 24.2°C | 0.2°C | 98 mm | 80% | 1.6 m/s | 5.3 |
| 1990 | 14.4°C | 8.9°C | 3.3°C | 22.0°C | -0.9°C | 77 mm | 80% | 1.6 m/s | 5 |
| 1989 | 17.4°C | 12.4°C | 7.3°C | 26.1°C | 0.6°C | 126 mm | 85% | 1.5 m/s | 4.5 |
| 1988 | 16.7°C | 11.0°C | 5.4°C | 22.7°C | -0.9°C | 58 mm | 82% | 1.5 m/s | 5.1 |
| 1987 | 16.0°C | 9.8°C | 3.6°C | 24.8°C | -4.2°C | 117 mm | 79% | 1.6 m/s | 5.4 |
| 1986 | 16.6°C | 11.2°C | 5.7°C | 24.7°C | -4.4°C | 152 mm | 82% | 1.7 m/s | 5 |
| 1985 | 14.9°C | 9.2°C | 3.6°C | 23.6°C | -3.7°C | 82 mm | 80% | 1.5 m/s | 5.5 |
| 1984 | 13.3°C | 8.8°C | 4.3°C | 23.3°C | -0.4°C | 140 mm | 83% | 1.7 m/s | 4.1 |
| 1983 🌧️ | 13.8°C | 9.1°C | 4.3°C | 19.6°C | -1.0°C | 209 mm | 86% | 1.6 m/s | — |
| 1982 | 17.1°C | 11.0°C | 5.0°C | 25.7°C | -1.5°C | 48 mm | 80% | 1.3 m/s | — |
| 1981 | 16.8°C | 10.9°C | 5.1°C | 23.1°C | -3.5°C | 116 mm | 82% | 1.5 m/s | — |
Actual recorded May data for each year, 1981–2025 — sourced from NASA POWER.
The average high in May is around 16.3°C with lows near 5.2°C (mean 10.8°C), based on 45 years of NASA POWER data.
May averages 95 mm of rainfall in Saint-Augustin-de-Desmaures, about average for rainfall. The wettest on record was 209 mm in 1983.
The hottest May reached 28.4°C in 2020. The coldest dipped to -4.4°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average May temperatures have risen by about 2°C. Daytime highs moved from 15.2°C to 17.5°C and overnight lows from 4.5°C to 6.1°C over the same span.
May is one of the warmer months of the year in Saint-Augustin-de-Desmaures and about average for rainfall, so plan for around 16.3°C daytime highs and 5.2°C at night.
Not quite — May is the 8th coolest month in Saint-Augustin-de-Desmaures, averaging 10.8°C.
For May in Saint-Augustin-de-Desmaures, pack warm layers and a jacket for chilly mornings, with typical highs of 16.3°C and lows of 5.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in May averages 81% — quite humid.
Average wind speed in May is 1.5 m/s. The windiest May on record averaged 1.8 m/s (1997).
The wettest May on record was 1983 with 209 mm. On average, May sees 95 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 Saint-Augustin-de-Desmaures 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.
