Québec Weather in August
Average highs run from 22°C on August 1 to 20°C on August 31, and lows from 13°C to 11°C. Normal precipitation for the month is 109 mm over about 16 wet days.
August day by day
The normal high and low for each date, and the record, in °C.
- Normal low
- Normal high
- Record high
- Record low
August at a glance
- Average high
- 21°C
- Average low
- 12°C
- Precipitation
- 109 mm
- Record high
- 35°CAug 14, 2002
- Record low
- 6°CAug 25, 2006
- Daylight
- 14 h 52 min to 13 h 23 min
- Cloud cover
- 66%
- Humidity
- 84%
- Dew point
- 14°C
- Wind
- 9.0 km/h
Every day of the month
A wet day has at least 1 mm of precipitation in the reanalysis.
| Date | Normal high | Normal low | Record high | Record low | Chance wet |
|---|---|---|---|---|---|
| Aug 1 | 22°C | 13°C | 32°C 2013 | 11°C 2023 | 55% |
| Aug 2 | 22°C | 13°C | 32°C 2001 | 10°C 2023 | 54% |
| Aug 3 | 22°C | 13°C | 31°C 2012 | 12°C 2022 | 54% |
| Aug 4 | 22°C | 13°C | 29°C 2012 | 6°C 2004 | 54% |
| Aug 5 | 22°C | 13°C | 35°C 2012 | 11°C 2004 | 54% |
| Aug 6 | 22°C | 13°C | 31°C 2026 | 11°C 2010 | 54% |
| Aug 7 | 22°C | 13°C | 32°C 2022 | 9°C 2010 | 54% |
| Aug 8 | 22°C | 13°C | 32°C 2005 | 10°C 2009 | 55% |
| Aug 9 | 22°C | 13°C | 32°C 2001 | 12°C 2006 | 55% |
| Aug 10 | 22°C | 13°C | 33°C 2025 | 13°C 2006 | 54% |
| Aug 11 | 22°C | 13°C | 34°C 2025 | 10°C 2006 | 54% |
| Aug 12 | 22°C | 13°C | 34°C 2025 | 9°C 2006 | 52% |
| Aug 13 | 22°C | 13°C | 35°C 2002 | 9°C 2006 | 50% |
| Aug 14 | 22°C | 13°C | 35°C 2002 | 10°C 2006 | 51% |
| Aug 15 | 22°C | 13°C | 31°C 2002 | 11°C 2013 | 51% |
| Aug 16 | 21°C | 12°C | 32°C 2002 | 12°C 2025 | 50% |
| Aug 17 | 21°C | 12°C | 32°C 2009 | 10°C 2005 | 49% |
| Aug 18 | 21°C | 12°C | 32°C 2009 | 8°C 2025 | 48% |
| Aug 19 | 21°C | 12°C | 31°C 2021 | 9°C 2005 | 47% |
| Aug 20 | 21°C | 12°C | 31°C 2013 | 9°C 2008 | 46% |
| Aug 21 | 21°C | 12°C | 33°C 2013 | 10°C 2004 | 46% |
| Aug 22 | 21°C | 12°C | 29°C 2025 | 9°C 2004 | 46% |
| Aug 23 | 21°C | 12°C | 29°C 2008 | 10°C 2006 | 45% |
| Aug 24 | 21°C | 12°C | 33°C 2021 | 7°C 2006 | 45% |
| Aug 25 | 21°C | 11°C | 32°C 2021 | 6°C 2006 | 43% |
| Aug 26 | 21°C | 11°C | 34°C 2021 | 10°C 2006 | 42% |
| Aug 27 | 20°C | 11°C | 30°C 2005 | 8°C 2009 | 44% |
| Aug 28 | 20°C | 11°C | 30°C 2004 | 8°C 2000 | 45% |
| Aug 29 | 20°C | 11°C | 31°C 2010 | 10°C 2000 | 44% |
| Aug 30 | 20°C | 11°C | 31°C 2010 | 9°C 2001 | 44% |
| Aug 31 | 20°C | 11°C | 32°C 2010 | 7°C 2003 | 44% |
Chance of rain
- Chance of a wet day
Sunrise and sunset
Times for 2026, local time (EDT).
- August 1
- sunrise 5:25 AM, sunset 8:17 PM
- August 31
- sunrise 6:03 AM, sunset 7:26 PM
Other months
Sources
Records: NOAA GHCN-Daily, station CA007010565, every year on file, quality-flagged values removed. Cloud, humidity, wind and sunshine, and temperature and precipitation: NASA POWER (MERRA-2, CERES and GEWEX SRB), 1991-2020. The data was obtained from the National Aeronautics and Space Administration (NASA) Langley Research Center's Prediction Of Worldwide Energy Resources (POWER) project funded through the NASA Earth Science Division: POWER Daily API v2, accessed 2026-09-25. Sun and moon: computed with the NOAA solar equations and Meeus.