August is one of the warmer months of the year in Vancouver, with average highs near 28°C and lows around 12.5°C (mean 20.3°C). It is one of the drier months, averaging 21 mm of rainfall and 65% relative humidity across the period.
August is one of the warmer months of the year in Vancouver. Across 45 years of records, the warmest August in Vancouver was 2022 — when the month averaged 22.4°C — while the coldest was 1995 at 17.8°C. Typical August days reach 28°C with nights near 12.5°C. The long-term trend is warming, about 0.4°C per decade.
August is one of the drier months in Vancouver, averaging 21 mm of rainfall. The wettest August on record was 2004 with 98 mm, while the driest was 2012 at 1 mm.
Relative humidity in Vancouver during August averages 65%. The most humid August was 1999 at 73%, and the least humid was 1992 at 58%.
August receives about 5.7 kWh/m²/day of solar energy in Vancouver. The sunniest August was 1998 at 6.5 kWh/m²/day, and the cloudiest was 1989 at 5.
Average wind speed in Vancouver during August is 0.7 m/s. The windiest Augusts were 2020, 2021 and 2023, among others at 0.8 m/s, while the calmest were 2022, 2024 and 2025, among others at 0.7 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.8°C | 19.7°C | 20.0°C | 20.8°C | 21.3°C | +1.5°C |
| Avg High | 27.8°C | 27.2°C | 27.7°C | 28.7°C | 29.3°C | +1.5°C |
| Avg Low | 11.7°C | 12.3°C | 12.3°C | 12.9°C | 13.4°C | +1.7°C |
| Avg Rain | 22 mm | 25 mm | 26 mm | 12 mm | 16 mm | -5 mm |
August temperatures in Vancouver have risen by about 2°C between 1981–1985 and 2021–2025.
August has ranged from a record low of 6.6°C (2006) to a record high of 41.1°C (2023).
Rainfall in August is one of the drier months, averaging 21 mm, with a wettest year of 98 mm.
One of the best times to visit Vancouver
August is one of the best times to visit Vancouver. Expect days averaging 28°C and nights around 12.5°C (mean 20.3°C) — warmer than Vancouver's yearly average — with low rainfall (21 mm), so conditions are generally comfortable for sightseeing and outdoor plans.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 29.2°C | 21.6°C | 14.0°C | 37.6°C | 9.5°C | 34 mm | 63% | 0.7 m/s | 5.6 |
| 2024 | 28.0°C | 20.4°C | 12.8°C | 37.8°C | 7.9°C | 25 mm | 65% | 0.7 m/s | 5.4 |
| 2023 | 30.5°C | 22.3°C | 14.1°C | 41.1°C | 9.4°C | 25 mm | 59% | 0.8 m/s | 5.7 |
| 2022 🔥 | 30.6°C | 22.4°C | 14.2°C | 38.2°C | 10.4°C | 2 mm | 65% | 0.7 m/s | 6.1 |
| 2021 | 29.3°C | 21.2°C | 13.2°C | 40.9°C | 8.6°C | 3 mm | 61% | 0.8 m/s | 5.4 |
| 2020 | 27.9°C | 20.0°C | 12.1°C | 38.3°C | 8.5°C | 9 mm | 66% | 0.8 m/s | 6.4 |
| 2019 | 28.9°C | 21.2°C | 13.6°C | 37.1°C | 10.1°C | 22 mm | 64% | 0.8 m/s | 5.6 |
| 2018 | 29.3°C | 21.2°C | 13.2°C | 37.0°C | 9.5°C | 8 mm | 60% | 0.7 m/s | 5.5 |
| 2017 | 31.1°C | 22.3°C | 13.6°C | 40.1°C | 9.3°C | 5 mm | 61% | 0.7 m/s | 6.2 |
| 2016 | 29.5°C | 21.2°C | 12.9°C | 38.0°C | 9.3°C | 6 mm | 60% | 0.8 m/s | 6.2 |
| 2015 | 29.3°C | 21.3°C | 13.3°C | 37.6°C | 9.4°C | 27 mm | 58% | 0.8 m/s | 5.8 |
| 2014 | 29.6°C | 21.6°C | 13.6°C | 39.1°C | 10.3°C | 16 mm | 65% | 0.7 m/s | 5.9 |
| 2013 | 27.6°C | 20.6°C | 13.6°C | 33.1°C | 11.1°C | 25 mm | 69% | 0.7 m/s | 5.1 |
| 2012 | 28.4°C | 20.3°C | 12.2°C | 38.2°C | 7.7°C | 1 mm | 66% | 0.8 m/s | 6.2 |
| 2011 | 26.8°C | 19.2°C | 11.7°C | 33.7°C | 9.6°C | 2 mm | 69% | 0.7 m/s | 6 |
| 2010 | 26.1°C | 18.8°C | 11.5°C | 36.4°C | 7.7°C | 11 mm | 68% | 0.7 m/s | 5.7 |
| 2009 | 27.7°C | 20.1°C | 12.6°C | 38.2°C | 9.1°C | 21 mm | 66% | 0.7 m/s | 5.2 |
| 2008 | 26.8°C | 19.7°C | 12.6°C | 39.8°C | 7.6°C | 53 mm | 69% | 0.8 m/s | 5.2 |
| 2007 | 26.6°C | 19.3°C | 11.9°C | 35.4°C | 8.6°C | 22 mm | 67% | 0.7 m/s | 5.5 |
| 2006 | 28.1°C | 19.8°C | 11.5°C | 36.8°C | 6.6°C | 4 mm | 62% | 0.7 m/s | 6.1 |
| 2005 | 28.8°C | 20.6°C | 12.4°C | 36.6°C | 8.0°C | 11 mm | 64% | 0.7 m/s | 6.4 |
| 2004 🌧️ | 28.3°C | 21.2°C | 14.0°C | 38.3°C | 11.6°C | 98 mm | 69% | 0.8 m/s | 5.6 |
| 2003 | 28.7°C | 20.6°C | 12.5°C | 36.1°C | 9.8°C | 7 mm | 61% | 0.8 m/s | 6 |
| 2002 | 28.1°C | 19.9°C | 11.6°C | 38.6°C | 8.7°C | 6 mm | 63% | 0.8 m/s | 6.3 |
| 2001 | 27.7°C | 20.1°C | 12.4°C | 36.3°C | 9.3°C | 34 mm | 68% | 0.8 m/s | 5.7 |
| 2000 | 26.3°C | 18.7°C | 11.0°C | 32.7°C | 6.7°C | 6 mm | 67% | 0.7 m/s | 6 |
| 1999 | 26.0°C | 19.4°C | 12.8°C | 33.2°C | 8.2°C | 31 mm | 73% | 0.7 m/s | 5.2 |
| 1998 | 28.3°C | 20.3°C | 12.3°C | 37.1°C | 10.0°C | 3 mm | 68% | 0.7 m/s | 6.5 |
| 1997 | 27.7°C | 20.4°C | 13.1°C | 34.1°C | 11.2°C | 42 mm | 69% | 0.7 m/s | 6.2 |
| 1996 | 28.1°C | 20.0°C | 12.0°C | 38.1°C | 8.5°C | 19 mm | 65% | 0.8 m/s | 5.7 |
| 1995 ❄️ | 24.8°C | 17.8°C | 10.8°C | 32.3°C | 7.5°C | 43 mm | 70% | 0.8 m/s | 5.4 |
| 1994 | 27.4°C | 19.7°C | 12.0°C | 32.5°C | 9.8°C | 7 mm | 65% | 0.7 m/s | 5.5 |
| 1993 | 25.4°C | 18.5°C | 11.5°C | 32.9°C | 7.4°C | 13 mm | 72% | 0.7 m/s | 5.3 |
| 1992 | 29.3°C | 21.0°C | 12.6°C | 38.2°C | 8.8°C | 18 mm | 58% | 0.8 m/s | 5.8 |
| 1991 | 27.1°C | 19.9°C | 12.7°C | 34.9°C | 8.5°C | 31 mm | 71% | 0.8 m/s | 5.7 |
| 1990 | 27.8°C | 20.3°C | 12.9°C | 37.7°C | 9.5°C | 39 mm | 67% | 0.8 m/s | 5.4 |
| 1989 | 25.6°C | 18.6°C | 11.5°C | 32.5°C | 8.6°C | 45 mm | 71% | 0.7 m/s | 5 |
| 1988 | 27.4°C | 19.2°C | 11.0°C | 36.5°C | 6.9°C | 7 mm | 63% | 0.8 m/s | 5.6 |
| 1987 | 28.8°C | 20.3°C | 11.8°C | 39.5°C | 8.0°C | 12 mm | 60% | 0.8 m/s | 5.9 |
| 1986 | 31.0°C | 22.0°C | 13.1°C | 37.0°C | 9.6°C | 5 mm | 59% | 0.7 m/s | 5.9 |
| 1985 | 26.9°C | 19.0°C | 11.0°C | 34.1°C | 8.0°C | 23 mm | 61% | 0.7 m/s | 5.6 |
| 1984 | 26.6°C | 18.9°C | 11.2°C | 33.6°C | 8.7°C | 7 mm | 65% | 0.7 m/s | 5.7 |
| 1983 | 26.2°C | 18.9°C | 11.6°C | 34.5°C | 9.4°C | 58 mm | 72% | 0.7 m/s | — |
| 1982 | 27.5°C | 19.7°C | 11.9°C | 36.1°C | 9.0°C | 33 mm | 65% | 0.7 m/s | — |
| 1981 | 30.0°C | 21.3°C | 12.6°C | 39.1°C | 8.8°C | 7 mm | 61% | 0.8 m/s | — |
Actual recorded August data for each year, 1981–2025 — sourced from NASA POWER.
The average high in August is around 28°C with lows near 12.5°C (mean 20.3°C), based on 45 years of NASA POWER data.
August averages 21 mm of rainfall in Vancouver, one of the drier months. The wettest on record was 98 mm in 2004.
The hottest August reached 41.1°C in 2023. The coldest dipped to 6.6°C in 2006.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average August temperatures have risen by about 2°C. Daytime highs moved from 27.4°C to 29.5°C and overnight lows from 11.7°C to 13.7°C over the same span.
August is one of the warmer months of the year in Vancouver and one of the drier months, so plan for around 28°C daytime highs and 12.5°C at night.
Not quite — August is the 12th coolest month in Vancouver, averaging 20.3°C.
For August in Vancouver, pack light layers you can adjust through the day, with typical highs of 28°C and lows of 12.5°C.
Relative humidity in August averages 65% — moderately humid.
Average wind speed in August is 0.7 m/s. The windiest August on record averaged 0.8 m/s (1981).
The wettest August on record was 2004 with 98 mm. On average, August sees 21 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 Vancouver behaves each August, 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 August specifically, along with year-by-year records and how the month has changed over the decades.
