July is one of the warmer months of the year in Whistler, with average highs near 17.7°C and lows around 7.8°C (mean 12.8°C). It is one of the drier months, averaging 61 mm of rainfall and 77% relative humidity across the period.
July is one of the warmer months of the year in Whistler. Across 45 years of records, the warmest July in Whistler was 2009 — when the month averaged 15.4°C — while the coldest were 1983 and 1986 at 10.1°C. Typical July days reach 17.7°C with nights near 7.8°C. The long-term trend is warming, about 0.5°C per decade.
July is one of the drier months in Whistler, averaging 61 mm of rainfall. The wettest July on record was 2000 with 129 mm, while the driest was 1985 at 7 mm.
Relative humidity in Whistler during July averages 77%. The most humid July was 2016 at 84%, and the least humid was 1985 at 69%.
July receives about 5.8 kWh/m²/day of solar energy in Whistler. The sunniest July was 2013 at 6.9 kWh/m²/day, and the cloudiest was 2011 at 4.7.
Average wind speed in Whistler during July is 0.2 m/s. The windiest Julys were 2022, 2023 and 2024, among others at 0.3 m/s, while the calmest were 2020, 2021 and 2025, among others at 0.2 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.6°C | 12.6°C | 12.9°C | 13.1°C | 13.9°C | +2.3°C |
| Avg High | 16.5°C | 17.4°C | 17.8°C | 18.1°C | 19.1°C | +2.6°C |
| Avg Low | 6.7°C | 7.8°C | 8.0°C | 8.1°C | 8.9°C | +2.2°C |
| Avg Rain | 62 mm | 72 mm | 64 mm | 55 mm | 47 mm | -16 mm |
July temperatures in Whistler have risen by about 2.3°C between 1981–1985 and 2021–2025.
July has ranged from a record low of -1°C (1986) to a record high of 30.2°C (2009).
Rainfall in July is one of the drier months, averaging 61 mm, with a wettest year of 129 mm.
One of the best times to visit Whistler
July is one of the best times to visit Whistler. Expect days averaging 17.7°C and nights around 7.8°C (mean 12.8°C) — warmer than Whistler's yearly average — with moderate rainfall (61 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 | 18.2°C | 13.3°C | 8.5°C | 24.1°C | 5.2°C | 69 mm | 81% | 0.2 m/s | 6.2 |
| 2024 | 20.5°C | 15.0°C | 9.5°C | 28.4°C | 6.5°C | 28 mm | 75% | 0.3 m/s | 6.8 |
| 2023 | 18.9°C | 13.8°C | 8.7°C | 23.7°C | 3.3°C | 52 mm | 77% | 0.3 m/s | 6.2 |
| 2022 | 19.6°C | 14.4°C | 9.2°C | 30.2°C | 6.0°C | 50 mm | 78% | 0.3 m/s | 5.7 |
| 2021 | 20.4°C | 15.1°C | 9.9°C | 26.1°C | 5.9°C | 18 mm | 78% | 0.2 m/s | 6.4 |
| 2020 | 16.7°C | 12.0°C | 7.4°C | 26.7°C | 3.1°C | 63 mm | 80% | 0.2 m/s | 5.5 |
| 2019 | 16.2°C | 12.0°C | 7.8°C | 20.3°C | 4.1°C | 113 mm | 82% | 0.2 m/s | 5.3 |
| 2018 | 20.4°C | 14.7°C | 9.0°C | 29.4°C | 2.8°C | 32 mm | 71% | 0.3 m/s | 6.3 |
| 2017 | 17.8°C | 12.8°C | 7.9°C | 23.9°C | 2.9°C | 27 mm | 77% | 0.3 m/s | 6.4 |
| 2016 | 16.2°C | 12.0°C | 7.8°C | 24.7°C | 3.9°C | 83 mm | 84% | 0.2 m/s | 5.1 |
| 2015 | 19.6°C | 14.5°C | 9.4°C | 26.9°C | 5.0°C | 43 mm | 73% | 0.3 m/s | 6.4 |
| 2014 | 19.3°C | 14.0°C | 8.6°C | 29.2°C | 2.6°C | 76 mm | 76% | 0.3 m/s | 6.3 |
| 2013 | 19.5°C | 13.8°C | 8.1°C | 26.2°C | 2.1°C | 15 mm | 72% | 0.3 m/s | 6.9 |
| 2012 | 18.7°C | 13.7°C | 8.7°C | 26.1°C | 2.0°C | 66 mm | 77% | 0.2 m/s | 5.9 |
| 2011 | 14.8°C | 10.3°C | 5.9°C | 21.4°C | 1.4°C | 88 mm | 81% | 0.2 m/s | 4.7 |
| 2010 | 18.8°C | 13.2°C | 7.7°C | 25.0°C | 2.8°C | 13 mm | 74% | 0.3 m/s | 6.5 |
| 2009 🔥 | 21.1°C | 15.4°C | 9.7°C | 30.2°C | 3.7°C | 21 mm | 70% | 0.3 m/s | 6.6 |
| 2008 | 16.6°C | 12.1°C | 7.5°C | 24.8°C | 4.2°C | 61 mm | 79% | 0.2 m/s | 5.6 |
| 2007 | 18.1°C | 13.2°C | 8.4°C | 27.5°C | 5.0°C | 111 mm | 78% | 0.3 m/s | 5.6 |
| 2006 | 18.4°C | 13.6°C | 8.8°C | 28.2°C | 3.6°C | 40 mm | 77% | 0.2 m/s | 5.7 |
| 2005 | 16.5°C | 11.8°C | 7.1°C | 23.6°C | 3.9°C | 104 mm | 80% | 0.3 m/s | 5.4 |
| 2004 | 19.2°C | 14.0°C | 8.8°C | 26.0°C | 4.5°C | 38 mm | 75% | 0.3 m/s | 6.1 |
| 2003 | 18.5°C | 13.2°C | 7.9°C | 27.3°C | 3.7°C | 43 mm | 73% | 0.3 m/s | 6.2 |
| 2002 | 17.7°C | 12.8°C | 7.8°C | 25.2°C | 2.2°C | 37 mm | 75% | 0.2 m/s | 5.8 |
| 2001 | 16.0°C | 11.6°C | 7.2°C | 21.4°C | 5.0°C | 58 mm | 81% | 0.2 m/s | 5.6 |
| 2000 🌧️ | 15.7°C | 11.4°C | 7.1°C | 23.1°C | 3.2°C | 129 mm | 81% | 0.2 m/s | 5.5 |
| 1999 | 16.2°C | 11.4°C | 6.5°C | 21.0°C | 1.9°C | 81 mm | 79% | 0.2 m/s | 5.9 |
| 1998 | 19.6°C | 14.9°C | 10.2°C | 29.8°C | 3.5°C | 96 mm | 79% | 0.2 m/s | 5.8 |
| 1997 | 16.2°C | 11.9°C | 7.6°C | 22.9°C | 2.8°C | 114 mm | 81% | 0.2 m/s | 5.8 |
| 1996 | 18.6°C | 13.1°C | 7.6°C | 26.9°C | 2.1°C | 58 mm | 72% | 0.3 m/s | 6.2 |
| 1995 | 16.7°C | 12.0°C | 7.4°C | 24.4°C | 2.8°C | 78 mm | 80% | 0.2 m/s | 5.6 |
| 1994 | 18.9°C | 13.5°C | 8.0°C | 25.9°C | 1.9°C | 37 mm | 75% | 0.3 m/s | 6.2 |
| 1993 | 14.3°C | 10.2°C | 6.2°C | 18.6°C | 3.6°C | 78 mm | 84% | 0.2 m/s | 4.9 |
| 1992 | 17.8°C | 13.2°C | 8.6°C | 24.0°C | 5.0°C | 67 mm | 79% | 0.3 m/s | 5.4 |
| 1991 | 16.2°C | 11.5°C | 6.7°C | 24.3°C | 2.6°C | 65 mm | 79% | 0.2 m/s | 5.2 |
| 1990 | 19.6°C | 14.2°C | 8.7°C | 25.2°C | 4.8°C | 43 mm | 74% | 0.3 m/s | 5.5 |
| 1989 | 16.3°C | 11.3°C | 6.3°C | 23.0°C | 2.1°C | 66 mm | 79% | 0.3 m/s | 5.6 |
| 1988 | 16.4°C | 11.5°C | 6.5°C | 24.7°C | 2.4°C | 52 mm | 76% | 0.2 m/s | 5.2 |
| 1987 | 16.2°C | 11.7°C | 7.1°C | 22.4°C | 3.5°C | 63 mm | 79% | 0.2 m/s | 5.3 |
| 1986 | 14.5°C | 10.1°C | 5.8°C | 21.8°C | -1.0°C | 96 mm | 82% | 0.2 m/s | 5 |
| 1985 | 20.1°C | 14.2°C | 8.4°C | 26.0°C | 1.2°C | 7 mm | 69% | 0.3 m/s | 6.4 |
| 1984 | 17.5°C | 11.9°C | 6.3°C | 25.0°C | 2.2°C | 23 mm | 75% | 0.3 m/s | 6 |
| 1983 ❄️ | 14.8°C | 10.1°C | 5.5°C | 22.7°C | 2.4°C | 104 mm | 79% | 0.2 m/s | — |
| 1982 | 16.4°C | 11.5°C | 6.7°C | 26.4°C | 1.1°C | 87 mm | 79% | 0.2 m/s | — |
| 1981 | 16.7°C | 12.1°C | 7.5°C | 25.3°C | 2.5°C | 63 mm | 80% | 0.2 m/s | — |
Actual recorded July data for each year, 1981–2025 — sourced from NASA POWER.
The average high in July is around 17.7°C with lows near 7.8°C (mean 12.8°C), based on 45 years of NASA POWER data.
July averages 61 mm of rainfall in Whistler, one of the drier months. The wettest on record was 129 mm in 2000.
The hottest July reached 30.2°C in 2009. The coldest dipped to -1°C in 1986.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average July temperatures have risen by about 2.3°C. Daytime highs moved from 17.1°C to 19.5°C and overnight lows from 6.9°C to 9.2°C over the same span.
July is one of the warmer months of the year in Whistler and one of the drier months, so plan for around 17.7°C daytime highs and 7.8°C at night.
Not quite — July is the 11th coolest month in Whistler, averaging 12.8°C.
For July in Whistler, pack warm layers and a jacket for chilly mornings, with typical highs of 17.7°C and lows of 7.8°C. Bring an umbrella or light rain jacket too.
Relative humidity in July averages 77% — quite humid.
Average wind speed in July is 0.2 m/s. The windiest July on record averaged 0.3 m/s (1984).
The wettest July on record was 2000 with 129 mm. On average, July sees 61 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 Whistler behaves each July, 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 July specifically, along with year-by-year records and how the month has changed over the decades.
