April is one of the cooler months of the year in Whistler, with average highs near 0.6°C and lows around -4.9°C (mean -2.2°C). It is one of the drier months, averaging 123 mm of rainfall and 94% relative humidity across the period.
April is one of the cooler months of the year in Whistler. Across 45 years of records, the warmest April in Whistler was 2016 — when the month averaged 0.2°C — while the coldest was 2008 at -4.5°C. Typical April days reach 0.6°C with nights near -4.9°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Whistler, averaging 123 mm of rainfall. The wettest April on record was 1996 with 286 mm, while the driest was 2004 at 37 mm.
Relative humidity in Whistler during April averages 94%. The most humid April was 1996 at 99%, and the least humid was 1989 at 86%.
April receives about 4.1 kWh/m²/day of solar energy in Whistler. The sunniest Aprils were 2004 and 2021 at 5.2 kWh/m²/day, and the cloudiest was 2003 at 3.2.
Average wind speed in Whistler during April is 0.5 m/s. The windiest Aprils were 1999, 2004 and 2021, among others at 0.6 m/s, while the calmest was 1993 at 0.3 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | -2.5°C | -1.7°C | -2.4°C | -1.8°C | -2.5°C | 0°C |
| Avg High | 0.4°C | 0.8°C | 0.5°C | 0.7°C | 0.4°C | 0°C |
| Avg Low | -5.4°C | -4.2°C | -5.2°C | -4.4°C | -5.4°C | 0°C |
| Avg Rain | 122 mm | 134 mm | 113 mm | 135 mm | 104 mm | -18 mm |
April temperatures in Whistler have risen by about 0.5°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -16.9°C (2022) to a record high of 11.5°C (2004).
Rainfall in April is one of the drier months, averaging 123 mm, with a wettest year of 286 mm.
A good time to visit Whistler
April is a good time to visit Whistler, with days averaging 0.6°C and nights around -4.9°C (mean -2.2°C, cooler than Whistler's yearly average) and higher rainfall. July and August are marginally more temperate, but April still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 1.3°C | -1.2°C | -3.8°C | 6.6°C | -12.0°C | 74 mm | 91% | 0.5 m/s | 5 |
| 2024 | 1.3°C | -1.8°C | -4.8°C | 6.2°C | -12.4°C | 113 mm | 92% | 0.5 m/s | 4.7 |
| 2023 | 0.0°C | -2.7°C | -5.4°C | 7.0°C | -12.9°C | 166 mm | 96% | 0.5 m/s | 3.8 |
| 2022 | -0.8°C | -4.1°C | -7.4°C | 0.9°C | -16.9°C | 151 mm | 98% | 0.4 m/s | 4.2 |
| 2021 | 0.5°C | -2.6°C | -5.7°C | 4.8°C | -16.6°C | 65 mm | 90% | 0.6 m/s | 5.2 |
| 2020 | 0.2°C | -2.6°C | -5.4°C | 2.7°C | -14.1°C | 55 mm | 92% | 0.5 m/s | 4.7 |
| 2019 | 0.6°C | -1.7°C | -3.9°C | 3.3°C | -10.1°C | 133 mm | 95% | 0.4 m/s | 4.4 |
| 2018 | 0.4°C | -1.6°C | -3.5°C | 5.7°C | -13.1°C | 148 mm | 95% | 0.5 m/s | 4 |
| 2017 | 0.1°C | -2.2°C | -4.4°C | 1.8°C | -12.7°C | 190 mm | 98% | 0.4 m/s | 3.3 |
| 2016 🔥 | 2.0°C | 0.2°C | -1.7°C | 8.6°C | -7.6°C | 63 mm | 92% | 0.5 m/s | 4.7 |
| 2015 | 3.3°C | -0.2°C | -3.7°C | 10.2°C | -8.9°C | 98 mm | 89% | 0.4 m/s | 3.9 |
| 2014 | 0.3°C | -2.0°C | -4.3°C | 4.4°C | -13.6°C | 136 mm | 97% | 0.4 m/s | 3.8 |
| 2013 | 0.1°C | -2.3°C | -4.8°C | 3.7°C | -14.6°C | 122 mm | 96% | 0.4 m/s | 4.2 |
| 2012 | 0.7°C | -1.9°C | -4.6°C | 4.6°C | -13.6°C | 163 mm | 96% | 0.4 m/s | 3.5 |
| 2011 | -0.9°C | -4.3°C | -7.8°C | 1.0°C | -16.2°C | 133 mm | 98% | 0.5 m/s | 4.4 |
| 2010 | 0.1°C | -2.5°C | -5.2°C | 4.0°C | -15.8°C | 161 mm | 97% | 0.4 m/s | 3.6 |
| 2009 | 0.4°C | -2.7°C | -5.8°C | 3.6°C | -15.1°C | 78 mm | 94% | 0.5 m/s | 4.7 |
| 2008 ❄️ | -0.8°C | -4.5°C | -8.2°C | 4.3°C | -15.0°C | 71 mm | 97% | 0.5 m/s | 4.2 |
| 2007 | 0.1°C | -2.6°C | -5.2°C | 3.9°C | -14.6°C | 134 mm | 97% | 0.4 m/s | 3.8 |
| 2006 | 0.5°C | -2.2°C | -4.8°C | 4.7°C | -10.9°C | 110 mm | 96% | 0.5 m/s | 3.7 |
| 2005 | 2.6°C | -0.6°C | -3.8°C | 11.4°C | -10.6°C | 149 mm | 90% | 0.5 m/s | 4.5 |
| 2004 | 1.9°C | -0.9°C | -3.7°C | 11.5°C | -13.2°C | 37 mm | 87% | 0.6 m/s | 5.2 |
| 2003 | -0.1°C | -2.2°C | -4.3°C | 2.7°C | -10.8°C | 173 mm | 98% | 0.4 m/s | 3.2 |
| 2002 | 0.1°C | -2.9°C | -5.8°C | 4.0°C | -16.0°C | 122 mm | 95% | 0.5 m/s | 4.3 |
| 2001 | 0.1°C | -3.0°C | -6.1°C | 2.8°C | -14.9°C | 146 mm | 98% | 0.5 m/s | 3.8 |
| 2000 | 0.3°C | -2.1°C | -4.4°C | 2.5°C | -13.1°C | 117 mm | 95% | 0.4 m/s | 4.2 |
| 1999 | 0.3°C | -3.5°C | -7.2°C | 6.9°C | -16.1°C | 73 mm | 92% | 0.6 m/s | 4.5 |
| 1998 | 0.6°C | -2.4°C | -5.4°C | 5.6°C | -11.8°C | 59 mm | 95% | 0.5 m/s | 4.4 |
| 1997 | 0.1°C | -2.9°C | -5.9°C | 1.8°C | -15.0°C | 163 mm | 95% | 0.5 m/s | 4.6 |
| 1996 🌧️ | 0.4°C | -1.4°C | -3.2°C | 3.0°C | -9.8°C | 286 mm | 99% | 0.4 m/s | 4 |
| 1995 | 0.1°C | -2.7°C | -5.5°C | 2.4°C | -14.1°C | 96 mm | 95% | 0.5 m/s | 4.4 |
| 1994 | 1.3°C | -0.8°C | -2.9°C | 4.2°C | -8.6°C | 85 mm | 94% | 0.4 m/s | 3.9 |
| 1993 | 0.3°C | -0.9°C | -2.1°C | 2.5°C | -9.0°C | 183 mm | 98% | 0.3 m/s | 4 |
| 1992 | 2.7°C | 0.0°C | -2.8°C | 10.6°C | -11.2°C | 168 mm | 92% | 0.4 m/s | 3.7 |
| 1991 | 0.4°C | -2.3°C | -4.9°C | 3.2°C | -15.7°C | 128 mm | 92% | 0.5 m/s | 3.4 |
| 1990 | 1.8°C | -0.3°C | -2.4°C | 7.3°C | -7.9°C | 95 mm | 90% | 0.5 m/s | 3.3 |
| 1989 | 1.3°C | -1.5°C | -4.3°C | 5.2°C | -12.4°C | 98 mm | 86% | 0.6 m/s | 3.5 |
| 1988 | 0.9°C | -1.7°C | -4.2°C | 4.8°C | -13.1°C | 142 mm | 93% | 0.5 m/s | 3.6 |
| 1987 | 1.1°C | -1.3°C | -3.7°C | 6.8°C | -13.7°C | 117 mm | 94% | 0.5 m/s | 3.9 |
| 1986 | -0.2°C | -3.1°C | -6.1°C | 1.9°C | -12.1°C | 110 mm | 98% | 0.4 m/s | 3.6 |
| 1985 | -0.2°C | -2.9°C | -5.5°C | 3.1°C | -12.9°C | 118 mm | 96% | 0.5 m/s | 3.8 |
| 1984 | -0.1°C | -2.8°C | -5.4°C | 2.9°C | -14.9°C | 143 mm | 97% | 0.5 m/s | 3.4 |
| 1983 | 0.6°C | -2.4°C | -5.4°C | 2.1°C | -15.8°C | 83 mm | 90% | 0.6 m/s | — |
| 1982 | -0.6°C | -4.4°C | -8.3°C | 4.6°C | -15.9°C | 119 mm | 94% | 0.5 m/s | — |
| 1981 | 1.0°C | -2.3°C | -5.7°C | 7.9°C | -13.3°C | 167 mm | 95% | 0.5 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 0.6°C with lows near -4.9°C (mean -2.2°C), based on 45 years of NASA POWER data.
April averages 123 mm of rainfall in Whistler, one of the drier months. The wettest on record was 286 mm in 1996.
The hottest April reached 11.5°C in 2004. The coldest dipped to -16.9°C in 2022.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.5°C. Daytime highs moved from 0.1°C to 0.5°C and overnight lows from -6.1°C to -5.4°C over the same span.
April is one of the cooler months of the year in Whistler and one of the drier months, so plan for around 0.6°C daytime highs and -4.9°C at night.
Not quite — April is the 6th coolest month in Whistler, averaging -2.2°C.
For April in Whistler, pack warm layers and a jacket for chilly mornings, with typical highs of 0.6°C and lows of -4.9°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 94% — quite humid.
Average wind speed in April is 0.5 m/s. The windiest April on record averaged 0.6 m/s (1983).
The wettest April on record was 1996 with 286 mm. On average, April sees 123 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 April, 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 April specifically, along with year-by-year records and how the month has changed over the decades.
