April is one of the cooler months of the year in Chilliwack, with average highs near 8.9°C and lows around 0.7°C (mean 4.8°C). It is one of the drier months, averaging 131 mm of rainfall and 84% relative humidity across the period.
April is one of the cooler months of the year in Chilliwack. Across 45 years of records, the warmest April in Chilliwack was 2016 — when the month averaged 9.1°C — while the coldest were 1982 and 2008 at 1°C. Typical April days reach 8.9°C with nights near 0.7°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Chilliwack, averaging 131 mm of rainfall. The wettest April on record was 1981 with 235 mm, while the driest was 2004 at 39 mm.
Relative humidity in Chilliwack during April averages 84%. The most humid April was 2008 at 89%, and the least humid was 2004 at 76%.
April receives about 4.6 kWh/m²/day of solar energy in Chilliwack. The sunniest Aprils were 2004 and 2021 at 5.2 kWh/m²/day, and the cloudiest were 2003 and 2017 at 4.1.
Average wind speed in Chilliwack during April is 0.3 m/s. The windiest Aprils were 2020, 2021 and 2023, among others at 0.3 m/s, while the calmest were 2022, 2024 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 | 4.4°C | 5.4°C | 4.7°C | 5.0°C | 4.5°C | +0.1°C |
| Avg High | 8.4°C | 9.6°C | 8.9°C | 8.9°C | 8.6°C | +0.2°C |
| Avg Low | 0.4°C | 1.2°C | 0.4°C | 1.2°C | 0.4°C | 0°C |
| Avg Rain | 153 mm | 123 mm | 112 mm | 147 mm | 119 mm | -34 mm |
April temperatures in Chilliwack have risen by about 0.9°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -11.8°C (2008) to a record high of 28.5°C (1998).
Rainfall in April is one of the drier months, averaging 131 mm, with a wettest year of 235 mm.
A good time to visit Chilliwack
April is a good time to visit Chilliwack, with days averaging 8.9°C and nights around 0.7°C (mean 4.8°C, cooler than Chilliwack's yearly average) and higher rainfall. August and July 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 | 9.4°C | 5.1°C | 0.8°C | 16.7°C | -3.4°C | 107 mm | 84% | 0.2 m/s | 5.1 |
| 2024 | 9.5°C | 5.2°C | 1.0°C | 16.1°C | -3.0°C | 137 mm | 84% | 0.2 m/s | 4.6 |
| 2023 | 7.5°C | 3.9°C | 0.4°C | 20.1°C | -5.8°C | 154 mm | 87% | 0.3 m/s | 4.4 |
| 2022 | 6.6°C | 2.9°C | -0.8°C | 11.8°C | -5.0°C | 161 mm | 85% | 0.2 m/s | 4.7 |
| 2021 | 9.9°C | 5.3°C | 0.7°C | 18.3°C | -5.3°C | 70 mm | 81% | 0.3 m/s | 5.2 |
| 2020 | 8.9°C | 4.7°C | 0.5°C | 13.6°C | -6.1°C | 83 mm | 83% | 0.3 m/s | 5 |
| 2019 | 10.0°C | 5.8°C | 1.6°C | 15.0°C | -1.4°C | 157 mm | 84% | 0.3 m/s | 4.5 |
| 2018 | 8.7°C | 5.0°C | 1.4°C | 21.3°C | -2.7°C | 172 mm | 87% | 0.2 m/s | 4.3 |
| 2017 | 7.6°C | 4.4°C | 1.2°C | 12.1°C | -3.6°C | 170 mm | 89% | 0.2 m/s | 4.1 |
| 2016 🔥 | 13.7°C | 9.1°C | 4.4°C | 26.4°C | 1.3°C | 65 mm | 81% | 0.2 m/s | 4.8 |
| 2015 | 10.4°C | 5.8°C | 1.2°C | 18.9°C | -2.4°C | 92 mm | 81% | 0.3 m/s | 4.7 |
| 2014 | 9.0°C | 5.2°C | 1.3°C | 19.4°C | -3.1°C | 157 mm | 86% | 0.2 m/s | 4.8 |
| 2013 | 7.0°C | 3.8°C | 0.7°C | 12.3°C | -5.1°C | 189 mm | 87% | 0.3 m/s | 4.2 |
| 2012 | 8.0°C | 4.4°C | 0.9°C | 16.6°C | -6.9°C | 149 mm | 88% | 0.2 m/s | 4.4 |
| 2011 | 5.5°C | 2.0°C | -1.5°C | 11.8°C | -6.4°C | 180 mm | 89% | 0.2 m/s | 4.6 |
| 2010 | 8.8°C | 4.6°C | 0.4°C | 19.3°C | -9.9°C | 144 mm | 86% | 0.2 m/s | 4.3 |
| 2009 | 7.6°C | 3.5°C | -0.7°C | 15.1°C | -7.7°C | 96 mm | 82% | 0.3 m/s | 5 |
| 2008 | 4.6°C | 1.0°C | -2.6°C | 12.1°C | -11.8°C | 83 mm | 89% | 0.3 m/s | 4.7 |
| 2007 | 8.3°C | 4.5°C | 0.7°C | 14.8°C | -6.4°C | 140 mm | 85% | 0.2 m/s | 4.6 |
| 2006 | 9.7°C | 5.1°C | 0.4°C | 18.7°C | -2.6°C | 104 mm | 83% | 0.3 m/s | 4.7 |
| 2005 | 11.4°C | 6.6°C | 1.8°C | 20.9°C | -3.6°C | 128 mm | 81% | 0.3 m/s | 4.8 |
| 2004 | 12.9°C | 7.6°C | 2.3°C | 21.8°C | -3.6°C | 39 mm | 76% | 0.3 m/s | 5.2 |
| 2003 | 8.7°C | 4.9°C | 1.0°C | 16.1°C | -2.2°C | 137 mm | 85% | 0.2 m/s | 4.1 |
| 2002 | 7.9°C | 4.0°C | 0.0°C | 16.8°C | -8.7°C | 142 mm | 85% | 0.3 m/s | 4.8 |
| 2001 | 8.1°C | 4.0°C | -0.1°C | 19.2°C | -5.0°C | 127 mm | 86% | 0.2 m/s | 4.7 |
| 2000 | 9.8°C | 5.6°C | 1.4°C | 14.9°C | -5.5°C | 121 mm | 83% | 0.3 m/s | 4.9 |
| 1999 | 7.6°C | 3.1°C | -1.4°C | 16.5°C | -7.9°C | 68 mm | 83% | 0.3 m/s | 4.8 |
| 1998 | 11.0°C | 6.0°C | 1.0°C | 28.5°C | -4.6°C | 57 mm | 78% | 0.3 m/s | 4.8 |
| 1997 | 8.0°C | 3.7°C | -0.5°C | 15.1°C | -8.8°C | 148 mm | 85% | 0.2 m/s | 4.7 |
| 1996 | 9.4°C | 5.6°C | 1.7°C | 16.2°C | -4.7°C | 190 mm | 87% | 0.2 m/s | 4.3 |
| 1995 | 9.5°C | 4.9°C | 0.3°C | 17.6°C | -5.8°C | 88 mm | 81% | 0.3 m/s | 4.9 |
| 1994 | 11.2°C | 7.2°C | 3.2°C | 19.8°C | -0.5°C | 104 mm | 84% | 0.2 m/s | 4.2 |
| 1993 | 8.7°C | 5.4°C | 2.0°C | 13.7°C | -0.3°C | 150 mm | 87% | 0.2 m/s | 4.4 |
| 1992 | 11.4°C | 6.9°C | 2.4°C | 20.4°C | -2.4°C | 150 mm | 81% | 0.3 m/s | 4.7 |
| 1991 | 8.9°C | 4.6°C | 0.4°C | 16.6°C | -5.9°C | 177 mm | 83% | 0.3 m/s | 4.8 |
| 1990 | 10.3°C | 6.4°C | 2.5°C | 15.8°C | -2.7°C | 98 mm | 83% | 0.3 m/s | 4.7 |
| 1989 | 10.9°C | 6.1°C | 1.3°C | 21.1°C | -2.0°C | 116 mm | 80% | 0.3 m/s | 5.1 |
| 1988 | 9.3°C | 5.3°C | 1.3°C | 16.4°C | -6.7°C | 200 mm | 85% | 0.2 m/s | 4.3 |
| 1987 | 10.7°C | 6.3°C | 2.0°C | 24.4°C | -3.0°C | 160 mm | 83% | 0.2 m/s | 4.7 |
| 1986 | 7.6°C | 3.8°C | 0.0°C | 18.0°C | -4.9°C | 144 mm | 86% | 0.2 m/s | 4.4 |
| 1985 | 6.7°C | 3.5°C | 0.4°C | 12.7°C | -4.4°C | 185 mm | 88% | 0.3 m/s | 4.6 |
| 1984 | 7.5°C | 4.0°C | 0.5°C | 13.6°C | -2.5°C | 135 mm | 86% | 0.2 m/s | 4.3 |
| 1983 | 10.4°C | 5.4°C | 0.5°C | 16.5°C | -4.6°C | 78 mm | 78% | 0.3 m/s | — |
| 1982 ❄️ | 4.6°C | 1.0°C | -2.7°C | 11.1°C | -9.6°C | 122 mm | 87% | 0.3 m/s | — |
| 1981 🌧️ | 7.9°C | 3.9°C | 0.0°C | 19.6°C | -9.6°C | 235 mm | 88% | 0.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 8.9°C with lows near 0.7°C (mean 4.8°C), based on 45 years of NASA POWER data.
April averages 131 mm of rainfall in Chilliwack, one of the drier months. The wettest on record was 235 mm in 1981.
The hottest April reached 28.5°C in 1998. The coldest dipped to -11.8°C in 2008.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.9°C. Daytime highs moved from 7.4°C to 8.6°C and overnight lows from -0.3°C to 0.4°C over the same span.
April is one of the cooler months of the year in Chilliwack and one of the drier months, so plan for around 8.9°C daytime highs and 0.7°C at night.
Not quite — April is the 6th coolest month in Chilliwack, averaging 4.8°C.
For April in Chilliwack, pack warm layers and a jacket for chilly mornings, with typical highs of 8.9°C and lows of 0.7°C. Bring an umbrella or light rain jacket too.
Relative humidity in April averages 84% — quite humid.
Average wind speed in April is 0.3 m/s. The windiest April on record averaged 0.3 m/s (1982).
The wettest April on record was 1981 with 235 mm. On average, April sees 131 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 Chilliwack 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.
