April is close to Vernon's year-round average, with average highs near 9.4°C and lows around -1.9°C (mean 3.8°C). It is one of the drier months, averaging 41 mm of rainfall and 76% relative humidity across the period.
April is close to Vernon's year-round average. Across 45 years of records, the warmest April in Vernon was 2016 — when the month averaged 7.9°C — while the coldest was 1982 at -0.2°C. Typical April days reach 9.4°C with nights near -1.9°C. The long-term April temperature trend is broadly flat.
April is one of the drier months in Vernon, averaging 41 mm of rainfall. The wettest April on record was 2017 with 94 mm, while the driest was 2021 at 23 mm.
Relative humidity in Vernon during April averages 76%. The most humid Aprils were 1982 and 2018 at 85%, and the least humid were 1992 and 2005 at 70%.
April receives about 4.4 kWh/m²/day of solar energy in Vernon. The sunniest Aprils were 2004, 2005 and 2020 at 5 kWh/m²/day, and the cloudiest was 2017 at 3.6.
Average wind speed in Vernon during April is 0.3 m/s. The windiest Aprils were 2021, 2023 and 2024, among others at 0.3 m/s, while the calmest were 2013, 2022 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 | 3.6°C | 4.4°C | 3.8°C | 3.7°C | 3.1°C | -0.5°C |
| Avg High | 9.3°C | 10.2°C | 9.6°C | 9.1°C | 8.6°C | -0.7°C |
| Avg Low | -2.1°C | -1.5°C | -2.0°C | -1.7°C | -2.4°C | -0.3°C |
| Avg Rain | 44 mm | 35 mm | 36 mm | 52 mm | 37 mm | -7 mm |
April temperatures in Vernon have risen by about 0.7°C between 1981–1985 and 2021–2025.
April has ranged from a record low of -14.7°C (2020) to a record high of 24.4°C (2023).
Rainfall in April is one of the drier months, averaging 41 mm, with a wettest year of 94 mm.
Daytime highs and overnight lows have shifted differently — highs fell about 0.2°C per decade while lows rose 0°C per decade, narrowing the gap between day and night.
A good time to visit Vernon
April is a good time to visit Vernon, with days averaging 9.4°C and nights around -1.9°C (mean 3.8°C, close to Vernon's yearly average) and moderate 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 | 10.3°C | 4.4°C | -1.5°C | 19.0°C | -5.7°C | 47 mm | 77% | 0.2 m/s | 4.9 |
| 2024 | 9.2°C | 3.7°C | -1.8°C | 16.4°C | -4.7°C | 47 mm | 77% | 0.3 m/s | 4.2 |
| 2023 | 8.0°C | 2.7°C | -2.6°C | 24.4°C | -10.1°C | 48 mm | 81% | 0.3 m/s | 4.1 |
| 2022 | 6.5°C | 1.8°C | -2.9°C | 14.1°C | -7.7°C | 31 mm | 73% | 0.2 m/s | 4.3 |
| 2021 | 10.1°C | 4.0°C | -2.1°C | 19.0°C | -5.6°C | 23 mm | 75% | 0.3 m/s | 4.9 |
| 2020 | 7.6°C | 2.1°C | -3.5°C | 15.7°C | -14.7°C | 26 mm | 79% | 0.3 m/s | 5 |
| 2019 | 9.3°C | 4.0°C | -1.2°C | 14.6°C | -3.1°C | 43 mm | 74% | 0.3 m/s | 4.2 |
| 2018 | 7.0°C | 2.2°C | -2.7°C | 20.1°C | -7.7°C | 81 mm | 85% | 0.3 m/s | 4 |
| 2017 🌧️ | 7.7°C | 3.0°C | -1.8°C | 11.8°C | -6.6°C | 94 mm | 82% | 0.3 m/s | 3.6 |
| 2016 🔥 | 14.8°C | 7.9°C | 1.1°C | 23.7°C | -2.3°C | 24 mm | 74% | 0.3 m/s | 4.8 |
| 2015 | 9.7°C | 4.0°C | -1.8°C | 19.0°C | -4.8°C | 27 mm | 73% | 0.3 m/s | 4.7 |
| 2014 | 9.3°C | 3.8°C | -1.8°C | 19.7°C | -4.4°C | 47 mm | 77% | 0.3 m/s | 4.3 |
| 2013 | 8.0°C | 2.9°C | -2.3°C | 15.3°C | -5.3°C | 51 mm | 76% | 0.2 m/s | 4.2 |
| 2012 | 10.0°C | 4.4°C | -1.2°C | 19.6°C | -5.3°C | 56 mm | 77% | 0.2 m/s | 4.1 |
| 2011 | 5.6°C | 1.1°C | -3.3°C | 11.5°C | -5.1°C | 61 mm | 79% | 0.2 m/s | 4.2 |
| 2010 | 9.3°C | 3.6°C | -2.1°C | 18.8°C | -6.1°C | 34 mm | 76% | 0.2 m/s | 4.3 |
| 2009 | 7.6°C | 2.3°C | -3.1°C | 16.6°C | -8.8°C | 28 mm | 77% | 0.3 m/s | 4.7 |
| 2008 | 6.5°C | 1.2°C | -4.1°C | 16.1°C | -12.6°C | 28 mm | 74% | 0.2 m/s | 4.4 |
| 2007 | 8.9°C | 3.4°C | -2.2°C | 16.0°C | -8.5°C | 30 mm | 75% | 0.2 m/s | 4.1 |
| 2006 | 11.1°C | 4.9°C | -1.4°C | 19.9°C | -4.0°C | 41 mm | 75% | 0.3 m/s | 4.3 |
| 2005 | 11.2°C | 5.0°C | -1.2°C | 20.8°C | -4.4°C | 25 mm | 70% | 0.3 m/s | 5 |
| 2004 | 12.9°C | 6.1°C | -0.7°C | 21.0°C | -4.0°C | 32 mm | 71% | 0.3 m/s | 5 |
| 2003 | 9.4°C | 4.3°C | -0.7°C | 17.0°C | -4.2°C | 53 mm | 76% | 0.3 m/s | 4.1 |
| 2002 | 9.0°C | 3.4°C | -2.3°C | 17.8°C | -7.4°C | 34 mm | 73% | 0.2 m/s | 4.4 |
| 2001 | 8.4°C | 3.1°C | -2.1°C | 19.0°C | -6.0°C | 48 mm | 76% | 0.3 m/s | 4.3 |
| 2000 | 10.6°C | 4.3°C | -2.1°C | 16.5°C | -4.9°C | 38 mm | 77% | 0.2 m/s | 4.5 |
| 1999 | 9.6°C | 3.4°C | -2.8°C | 19.5°C | -5.7°C | 29 mm | 75% | 0.3 m/s | 4.7 |
| 1998 | 10.8°C | 4.9°C | -0.9°C | 20.1°C | -4.0°C | 29 mm | 72% | 0.3 m/s | 4.8 |
| 1997 | 8.2°C | 2.5°C | -3.2°C | 16.2°C | -9.4°C | 32 mm | 74% | 0.2 m/s | 4.7 |
| 1996 | 9.6°C | 3.9°C | -1.7°C | 17.3°C | -5.7°C | 31 mm | 78% | 0.2 m/s | 4.2 |
| 1995 | 8.9°C | 3.7°C | -1.6°C | 14.7°C | -4.2°C | 35 mm | 72% | 0.3 m/s | 4.8 |
| 1994 | 11.9°C | 6.0°C | 0.0°C | 19.4°C | -3.6°C | 47 mm | 75% | 0.3 m/s | 3.9 |
| 1993 | 9.7°C | 4.3°C | -1.2°C | 13.5°C | -3.3°C | 41 mm | 78% | 0.3 m/s | 4.2 |
| 1992 | 11.4°C | 5.4°C | -0.6°C | 19.5°C | -5.5°C | 49 mm | 70% | 0.3 m/s | 4.3 |
| 1991 | 10.0°C | 4.2°C | -1.7°C | 18.8°C | -4.3°C | 26 mm | 75% | 0.3 m/s | 4.7 |
| 1990 | 11.8°C | 5.4°C | -0.9°C | 16.5°C | -4.1°C | 29 mm | 76% | 0.3 m/s | 4.3 |
| 1989 | 11.6°C | 5.0°C | -1.6°C | 20.7°C | -5.2°C | 25 mm | 72% | 0.3 m/s | 4.8 |
| 1988 | 11.7°C | 5.3°C | -1.1°C | 21.9°C | -5.3°C | 66 mm | 76% | 0.2 m/s | 4 |
| 1987 | 12.4°C | 6.0°C | -0.4°C | 23.8°C | -4.4°C | 44 mm | 72% | 0.2 m/s | 4.5 |
| 1986 | 8.0°C | 3.0°C | -2.1°C | 16.8°C | -4.7°C | 46 mm | 77% | 0.2 m/s | 4.3 |
| 1985 | 8.6°C | 3.1°C | -2.4°C | 17.3°C | -5.8°C | 48 mm | 77% | 0.2 m/s | 4.4 |
| 1984 | 8.3°C | 3.0°C | -2.3°C | 19.3°C | -5.0°C | 39 mm | 77% | 0.2 m/s | 4.3 |
| 1983 | 10.1°C | 4.3°C | -1.4°C | 17.0°C | -4.9°C | 53 mm | 74% | 0.3 m/s | — |
| 1982 ❄️ | 4.6°C | -0.2°C | -5.1°C | 13.3°C | -12.3°C | 32 mm | 85% | 0.2 m/s | — |
| 1981 | 8.3°C | 2.9°C | -2.6°C | 18.7°C | -6.1°C | 40 mm | 78% | 0.2 m/s | — |
Actual recorded April data for each year, 1981–2025 — sourced from NASA POWER.
The average high in April is around 9.4°C with lows near -1.9°C (mean 3.8°C), based on 45 years of NASA POWER data.
April averages 41 mm of rainfall in Vernon, one of the drier months. The wettest on record was 94 mm in 2017.
The hottest April reached 24.4°C in 2023. The coldest dipped to -14.7°C in 2020.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average April temperatures have risen by about 0.7°C. Daytime highs moved from 8°C to 8.8°C and overnight lows from -2.8°C to -2.2°C over the same span.
April is close to Vernon's year-round average and one of the drier months, so plan for around 9.4°C daytime highs and -1.9°C at night.
Not quite — April is the 6th coolest month in Vernon, averaging 3.8°C.
For April in Vernon, pack warm layers and a jacket for chilly mornings, with typical highs of 9.4°C and lows of -1.9°C.
Relative humidity in April averages 76% — quite humid.
Average wind speed in April is 0.3 m/s. The windiest April on record averaged 0.3 m/s (1983).
The wettest April on record was 2017 with 94 mm. On average, April sees 41 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 Vernon 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.
