June is one of the warmer months of the year in Courtenay, with average highs near 18.3°C and lows around 8°C (mean 13.2°C). It is one of the drier months, averaging 54 mm of rainfall and 79% relative humidity across the period.
June is one of the warmer months of the year in Courtenay. Across 45 years of records, the warmest June in Courtenay was 2021 — when the month averaged 15.9°C — while the coldest was 1981 at 10.8°C. Typical June days reach 18.3°C with nights near 8°C. The long-term trend is warming, about 0.3°C per decade.
June is one of the drier months in Courtenay, averaging 54 mm of rainfall. The wettest June on record was 1981 with 130 mm, while the driest was 2025 at 17 mm.
Relative humidity in Courtenay during June averages 79%. The most humid Junes were 1981, 1999 and 2012 at 83%, and the least humid was 2023 at 71%.
June receives about 5.6 kWh/m²/day of solar energy in Courtenay. The sunniest Junes were 2015 and 2023 at 6.9 kWh/m²/day, and the cloudiest was 2012 at 4.5.
Average wind speed in Courtenay during June is 0.5 m/s. The windiest Junes were 2021, 2022 and 2024, among others at 0.5 m/s, while the calmest were 2016, 2023 and 2025, among others at 0.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.7°C | 12.9°C | 13.4°C | 13.2°C | 13.8°C | +1.1°C |
| Avg High | 18.0°C | 17.8°C | 18.6°C | 18.3°C | 19.1°C | +1.1°C |
| Avg Low | 7.4°C | 7.9°C | 8.1°C | 8.1°C | 8.5°C | +1.1°C |
| Avg Rain | 60 mm | 66 mm | 42 mm | 54 mm | 46 mm | -14 mm |
June temperatures in Courtenay have risen by about 1.6°C between 1981–1985 and 2021–2025.
June has ranged from a record low of 1.7°C (1988) to a record high of 38.7°C (2021).
Rainfall in June is one of the drier months, averaging 54 mm, with a wettest year of 130 mm.
One of the best times to visit Courtenay
June is one of the best times to visit Courtenay. Expect days averaging 18.3°C and nights around 8°C (mean 13.2°C) — warmer than Courtenay's yearly average — with moderate rainfall (54 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 | 19.2°C | 13.9°C | 8.6°C | 26.5°C | 3.9°C | 17 mm | 78% | 0.4 m/s | 6.1 |
| 2024 | 17.5°C | 12.4°C | 7.4°C | 25.0°C | 4.2°C | 65 mm | 79% | 0.5 m/s | 5.5 |
| 2023 | 21.6°C | 15.1°C | 8.7°C | 27.3°C | 4.0°C | 24 mm | 71% | 0.4 m/s | 6.9 |
| 2022 | 17.7°C | 12.8°C | 8.0°C | 27.5°C | 4.9°C | 69 mm | 81% | 0.5 m/s | 5.1 |
| 2021 🔥 | 21.5°C | 15.9°C | 10.3°C | 38.7°C | 3.7°C | 39 mm | 75% | 0.5 m/s | 6.4 |
| 2020 | 17.3°C | 12.6°C | 8.0°C | 23.5°C | 4.3°C | 65 mm | 82% | 0.5 m/s | 5.3 |
| 2019 | 19.4°C | 14.0°C | 8.7°C | 30.0°C | 4.6°C | 57 mm | 77% | 0.5 m/s | 6.2 |
| 2018 | 17.7°C | 13.0°C | 8.3°C | 30.6°C | 3.8°C | 65 mm | 81% | 0.5 m/s | 5 |
| 2017 | 19.1°C | 13.6°C | 8.1°C | 29.7°C | 4.6°C | 47 mm | 78% | 0.5 m/s | 6 |
| 2016 | 18.7°C | 13.7°C | 8.7°C | 29.7°C | 4.5°C | 71 mm | 80% | 0.4 m/s | 5.6 |
| 2015 | 21.9°C | 15.7°C | 9.5°C | 31.7°C | 5.4°C | 28 mm | 75% | 0.4 m/s | 6.9 |
| 2014 | 18.5°C | 13.2°C | 8.0°C | 21.7°C | 4.1°C | 32 mm | 79% | 0.5 m/s | 5.9 |
| 2013 | 18.3°C | 13.3°C | 8.4°C | 27.9°C | 4.7°C | 54 mm | 82% | 0.4 m/s | 5 |
| 2012 | 15.5°C | 11.3°C | 7.0°C | 19.9°C | 3.0°C | 78 mm | 83% | 0.5 m/s | 4.5 |
| 2011 | 16.8°C | 12.2°C | 7.5°C | 21.8°C | 4.8°C | 55 mm | 82% | 0.5 m/s | 5 |
| 2010 | 16.9°C | 12.1°C | 7.2°C | 21.1°C | 3.3°C | 49 mm | 79% | 0.4 m/s | 5.4 |
| 2009 | 20.4°C | 14.7°C | 9.1°C | 30.7°C | 4.3°C | 31 mm | 76% | 0.4 m/s | 6.1 |
| 2008 | 17.4°C | 12.1°C | 6.7°C | 30.0°C | 3.6°C | 32 mm | 79% | 0.4 m/s | 5.5 |
| 2007 | 16.2°C | 11.8°C | 7.4°C | 25.1°C | 4.4°C | 83 mm | 82% | 0.5 m/s | 4.7 |
| 2006 | 19.5°C | 14.1°C | 8.7°C | 26.2°C | 4.8°C | 26 mm | 78% | 0.4 m/s | 6.2 |
| 2005 | 18.0°C | 13.2°C | 8.4°C | 25.6°C | 4.8°C | 45 mm | 80% | 0.5 m/s | 5 |
| 2004 | 21.3°C | 15.3°C | 9.3°C | 30.5°C | 4.9°C | 27 mm | 74% | 0.5 m/s | 6.6 |
| 2003 | 19.9°C | 14.2°C | 8.6°C | 29.8°C | 4.3°C | 21 mm | 77% | 0.5 m/s | 6.4 |
| 2002 | 19.2°C | 13.7°C | 8.1°C | 27.4°C | 2.4°C | 46 mm | 79% | 0.5 m/s | 6 |
| 2001 | 16.3°C | 11.5°C | 6.7°C | 21.7°C | 3.0°C | 40 mm | 79% | 0.5 m/s | 5.5 |
| 2000 | 18.1°C | 13.0°C | 7.8°C | 28.2°C | 4.5°C | 74 mm | 79% | 0.5 m/s | 5.5 |
| 1999 | 15.5°C | 11.4°C | 7.3°C | 26.3°C | 3.5°C | 65 mm | 83% | 0.5 m/s | 5.1 |
| 1998 | 20.2°C | 14.7°C | 9.2°C | 26.7°C | 5.5°C | 36 mm | 79% | 0.4 m/s | 6.2 |
| 1997 | 17.3°C | 12.6°C | 8.0°C | 24.5°C | 4.6°C | 125 mm | 83% | 0.5 m/s | 5.1 |
| 1996 | 16.9°C | 11.7°C | 6.5°C | 22.2°C | 3.3°C | 32 mm | 79% | 0.5 m/s | 5.4 |
| 1995 | 19.5°C | 14.1°C | 8.6°C | 31.3°C | 5.6°C | 47 mm | 76% | 0.5 m/s | 5.8 |
| 1994 | 16.7°C | 12.2°C | 7.6°C | 23.8°C | 3.9°C | 57 mm | 81% | 0.5 m/s | 4.9 |
| 1993 | 17.5°C | 12.7°C | 8.0°C | 25.1°C | 4.5°C | 65 mm | 80% | 0.5 m/s | 4.9 |
| 1992 | 20.2°C | 14.6°C | 9.1°C | 28.8°C | 4.9°C | 69 mm | 78% | 0.4 m/s | 5.8 |
| 1991 | 16.8°C | 12.1°C | 7.3°C | 23.4°C | 2.5°C | 60 mm | 81% | 0.4 m/s | 5.2 |
| 1990 | 17.2°C | 12.4°C | 7.6°C | 26.5°C | 3.3°C | 104 mm | 82% | 0.5 m/s | 5 |
| 1989 | 19.5°C | 13.8°C | 8.1°C | 29.9°C | 3.5°C | 78 mm | 78% | 0.5 m/s | 6.1 |
| 1988 | 16.9°C | 11.7°C | 6.4°C | 24.2°C | 1.7°C | 53 mm | 78% | 0.5 m/s | 5.5 |
| 1987 | 19.5°C | 13.6°C | 7.7°C | 32.0°C | 3.1°C | 33 mm | 77% | 0.5 m/s | 5.9 |
| 1986 | 18.4°C | 12.9°C | 7.4°C | 25.6°C | 4.8°C | 64 mm | 78% | 0.4 m/s | 4.9 |
| 1985 | 17.3°C | 11.9°C | 6.5°C | 26.8°C | 3.0°C | 31 mm | 76% | 0.5 m/s | 5.5 |
| 1984 | 16.7°C | 11.7°C | 6.8°C | 23.0°C | 3.0°C | 58 mm | 80% | 0.4 m/s | 5.1 |
| 1983 | 16.7°C | 12.2°C | 7.8°C | 24.7°C | 5.3°C | 65 mm | 82% | 0.4 m/s | — |
| 1982 | 21.7°C | 15.6°C | 9.5°C | 29.5°C | 5.5°C | 29 mm | 75% | 0.4 m/s | — |
| 1981 ❄️ 🌧️ | 15.1°C | 10.8°C | 6.5°C | 21.7°C | 4.2°C | 130 mm | 83% | 0.5 m/s | — |
Actual recorded June data for each year, 1981–2025 — sourced from NASA POWER.
The average high in June is around 18.3°C with lows near 8°C (mean 13.2°C), based on 45 years of NASA POWER data.
June averages 54 mm of rainfall in Courtenay, one of the drier months. The wettest on record was 130 mm in 1981.
The hottest June reached 38.7°C in 2021. The coldest dipped to 1.7°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average June temperatures have risen by about 1.6°C. Daytime highs moved from 17.5°C to 19.5°C and overnight lows from 7.4°C to 8.6°C over the same span.
June is one of the warmer months of the year in Courtenay and one of the drier months, so plan for around 18.3°C daytime highs and 8°C at night.
Not quite — June is the 9th coolest month in Courtenay, averaging 13.2°C.
For June in Courtenay, pack light layers you can adjust through the day, with typical highs of 18.3°C and lows of 8°C. Bring an umbrella or light rain jacket too.
Relative humidity in June averages 79% — quite humid.
Average wind speed in June is 0.5 m/s. The windiest June on record averaged 0.5 m/s (1981).
The wettest June on record was 1981 with 130 mm. On average, June sees 54 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 Courtenay behaves each June, 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 June specifically, along with year-by-year records and how the month has changed over the decades.
