September is one of the warmer months of the year in Parksville, with average highs near 18.5°C and lows around 12.2°C (mean 15.4°C). It is one of the drier months, averaging 55 mm of rainfall and 78% relative humidity across the period.
September is one of the warmer months of the year in Parksville. Across 45 years of records, the warmest Septembers in Parksville were 2020 and 2022 — when the month averaged 17.3°C — while the coldest was 1992 at 13.4°C. Typical September days reach 18.5°C with nights near 12.2°C. The long-term trend is warming, about 0.3°C per decade.
September is one of the drier months in Parksville, averaging 55 mm of rainfall. The wettest September on record was 2018 with 149 mm, while the driest was 1993 at 2 mm.
Relative humidity in Parksville during September averages 78%. The most humid September was 2025 at 83%, and the least humid was 1989 at 72%.
September receives about 3.8 kWh/m²/day of solar energy in Parksville. The sunniest September was 1993 at 4.8 kWh/m²/day, and the cloudiest was 2021 at 3.1.
Average wind speed in Parksville during September is 1.1 m/s. The windiest Septembers were 1992, 2007 and 2021, among others at 1.4 m/s, while the calmest were 1991, 1993 and 1995, among others at 0.9 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 14.6°C | 15.6°C | 15.1°C | 15.6°C | 16.4°C | +1.8°C |
| Avg High | 17.9°C | 18.8°C | 18.2°C | 18.5°C | 19.5°C | +1.6°C |
| Avg Low | 11.3°C | 12.4°C | 12.0°C | 12.6°C | 13.3°C | +2°C |
| Avg Rain | 53 mm | 36 mm | 48 mm | 78 mm | 64 mm | +11 mm |
September temperatures in Parksville have risen by about 2°C between 1981–1985 and 2021–2025.
September has ranged from a record low of 5.6°C (1983) to a record high of 28.8°C (2024).
Rainfall in September is one of the drier months, averaging 55 mm, with a wettest year of 149 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.2°C per decade while lows rose 0.4°C per decade, narrowing the gap between day and night.
One of the best times to visit Parksville
September is one of the best times to visit Parksville. Expect days averaging 18.5°C and nights around 12.2°C (mean 15.4°C) — warmer than Parksville's yearly average — with moderate rainfall (55 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 | 19.8°C | 16.9°C | 14.0°C | 26.6°C | 10.5°C | 112 mm | 83% | 1.3 m/s | 3.6 |
| 2024 | 19.1°C | 16.0°C | 12.9°C | 28.8°C | 6.6°C | 53 mm | 78% | 1.2 m/s | 3.6 |
| 2023 | 19.2°C | 15.8°C | 12.4°C | 25.2°C | 7.4°C | 38 mm | 75% | 1.2 m/s | 3.8 |
| 2022 | 20.9°C | 17.3°C | 13.7°C | 26.7°C | 11.1°C | 18 mm | 74% | 1 m/s | 4.4 |
| 2021 | 17.7°C | 15.0°C | 12.4°C | 23.0°C | 9.1°C | 107 mm | 81% | 1.4 m/s | 3.1 |
| 2020 🔥 | 20.2°C | 17.3°C | 14.3°C | 27.0°C | 11.0°C | 57 mm | 80% | 1.1 m/s | 3.5 |
| 2019 | 18.1°C | 15.5°C | 12.9°C | 25.9°C | 8.5°C | 102 mm | 81% | 1.3 m/s | 3.2 |
| 2018 🌧️ | 17.3°C | 14.6°C | 11.9°C | 25.2°C | 9.5°C | 149 mm | 82% | 1.3 m/s | 3.2 |
| 2017 | 19.7°C | 16.8°C | 13.8°C | 27.7°C | 9.8°C | 49 mm | 76% | 1 m/s | 3.6 |
| 2016 | 17.4°C | 14.6°C | 11.8°C | 21.1°C | 8.4°C | 57 mm | 81% | 1.3 m/s | 3.6 |
| 2015 | 17.2°C | 14.2°C | 11.2°C | 24.2°C | 8.1°C | 61 mm | 79% | 1.3 m/s | 3.4 |
| 2014 | 20.5°C | 17.2°C | 13.9°C | 27.0°C | 10.6°C | 59 mm | 74% | 1.1 m/s | 3.9 |
| 2013 | 19.3°C | 16.4°C | 13.5°C | 28.2°C | 8.2°C | 113 mm | 80% | 1.2 m/s | 3.5 |
| 2012 | 19.2°C | 15.7°C | 12.1°C | 26.2°C | 8.6°C | 13 mm | 77% | 1 m/s | 4.4 |
| 2011 | 19.1°C | 16.2°C | 13.3°C | 24.6°C | 9.1°C | 73 mm | 80% | 1.3 m/s | 3.7 |
| 2010 | 17.5°C | 14.8°C | 12.0°C | 23.2°C | 9.6°C | 105 mm | 82% | 1.2 m/s | 3.2 |
| 2009 | 18.8°C | 15.5°C | 12.3°C | 25.9°C | 6.6°C | 68 mm | 76% | 1.3 m/s | 3.6 |
| 2008 | 18.4°C | 15.2°C | 12.0°C | 24.6°C | 9.9°C | 18 mm | 77% | 1.2 m/s | 4 |
| 2007 | 17.2°C | 14.3°C | 11.5°C | 22.8°C | 7.5°C | 84 mm | 81% | 1.4 m/s | 3.6 |
| 2006 | 19.4°C | 15.9°C | 12.4°C | 26.9°C | 9.0°C | 40 mm | 75% | 1.2 m/s | 4.2 |
| 2005 | 17.5°C | 14.5°C | 11.6°C | 20.8°C | 8.1°C | 39 mm | 79% | 1.1 m/s | 3.9 |
| 2004 | 17.2°C | 14.5°C | 11.8°C | 20.7°C | 9.1°C | 86 mm | 81% | 1.3 m/s | 3.4 |
| 2003 | 19.8°C | 16.1°C | 12.3°C | 27.2°C | 9.8°C | 34 mm | 75% | 1 m/s | 3.9 |
| 2002 | 18.4°C | 15.1°C | 11.7°C | 24.4°C | 7.1°C | 31 mm | 76% | 1.1 m/s | 3.9 |
| 2001 | 17.9°C | 14.8°C | 11.7°C | 23.0°C | 9.5°C | 35 mm | 81% | 1.2 m/s | 3.8 |
| 2000 | 17.6°C | 15.0°C | 12.4°C | 22.1°C | 9.7°C | 44 mm | 77% | 1 m/s | 3.6 |
| 1999 | 17.9°C | 14.4°C | 11.0°C | 25.6°C | 7.2°C | 31 mm | 76% | 1.2 m/s | 4.5 |
| 1998 | 19.5°C | 16.0°C | 12.4°C | 24.3°C | 9.6°C | 13 mm | 78% | 1 m/s | 4.1 |
| 1997 | 19.1°C | 16.3°C | 13.4°C | 25.5°C | 10.8°C | 113 mm | 78% | 1.1 m/s | 3.5 |
| 1996 | 16.7°C | 13.8°C | 10.9°C | 25.0°C | 6.7°C | 68 mm | 79% | 1.2 m/s | 3.5 |
| 1995 | 20.5°C | 17.2°C | 14.0°C | 24.8°C | 10.7°C | 22 mm | 74% | 0.9 m/s | 4.1 |
| 1994 | 19.2°C | 16.3°C | 13.3°C | 23.6°C | 10.2°C | 48 mm | 78% | 1 m/s | 3.6 |
| 1993 | 19.7°C | 16.2°C | 12.7°C | 26.9°C | 8.2°C | 2 mm | 73% | 0.9 m/s | 4.8 |
| 1992 ❄️ | 16.3°C | 13.4°C | 10.6°C | 20.2°C | 7.5°C | 49 mm | 78% | 1.4 m/s | 3.7 |
| 1991 | 19.0°C | 15.6°C | 12.2°C | 25.2°C | 9.2°C | 4 mm | 77% | 0.9 m/s | 4.3 |
| 1990 | 20.5°C | 16.8°C | 13.0°C | 24.4°C | 9.8°C | 8 mm | 74% | 0.9 m/s | 4.3 |
| 1989 | 19.9°C | 16.1°C | 12.2°C | 24.7°C | 9.0°C | 15 mm | 72% | 0.9 m/s | 4.5 |
| 1988 | 17.8°C | 14.3°C | 10.8°C | 28.2°C | 7.4°C | 78 mm | 76% | 1.1 m/s | 3.8 |
| 1987 | 19.6°C | 15.8°C | 12.1°C | 25.9°C | 8.2°C | 19 mm | 74% | 0.9 m/s | 3.9 |
| 1986 | 17.0°C | 13.8°C | 10.6°C | 22.7°C | 7.6°C | 48 mm | 77% | 1 m/s | 3.8 |
| 1985 | 17.0°C | 13.8°C | 10.6°C | 21.4°C | 8.7°C | 56 mm | 75% | 1.1 m/s | 3.8 |
| 1984 | 16.6°C | 13.7°C | 10.7°C | 19.2°C | 6.3°C | 61 mm | 76% | 1.2 m/s | 3.4 |
| 1983 | 16.8°C | 13.6°C | 10.4°C | 21.6°C | 5.6°C | 62 mm | 76% | 1.2 m/s | — |
| 1982 | 18.6°C | 15.4°C | 12.2°C | 24.2°C | 8.8°C | 34 mm | 78% | 1 m/s | — |
| 1981 | 17.7°C | 14.7°C | 11.8°C | 25.6°C | 7.7°C | 102 mm | 79% | 1.4 m/s | — |
Actual recorded September data for each year, 1981–2025 — sourced from NASA POWER.
The average high in September is around 18.5°C with lows near 12.2°C (mean 15.4°C), based on 45 years of NASA POWER data.
September averages 55 mm of rainfall in Parksville, one of the drier months. The wettest on record was 149 mm in 2018.
The hottest September reached 28.8°C in 2024. The coldest dipped to 5.6°C in 1983.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average September temperatures have risen by about 2°C. Daytime highs moved from 17.3°C to 19.3°C and overnight lows from 11.1°C to 13.1°C over the same span.
September is one of the warmer months of the year in Parksville and one of the drier months, so plan for around 18.5°C daytime highs and 12.2°C at night.
Not quite — September is the 10th coolest month in Parksville, averaging 15.4°C.
For September in Parksville, pack light layers you can adjust through the day, with typical highs of 18.5°C and lows of 12.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in September averages 78% — quite humid.
Average wind speed in September is 1.1 m/s. The windiest September on record averaged 1.4 m/s (1981).
The wettest September on record was 2018 with 149 mm. On average, September sees 55 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 Parksville behaves each September, 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 September specifically, along with year-by-year records and how the month has changed over the decades.
