October is one of the warmer months of the year in Penticton, with average highs near 9.2°C and lows around -0.8°C (mean 4.2°C). It is about average for rainfall, averaging 47 mm of rainfall and 77% relative humidity across the period.
October is one of the warmer months of the year in Penticton. Across 45 years of records, the warmest October in Penticton was 2022 — when the month averaged 9°C — while the coldest was 2009 at 1.3°C. Typical October days reach 9.2°C with nights near -0.8°C. The long-term trend is warming, about 0.2°C per decade.
October is about average for rainfall in Penticton, averaging 47 mm of rainfall. The wettest October on record was 2016 with 109 mm, while the driest was 1987 at 12 mm.
Relative humidity in Penticton during October averages 77%. The most humid October was 2016 at 87%, and the least humid was 1987 at 59%.
October receives about 2.3 kWh/m²/day of solar energy in Penticton. The sunniest Octobers were 1987 and 2002 at 2.9 kWh/m²/day, and the cloudiest was 2016 at 1.8.
Average wind speed in Penticton during October is 0.3 m/s. The windiest Octobers were 2013, 2018 and 2022, among others at 0.4 m/s, while the calmest were 1985 and 1990 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 | 3.6°C | 4.0°C | 4.5°C | 5.0°C | +0.6°C |
| Avg High | 9.6°C | 8.7°C | 9.0°C | 9.3°C | 9.9°C | +0.3°C |
| Avg Low | -0.8°C | -1.4°C | -1.0°C | -0.4°C | 0.1°C | +0.9°C |
| Avg Rain | 41 mm | 41 mm | 47 mm | 53 mm | 51 mm | +10 mm |
October temperatures in Penticton have risen by about 2.3°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -21.9°C (1984) to a record high of 26.1°C (1992).
Rainfall in October is about average for rainfall, averaging 47 mm, with a wettest year of 109 mm.
A good time to visit Penticton
October is a good time to visit Penticton, with days averaging 9.2°C and nights around -0.8°C (mean 4.2°C, close to Penticton's yearly average) and moderate rainfall. August and July are marginally more temperate, but October still suits most travellers.
| Year | Avg High | Avg Temp | Avg Low | Hottest Day | Coldest Day | Rainfall | Humidity | Wind | Solar |
|---|---|---|---|---|---|---|---|---|---|
| 2025 | 7.7°C | 3.2°C | -1.2°C | 19.3°C | -5.8°C | 58 mm | 85% | 0.3 m/s | 2.3 |
| 2024 | 9.0°C | 4.3°C | -0.4°C | 18.7°C | -3.9°C | 54 mm | 82% | 0.3 m/s | 2.2 |
| 2023 | 11.0°C | 5.5°C | 0.1°C | 20.8°C | -9.9°C | 25 mm | 77% | 0.3 m/s | 2.4 |
| 2022 🔥 | 15.0°C | 9.0°C | 3.1°C | 23.9°C | -3.9°C | 22 mm | 68% | 0.4 m/s | 2.7 |
| 2021 | 8.2°C | 3.6°C | -1.0°C | 16.1°C | -8.5°C | 72 mm | 79% | 0.3 m/s | 2.3 |
| 2020 | 8.6°C | 4.2°C | -0.3°C | 22.1°C | -15.8°C | 75 mm | 84% | 0.3 m/s | 2 |
| 2019 | 6.0°C | 1.5°C | -3.1°C | 11.9°C | -11.8°C | 40 mm | 77% | 0.3 m/s | 2.3 |
| 2018 | 9.2°C | 4.0°C | -1.2°C | 16.3°C | -6.0°C | 54 mm | 80% | 0.4 m/s | 2.5 |
| 2017 | 8.8°C | 3.5°C | -1.9°C | 17.1°C | -5.2°C | 43 mm | 76% | 0.3 m/s | 2.3 |
| 2016 🌧️ | 7.3°C | 3.5°C | -0.3°C | 13.4°C | -5.4°C | 109 mm | 87% | 0.3 m/s | 1.8 |
| 2015 | 12.6°C | 7.2°C | 1.8°C | 22.2°C | -3.2°C | 50 mm | 76% | 0.3 m/s | 2.3 |
| 2014 | 11.0°C | 6.7°C | 2.3°C | 19.8°C | -3.0°C | 61 mm | 83% | 0.3 m/s | 2 |
| 2013 | 9.6°C | 3.9°C | -1.8°C | 16.0°C | -5.4°C | 19 mm | 76% | 0.4 m/s | 2.7 |
| 2012 | 8.9°C | 4.2°C | -0.4°C | 20.5°C | -5.5°C | 80 mm | 78% | 0.3 m/s | 2.2 |
| 2011 | 8.7°C | 4.2°C | -0.2°C | 14.9°C | -4.5°C | 48 mm | 80% | 0.3 m/s | 2.1 |
| 2010 | 11.1°C | 5.8°C | 0.5°C | 22.4°C | -3.6°C | 29 mm | 74% | 0.3 m/s | 2.4 |
| 2009 ❄️ | 5.6°C | 1.3°C | -2.9°C | 15.4°C | -10.0°C | 81 mm | 80% | 0.3 m/s | 2.1 |
| 2008 | 9.2°C | 3.9°C | -1.3°C | 24.0°C | -6.0°C | 29 mm | 70% | 0.3 m/s | 2.5 |
| 2007 | 7.8°C | 3.2°C | -1.4°C | 16.8°C | -5.3°C | 51 mm | 81% | 0.3 m/s | 2 |
| 2006 | 10.1°C | 4.5°C | -1.1°C | 18.4°C | -11.7°C | 33 mm | 71% | 0.4 m/s | 2.6 |
| 2005 | 9.0°C | 4.6°C | 0.3°C | 14.8°C | -3.1°C | 58 mm | 84% | 0.3 m/s | 2 |
| 2004 | 9.7°C | 4.8°C | -0.1°C | 20.6°C | -5.5°C | 49 mm | 79% | 0.3 m/s | 2.4 |
| 2003 | 11.9°C | 6.7°C | 1.5°C | 24.5°C | -9.0°C | 65 mm | 71% | 0.3 m/s | 2.2 |
| 2002 | 10.4°C | 4.6°C | -1.3°C | 17.1°C | -8.5°C | 13 mm | 66% | 0.4 m/s | 2.9 |
| 2001 | 6.8°C | 2.3°C | -2.2°C | 15.2°C | -6.4°C | 60 mm | 81% | 0.3 m/s | 2 |
| 2000 | 9.3°C | 4.0°C | -1.2°C | 17.0°C | -5.4°C | 36 mm | 75% | 0.3 m/s | 2.4 |
| 1999 | 9.3°C | 3.9°C | -1.5°C | 17.3°C | -5.6°C | 37 mm | 73% | 0.3 m/s | 2.5 |
| 1998 | 9.8°C | 4.6°C | -0.6°C | 17.2°C | -4.1°C | 39 mm | 77% | 0.3 m/s | 2.2 |
| 1997 | 7.2°C | 3.1°C | -1.1°C | 16.6°C | -5.7°C | 57 mm | 86% | 0.3 m/s | 2.1 |
| 1996 | 7.0°C | 2.2°C | -2.5°C | 18.9°C | -10.9°C | 49 mm | 80% | 0.3 m/s | 2.3 |
| 1995 | 7.1°C | 2.6°C | -1.8°C | 13.6°C | -10.9°C | 44 mm | 81% | 0.3 m/s | 2.2 |
| 1994 | 9.1°C | 3.8°C | -1.5°C | 17.1°C | -4.1°C | 43 mm | 75% | 0.3 m/s | 2.4 |
| 1993 | 11.6°C | 5.9°C | 0.3°C | 21.8°C | -4.7°C | 35 mm | 74% | 0.4 m/s | 2.5 |
| 1992 | 9.8°C | 4.8°C | -0.3°C | 26.1°C | -7.4°C | 31 mm | 75% | 0.3 m/s | 2.1 |
| 1991 | 9.7°C | 3.7°C | -2.2°C | 22.8°C | -15.3°C | 18 mm | 68% | 0.4 m/s | 2.7 |
| 1990 | 6.0°C | 1.8°C | -2.4°C | 12.0°C | -4.3°C | 59 mm | 83% | 0.2 m/s | 2.1 |
| 1989 | 9.2°C | 4.3°C | -0.7°C | 17.9°C | -6.6°C | 48 mm | 78% | 0.3 m/s | 2.4 |
| 1988 | 13.5°C | 7.8°C | 2.1°C | 23.2°C | -6.4°C | 30 mm | 70% | 0.4 m/s | 2.4 |
| 1987 | 13.5°C | 6.9°C | 0.3°C | 24.0°C | -3.9°C | 12 mm | 59% | 0.4 m/s | 2.9 |
| 1986 | 13.2°C | 6.8°C | 0.5°C | 20.6°C | -4.4°C | 16 mm | 70% | 0.4 m/s | 2.8 |
| 1985 | 6.0°C | 2.0°C | -2.0°C | 13.8°C | -6.4°C | 82 mm | 82% | 0.2 m/s | 2 |
| 1984 | 6.4°C | 1.4°C | -3.6°C | 19.3°C | -21.9°C | 52 mm | 78% | 0.3 m/s | 2.2 |
| 1983 | 8.7°C | 3.6°C | -1.5°C | 12.9°C | -4.1°C | 22 mm | 80% | 0.3 m/s | — |
| 1982 | 8.5°C | 3.8°C | -0.9°C | 19.1°C | -7.3°C | 38 mm | 79% | 0.3 m/s | — |
| 1981 | 7.8°C | 3.1°C | -1.7°C | 15.5°C | -5.8°C | 66 mm | 83% | 0.3 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 9.2°C with lows near -0.8°C (mean 4.2°C), based on 45 years of NASA POWER data.
October averages 47 mm of rainfall in Penticton, about average for rainfall. The wettest on record was 109 mm in 2016.
The hottest October reached 26.1°C in 1992. The coldest dipped to -21.9°C in 1984.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.3°C. Daytime highs moved from 7.5°C to 10.2°C and overnight lows from -1.9°C to 0.1°C over the same span.
October is one of the warmer months of the year in Penticton and about average for rainfall, so plan for around 9.2°C daytime highs and -0.8°C at night.
Not quite — October is the 7th coolest month in Penticton, averaging 4.2°C.
For October in Penticton, pack warm layers and a jacket for chilly mornings, with typical highs of 9.2°C and lows of -0.8°C.
Relative humidity in October averages 77% — quite humid.
Average wind speed in October is 0.3 m/s. The windiest October on record averaged 0.4 m/s (1986).
The wettest October on record was 2016 with 109 mm. On average, October sees 47 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 Penticton behaves each October, 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 October specifically, along with year-by-year records and how the month has changed over the decades.
