October is close to Kelso's year-round average, with average highs near 19.4°C and lows around 7°C (mean 13.2°C). It is about average for rainfall, averaging 62 mm of rainfall and 65% relative humidity across the period.
October is close to Kelso's year-round average. Across 45 years of records, the warmest October in Kelso was 2015 — when the month averaged 17.6°C — while the coldest was 1986 at 10°C. Typical October days reach 19.4°C with nights near 7°C. The long-term trend is warming, about 0.6°C per decade.
October is about average for rainfall in Kelso, averaging 62 mm of rainfall. The wettest October on record was 1999 with 208 mm, while the driest was 2002 at 2 mm.
Relative humidity in Kelso during October averages 65%. The most humid October was 2022 at 82%, and the least humid was 2002 at 45%.
October receives about 6.1 kWh/m²/day of solar energy in Kelso. The sunniest October was 2013 at 7 kWh/m²/day, and the cloudiest was 2022 at 4.7.
Average wind speed in Kelso during October is 0.7 m/s. The windiest Octobers were 1988, 2002 and 2016 at 0.8 m/s, while the calmest was 2011 at 0.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 12.2°C | 12.5°C | 13.3°C | 14.1°C | 14.1°C | +1.9°C |
| Avg High | 18.2°C | 18.5°C | 19.6°C | 20.7°C | 20.2°C | +2°C |
| Avg Low | 6.2°C | 6.4°C | 7.0°C | 7.5°C | 8.0°C | +1.8°C |
| Avg Rain | 65 mm | 78 mm | 56 mm | 45 mm | 70 mm | +5 mm |
October temperatures in Kelso have risen by about 1.2°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -1.5°C (2003) to a record high of 30.8°C (2025).
Rainfall in October is about average for rainfall, averaging 62 mm, with a wettest year of 208 mm.
Daytime highs and overnight lows have shifted differently — highs rose about 0.8°C per decade while lows rose 0.5°C per decade, widening the gap between day and night.
A good time to visit Kelso
October is a good time to visit Kelso, with days averaging 19.4°C and nights around 7°C (mean 13.2°C, close to Kelso's yearly average) and moderate rainfall. January and February 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 | 22.1°C | 15.5°C | 8.9°C | 30.8°C | 2.9°C | 30 mm | 56% | 0.7 m/s | 5.9 |
| 2024 | 21.5°C | 14.8°C | 8.2°C | 26.4°C | 3.1°C | 31 mm | 60% | 0.6 m/s | 6.2 |
| 2023 | 21.8°C | 14.5°C | 7.2°C | 29.6°C | 1.5°C | 39 mm | 52% | 0.7 m/s | 6.7 |
| 2022 | 16.8°C | 12.5°C | 8.3°C | 20.7°C | 2.0°C | 170 mm | 82% | 0.6 m/s | 4.7 |
| 2021 | 18.4°C | 12.5°C | 6.5°C | 26.5°C | 1.8°C | 58 mm | 65% | 0.7 m/s | 6.2 |
| 2020 | 20.7°C | 14.6°C | 8.6°C | 26.0°C | 4.2°C | 90 mm | 67% | 0.6 m/s | 5.6 |
| 2019 | 22.9°C | 15.5°C | 8.1°C | 30.5°C | 2.7°C | 17 mm | 47% | 0.6 m/s | 6.5 |
| 2018 | 21.2°C | 14.8°C | 8.4°C | 28.9°C | 1.9°C | 54 mm | 63% | 0.6 m/s | 5.9 |
| 2017 | 22.2°C | 15.3°C | 8.5°C | 27.6°C | 3.9°C | 65 mm | 60% | 0.6 m/s | 6.3 |
| 2016 | 17.5°C | 11.4°C | 5.3°C | 23.7°C | 1.5°C | 57 mm | 68% | 0.8 m/s | 6.2 |
| 2015 🔥 | 24.5°C | 17.6°C | 10.8°C | 29.8°C | 5.3°C | 36 mm | 59% | 0.6 m/s | 6.1 |
| 2014 | 22.3°C | 15.0°C | 7.6°C | 29.8°C | 0.9°C | 48 mm | 56% | 0.7 m/s | 6.8 |
| 2013 | 20.9°C | 13.5°C | 6.1°C | 28.7°C | 1.2°C | 21 mm | 51% | 0.7 m/s | 7 |
| 2012 | 19.3°C | 12.5°C | 5.6°C | 26.1°C | -0.5°C | 25 mm | 59% | 0.7 m/s | 6.8 |
| 2011 | 18.9°C | 13.1°C | 7.3°C | 26.0°C | 1.5°C | 48 mm | 70% | 0.5 m/s | 5.6 |
| 2010 | 17.7°C | 12.7°C | 7.6°C | 22.3°C | 0.0°C | 79 mm | 79% | 0.6 m/s | 5.3 |
| 2009 | 18.5°C | 12.8°C | 7.1°C | 27.7°C | 0.5°C | 52 mm | 66% | 0.7 m/s | 5.3 |
| 2008 | 21.3°C | 14.6°C | 7.8°C | 28.7°C | 0.1°C | 67 mm | 61% | 0.6 m/s | 6.4 |
| 2007 | 21.8°C | 14.8°C | 7.9°C | 27.5°C | 1.1°C | 23 mm | 51% | 0.7 m/s | 6.3 |
| 2006 | 23.4°C | 15.6°C | 7.8°C | 29.5°C | 1.6°C | 4 mm | 47% | 0.7 m/s | 6.9 |
| 2005 | 19.4°C | 13.7°C | 8.0°C | 25.0°C | 3.1°C | 89 mm | 69% | 0.7 m/s | 5.5 |
| 2004 | 18.9°C | 12.9°C | 6.9°C | 28.0°C | 1.2°C | 72 mm | 66% | 0.7 m/s | 6.3 |
| 2003 | 16.8°C | 10.9°C | 5.1°C | 22.7°C | -1.5°C | 74 mm | 70% | 0.7 m/s | 5.7 |
| 2002 | 21.7°C | 14.4°C | 7.1°C | 28.3°C | 3.4°C | 2 mm | 45% | 0.8 m/s | 6.5 |
| 2001 | 17.4°C | 11.5°C | 5.5°C | 24.5°C | -0.5°C | 75 mm | 65% | 0.7 m/s | 5.9 |
| 2000 | 17.1°C | 11.9°C | 6.7°C | 25.3°C | 1.1°C | 105 mm | 73% | 0.7 m/s | 5.6 |
| 1999 🌧️ | 18.6°C | 13.5°C | 8.4°C | 24.2°C | 2.8°C | 208 mm | 76% | 0.6 m/s | 5.6 |
| 1998 | 16.5°C | 11.2°C | 5.8°C | 23.2°C | -0.4°C | 94 mm | 75% | 0.7 m/s | 5.7 |
| 1997 | 19.8°C | 13.4°C | 7.0°C | 29.1°C | 0.1°C | 41 mm | 60% | 0.7 m/s | 6.3 |
| 1996 | 18.4°C | 12.5°C | 6.5°C | 22.9°C | 0.3°C | 84 mm | 73% | 0.6 m/s | 6.3 |
| 1995 | 19.4°C | 13.1°C | 6.7°C | 26.7°C | 0.4°C | 32 mm | 64% | 0.6 m/s | 6 |
| 1994 | 20.0°C | 12.7°C | 5.5°C | 27.3°C | 0.1°C | 43 mm | 55% | 0.7 m/s | 6.4 |
| 1993 | 16.8°C | 11.2°C | 5.6°C | 22.6°C | -0.2°C | 96 mm | 74% | 0.7 m/s | 5.9 |
| 1992 | 17.2°C | 11.6°C | 6.1°C | 21.8°C | -0.5°C | 102 mm | 76% | 0.6 m/s | 5.9 |
| 1991 | 20.6°C | 13.8°C | 7.0°C | 27.1°C | 1.2°C | 24 mm | 63% | 0.6 m/s | 6.7 |
| 1990 | 17.2°C | 11.5°C | 5.7°C | 25.6°C | 0.9°C | 56 mm | 77% | 0.6 m/s | 6.3 |
| 1989 | 17.1°C | 11.2°C | 5.3°C | 23.0°C | 1.1°C | 36 mm | 65% | 0.7 m/s | 6.2 |
| 1988 | 20.0°C | 13.5°C | 7.0°C | 29.0°C | 2.6°C | 21 mm | 57% | 0.8 m/s | 6.8 |
| 1987 | 17.6°C | 11.6°C | 5.6°C | 26.1°C | -0.8°C | 69 mm | 70% | 0.7 m/s | 6.1 |
| 1986 ❄️ | 15.5°C | 10.0°C | 4.5°C | 24.1°C | 1.4°C | 80 mm | 71% | 0.7 m/s | 5.6 |
| 1985 | 17.3°C | 12.1°C | 6.8°C | 23.3°C | 0.5°C | 105 mm | 73% | 0.7 m/s | 5.8 |
| 1984 | 17.9°C | 12.1°C | 6.2°C | 24.7°C | -1.2°C | 66 mm | 71% | 0.6 m/s | 6.1 |
| 1983 | 18.5°C | 13.1°C | 7.6°C | 25.2°C | 1.5°C | 101 mm | 74% | 0.6 m/s | — |
| 1982 | 20.7°C | 13.2°C | 5.6°C | 28.8°C | -0.7°C | 17 mm | 52% | 0.7 m/s | — |
| 1981 | 18.9°C | 13.3°C | 7.6°C | 25.4°C | 1.4°C | 87 mm | 70% | 0.6 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 19.4°C with lows near 7°C (mean 13.2°C), based on 45 years of NASA POWER data.
October averages 62 mm of rainfall in Kelso, about average for rainfall. The wettest on record was 208 mm in 1999.
The hottest October reached 30.8°C in 2025. The coldest dipped to -1.5°C in 2003.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 1.2°C. Daytime highs moved from 18.7°C to 20.1°C and overnight lows from 6.8°C to 7.8°C over the same span.
October is close to Kelso's year-round average and about average for rainfall, so plan for around 19.4°C daytime highs and 7°C at night.
Not quite — October is the 6th coolest month in Kelso, averaging 13.2°C.
For October in Kelso, pack warm layers and a jacket for chilly mornings, with typical highs of 19.4°C and lows of 7°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 65% — moderately humid.
Average wind speed in October is 0.7 m/s. The windiest October on record averaged 0.8 m/s (1988).
The wettest October on record was 1999 with 208 mm. On average, October sees 62 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 Kelso 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.
