October is one of the warmer months of the year in Keller, with average highs near 26.4°C and lows around 13.1°C (mean 19.8°C). It is a relatively wet time of year, averaging 100 mm of rainfall and 64% relative humidity across the period.
October is one of the warmer months of the year in Keller. Across 45 years of records, the warmest October in Keller was 2024 — when the month averaged 24.4°C — while the coldest was 2009 at 16.1°C. Typical October days reach 26.4°C with nights near 13.1°C. The long-term trend is warming, about 0.5°C per decade.
October is a relatively wet time of year in Keller, averaging 100 mm of rainfall. The wettest October on record was 1981 with 397 mm, while the driest was 2024 at 9 mm.
Relative humidity in Keller during October averages 64%. The most humid October was 2018 at 85%, and the least humid was 2024 at 44%.
October receives about 4.2 kWh/m²/day of solar energy in Keller. The sunniest October was 2010 at 5 kWh/m²/day, and the cloudiest was 2002 at 2.9.
Average wind speed in Keller during October is 2.9 m/s. The windiest Octobers were 2000, 2001 and 2019 at 3.4 m/s, while the calmest was 2025 at 2.4 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 19.2°C | 19.4°C | 19.5°C | 19.8°C | 21.5°C | +2.3°C |
| Avg High | 25.5°C | 26.3°C | 26.0°C | 26.5°C | 28.4°C | +2.9°C |
| Avg Low | 12.8°C | 12.5°C | 13.0°C | 13.2°C | 14.5°C | +1.7°C |
| Avg Rain | 119 mm | 107 mm | 93 mm | 99 mm | 78 mm | -41 mm |
October temperatures in Keller have risen by about 2.9°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -5.4°C (1993) to a record high of 38.1°C (2014).
Rainfall in October is a relatively wet time of year, averaging 100 mm, with a wettest year of 397 mm.
One of the best times to visit Keller
October is one of the best times to visit Keller. Expect days averaging 26.4°C and nights around 13.1°C (mean 19.8°C) — warmer than Keller's yearly average — with higher rainfall (100 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 | 30.0°C | 23.1°C | 16.2°C | 35.2°C | 4.1°C | 53 mm | 53% | 2.4 m/s | 4.7 |
| 2024 🔥 | 32.0°C | 24.4°C | 16.9°C | 37.3°C | 6.4°C | 9 mm | 44% | 2.8 m/s | 4.9 |
| 2023 | 26.9°C | 20.5°C | 14.2°C | 35.2°C | -1.2°C | 196 mm | 61% | 3.1 m/s | 4.2 |
| 2022 | 27.8°C | 20.8°C | 13.7°C | 34.8°C | 5.8°C | 84 mm | 47% | 2.8 m/s | 4.6 |
| 2021 | 28.2°C | 21.4°C | 14.5°C | 34.6°C | 5.7°C | 62 mm | 63% | 3.1 m/s | 4.5 |
| 2020 | 25.6°C | 18.5°C | 11.4°C | 37.3°C | 1.3°C | 64 mm | 64% | 3 m/s | 4.1 |
| 2019 | 25.8°C | 18.8°C | 11.7°C | 36.7°C | -3.7°C | 80 mm | 58% | 3.4 m/s | 4.2 |
| 2018 | 22.3°C | 17.8°C | 13.4°C | 30.9°C | 2.3°C | 265 mm | 85% | 2.6 m/s | 3.3 |
| 2017 | 26.7°C | 19.6°C | 12.6°C | 34.2°C | -0.2°C | 35 mm | 60% | 3 m/s | 4.7 |
| 2016 | 28.2°C | 21.8°C | 15.4°C | 33.3°C | 8.9°C | 56 mm | 70% | 2.9 m/s | 4.7 |
| 2015 | 28.4°C | 21.9°C | 15.3°C | 37.0°C | 8.4°C | 215 mm | 54% | 2.6 m/s | 4.2 |
| 2014 | 29.0°C | 21.7°C | 14.5°C | 38.1°C | 6.9°C | 63 mm | 62% | 3 m/s | 4.6 |
| 2013 | 25.8°C | 19.3°C | 12.9°C | 34.1°C | 2.5°C | 77 mm | 71% | 2.9 m/s | 3.9 |
| 2012 | 25.7°C | 18.9°C | 12.1°C | 32.6°C | 1.5°C | 24 mm | 64% | 3.1 m/s | 4.1 |
| 2011 | 25.8°C | 19.0°C | 12.2°C | 32.8°C | 3.7°C | 141 mm | 62% | 2.8 m/s | 4.6 |
| 2010 | 27.1°C | 19.4°C | 11.7°C | 31.7°C | 4.3°C | 33 mm | 57% | 2.5 m/s | 5 |
| 2009 ❄️ | 21.8°C | 16.1°C | 10.3°C | 32.0°C | 3.6°C | 221 mm | 81% | 3.2 m/s | 3.1 |
| 2008 | 26.9°C | 19.4°C | 11.9°C | 34.1°C | 2.6°C | 45 mm | 61% | 2.9 m/s | 4.6 |
| 2007 | 27.8°C | 20.9°C | 14.0°C | 34.2°C | 5.2°C | 54 mm | 64% | 2.9 m/s | 4.6 |
| 2006 | 26.5°C | 19.4°C | 12.3°C | 35.1°C | 2.8°C | 67 mm | 60% | 3.1 m/s | 4.5 |
| 2005 | 27.3°C | 20.2°C | 13.0°C | 34.7°C | 2.0°C | 37 mm | 54% | 2.7 m/s | 4.3 |
| 2004 | 27.2°C | 21.5°C | 15.9°C | 32.7°C | 8.4°C | 125 mm | 74% | 2.8 m/s | 3.6 |
| 2003 | 27.8°C | 20.7°C | 13.6°C | 33.1°C | 5.3°C | 32 mm | 64% | 2.5 m/s | 4.2 |
| 2002 | 23.0°C | 17.7°C | 12.5°C | 35.3°C | 4.7°C | 162 mm | 74% | 2.5 m/s | 2.9 |
| 2001 | 25.8°C | 18.3°C | 10.8°C | 33.0°C | 4.2°C | 58 mm | 64% | 3.4 m/s | 4.5 |
| 2000 | 25.7°C | 20.4°C | 15.2°C | 36.9°C | 3.7°C | 124 mm | 66% | 3.4 m/s | 3.3 |
| 1999 | 27.9°C | 20.4°C | 12.8°C | 34.7°C | 5.5°C | 64 mm | 50% | 2.8 m/s | 4.5 |
| 1998 | 26.5°C | 20.6°C | 14.8°C | 34.4°C | 6.3°C | 122 mm | 74% | 3.3 m/s | 3.9 |
| 1997 | 25.8°C | 19.5°C | 13.1°C | 37.1°C | -0.1°C | 104 mm | 69% | 2.9 m/s | 4 |
| 1996 | 25.7°C | 18.9°C | 12.1°C | 29.4°C | 3.0°C | 85 mm | 70% | 3.1 m/s | 4 |
| 1995 | 27.7°C | 19.8°C | 11.9°C | 32.8°C | 4.1°C | 25 mm | 54% | 3.3 m/s | 4.7 |
| 1994 | 25.3°C | 18.9°C | 12.6°C | 34.3°C | 2.7°C | 173 mm | 74% | 2.7 m/s | 3.8 |
| 1993 | 22.9°C | 16.7°C | 10.5°C | 32.3°C | -5.4°C | 181 mm | 71% | 2.8 m/s | 3.9 |
| 1992 | 28.7°C | 20.9°C | 13.0°C | 33.9°C | 6.5°C | 40 mm | 56% | 2.7 m/s | 4.4 |
| 1991 | 26.4°C | 19.6°C | 12.9°C | 35.1°C | -0.9°C | 222 mm | 66% | 3.1 m/s | 4.2 |
| 1990 | 26.3°C | 18.6°C | 10.9°C | 33.4°C | 1.1°C | 50 mm | 63% | 3 m/s | 4.5 |
| 1989 | 27.7°C | 20.1°C | 12.5°C | 34.4°C | 0.5°C | 37 mm | 55% | 3.1 m/s | 4.5 |
| 1988 | 26.1°C | 19.0°C | 11.8°C | 32.6°C | 7.0°C | 34 mm | 65% | 2.7 m/s | 4.1 |
| 1987 | 27.1°C | 19.5°C | 12.0°C | 32.3°C | 5.7°C | 17 mm | 55% | 3.3 m/s | 4.4 |
| 1986 | 24.1°C | 18.1°C | 12.2°C | 33.6°C | 4.3°C | 90 mm | 76% | 2.7 m/s | 3.5 |
| 1985 | 24.5°C | 19.1°C | 13.7°C | 31.9°C | 5.9°C | 138 mm | 75% | 3.2 m/s | 3.4 |
| 1984 | 24.2°C | 18.8°C | 13.4°C | 31.3°C | 5.3°C | 209 mm | 76% | 2.9 m/s | 3 |
| 1983 | 26.1°C | 19.8°C | 13.4°C | 35.2°C | 5.0°C | 96 mm | 69% | 2.9 m/s | — |
| 1982 | 26.7°C | 19.7°C | 12.7°C | 35.1°C | 4.9°C | 52 mm | 58% | 2.8 m/s | — |
| 1981 🌧️ | 23.3°C | 18.3°C | 13.3°C | 33.3°C | 1.4°C | 397 mm | 80% | 3.3 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 26.4°C with lows near 13.1°C (mean 19.8°C), based on 45 years of NASA POWER data.
October averages 100 mm of rainfall in Keller, a relatively wet time of year. The wettest on record was 397 mm in 1981.
The hottest October reached 38.1°C in 2014. The coldest dipped to -5.4°C in 1993.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.9°C. Daytime highs moved from 25°C to 29°C and overnight lows from 13.3°C to 15.1°C over the same span.
October is one of the warmer months of the year in Keller and a relatively wet time of year, so plan for around 26.4°C daytime highs and 13.1°C at night.
Not quite — October is the 7th coolest month in Keller, averaging 19.8°C.
For October in Keller, pack light layers you can adjust through the day, with typical highs of 26.4°C and lows of 13.1°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 64% — moderately humid.
Average wind speed in October is 2.9 m/s. The windiest October on record averaged 3.4 m/s (2000).
The wettest October on record was 1981 with 397 mm. On average, October sees 100 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 Keller 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.
