October is one of the warmer months of the year in New Tecumseth, with average highs near 13.8°C and lows around 4.2°C (mean 9°C). It is about average for rainfall, averaging 66 mm of rainfall and 79% relative humidity across the period.
October is one of the warmer months of the year in New Tecumseth. Across 45 years of records, the warmest October in New Tecumseth was 2007 — when the month averaged 13°C — while the coldest was 1981 at 5.7°C. Typical October days reach 13.8°C with nights near 4.2°C. The long-term trend is warming, about 0.6°C per decade.
October is about average for rainfall in New Tecumseth, averaging 66 mm of rainfall. The wettest October on record was 2006 with 132 mm, while the driest was 2000 at 28 mm.
Relative humidity in New Tecumseth during October averages 79%. The most humid October was 2021 at 86%, and the least humid was 2024 at 72%.
October receives about 2.5 kWh/m²/day of solar energy in New Tecumseth. The sunniest Octobers were 1998 and 2025 at 3 kWh/m²/day, and the cloudiest was 2018 at 2.
Average wind speed in New Tecumseth during October is 2.7 m/s. The windiest October was 1995 at 3.2 m/s, while the calmest was 1984 at 2.1 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 8.0°C | 8.5°C | 8.9°C | 9.6°C | 10.6°C | +2.6°C |
| Avg High | 13.0°C | 13.5°C | 13.6°C | 14.2°C | 15.5°C | +2.5°C |
| Avg Low | 3.0°C | 3.4°C | 4.2°C | 5.0°C | 5.7°C | +2.7°C |
| Avg Rain | 56 mm | 61 mm | 69 mm | 83 mm | 59 mm | +3 mm |
October temperatures in New Tecumseth have risen by about 2.7°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -5.1°C (1988) to a record high of 30.4°C (2023).
Rainfall in October is about average for rainfall, averaging 66 mm, with a wettest year of 132 mm.
A good time to visit New Tecumseth
October is a good time to visit New Tecumseth, with days averaging 13.8°C and nights around 4.2°C (mean 9°C, warmer than New Tecumseth's yearly average) and moderate rainfall. July and August 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 | 16.1°C | 10.8°C | 5.5°C | 29.0°C | -2.2°C | 55 mm | 75% | 2.4 m/s | 3 |
| 2024 | 16.7°C | 11.1°C | 5.5°C | 25.3°C | 0.2°C | 41 mm | 72% | 2.6 m/s | 2.9 |
| 2023 | 15.7°C | 11.4°C | 7.1°C | 30.4°C | -1.4°C | 60 mm | 78% | 2.6 m/s | 2.3 |
| 2022 | 15.1°C | 9.6°C | 4.0°C | 24.3°C | -1.3°C | 37 mm | 72% | 2.4 m/s | 2.8 |
| 2021 | 16.6°C | 12.6°C | 8.5°C | 24.1°C | 1.1°C | 99 mm | 86% | 2.4 m/s | 2.3 |
| 2020 | 12.5°C | 8.1°C | 3.6°C | 23.9°C | -4.0°C | 63 mm | 79% | 2.7 m/s | 2.3 |
| 2019 | 14.6°C | 9.8°C | 5.0°C | 27.5°C | -0.3°C | 91 mm | 80% | 2.8 m/s | 2.6 |
| 2018 | 12.5°C | 8.0°C | 3.5°C | 27.0°C | -3.0°C | 74 mm | 81% | 2.9 m/s | 2 |
| 2017 | 17.4°C | 12.1°C | 6.8°C | 25.8°C | 1.6°C | 64 mm | 77% | 2.9 m/s | 2.6 |
| 2016 | 15.4°C | 10.6°C | 5.9°C | 25.3°C | -2.9°C | 54 mm | 79% | 2.6 m/s | 2.5 |
| 2015 | 13.6°C | 8.9°C | 4.3°C | 22.2°C | -3.0°C | 78 mm | 76% | 3 m/s | 2.5 |
| 2014 | 13.7°C | 9.4°C | 5.1°C | 22.9°C | -1.0°C | 78 mm | 84% | 2.8 m/s | 2.1 |
| 2013 | 14.4°C | 9.8°C | 5.2°C | 23.9°C | -3.7°C | 109 mm | 82% | 2.4 m/s | 2.6 |
| 2012 | 13.1°C | 8.9°C | 4.8°C | 21.8°C | -0.8°C | 115 mm | 83% | 2.9 m/s | 2.1 |
| 2011 | 13.7°C | 9.4°C | 5.2°C | 25.7°C | -2.5°C | 110 mm | 81% | 2.5 m/s | 2.4 |
| 2010 | 13.3°C | 8.8°C | 4.3°C | 21.6°C | -3.1°C | 57 mm | 77% | 2.7 m/s | 2.9 |
| 2009 | 11.7°C | 7.3°C | 2.9°C | 17.1°C | -3.0°C | 84 mm | 83% | 2.6 m/s | 2.1 |
| 2008 | 13.1°C | 8.0°C | 3.0°C | 25.4°C | -4.3°C | 44 mm | 78% | 2.6 m/s | 2.7 |
| 2007 🔥 | 18.0°C | 13.0°C | 8.1°C | 28.2°C | -0.1°C | 68 mm | 79% | 2.6 m/s | 2.2 |
| 2006 🌧️ | 11.9°C | 7.3°C | 2.7°C | 23.7°C | -2.2°C | 132 mm | 84% | 2.9 m/s | 2.3 |
| 2005 | 15.0°C | 10.4°C | 5.9°C | 29.1°C | -1.4°C | 36 mm | 80% | 2.5 m/s | 2.4 |
| 2004 | 14.2°C | 9.6°C | 5.0°C | 25.6°C | 0.7°C | 54 mm | 78% | 2.8 m/s | 2.5 |
| 2003 | 12.3°C | 7.7°C | 3.0°C | 24.7°C | -3.0°C | 84 mm | 83% | 2.6 m/s | 2.5 |
| 2002 | 12.1°C | 7.6°C | 3.1°C | 28.3°C | -3.7°C | 41 mm | 77% | 2.6 m/s | 2.4 |
| 2001 | 13.2°C | 8.7°C | 4.2°C | 24.3°C | -2.4°C | 118 mm | 82% | 3.1 m/s | 2.1 |
| 2000 | 14.7°C | 9.6°C | 4.5°C | 21.4°C | -2.6°C | 28 mm | 79% | 2.3 m/s | 2.5 |
| 1999 | 13.1°C | 8.1°C | 3.0°C | 22.7°C | -3.9°C | 51 mm | 76% | 2.9 m/s | 2.5 |
| 1998 | 15.1°C | 9.9°C | 4.8°C | 20.9°C | -1.2°C | 32 mm | 76% | 2.7 m/s | 3 |
| 1997 | 13.9°C | 8.7°C | 3.5°C | 26.2°C | -2.8°C | 40 mm | 76% | 2.4 m/s | 2.8 |
| 1996 | 12.7°C | 7.8°C | 3.0°C | 22.9°C | -3.2°C | 71 mm | 84% | 2.8 m/s | 2.2 |
| 1995 | 14.5°C | 9.7°C | 4.8°C | 25.8°C | -1.2°C | 74 mm | 79% | 3.2 m/s | 2.2 |
| 1994 | 15.1°C | 9.7°C | 4.3°C | 24.4°C | -0.5°C | 31 mm | 72% | 2.3 m/s | 2.8 |
| 1993 | 12.2°C | 6.9°C | 1.6°C | 23.9°C | -3.6°C | 83 mm | 78% | 3.1 m/s | 2.2 |
| 1992 | 11.5°C | 6.4°C | 1.3°C | 21.2°C | -4.7°C | 62 mm | 82% | 2.5 m/s | 2.3 |
| 1991 | 14.3°C | 9.3°C | 4.3°C | 23.7°C | -3.5°C | 66 mm | 76% | 2.7 m/s | 2.4 |
| 1990 | 13.0°C | 8.0°C | 2.9°C | 24.6°C | -4.5°C | 100 mm | 81% | 3 m/s | 2.6 |
| 1989 | 14.7°C | 9.3°C | 4.0°C | 23.5°C | -1.8°C | 37 mm | 74% | 2.9 m/s | 2.4 |
| 1988 | 10.4°C | 6.3°C | 2.2°C | 25.2°C | -5.1°C | 62 mm | 79% | 2.9 m/s | 2.4 |
| 1987 | 11.5°C | 6.4°C | 1.3°C | 20.7°C | -3.5°C | 35 mm | 74% | 2.6 m/s | 2.5 |
| 1986 | 12.4°C | 7.5°C | 2.6°C | 20.0°C | -4.2°C | 56 mm | 84% | 2.4 m/s | 2.8 |
| 1985 | 13.5°C | 8.4°C | 3.4°C | 19.1°C | -3.8°C | 83 mm | 78% | 2.6 m/s | 2.6 |
| 1984 | 16.0°C | 10.4°C | 4.8°C | 20.5°C | -1.2°C | 37 mm | 76% | 2.1 m/s | 2.7 |
| 1983 | 13.4°C | 8.4°C | 3.4°C | 25.6°C | -3.2°C | 66 mm | 78% | 2.9 m/s | — |
| 1982 | 14.5°C | 9.2°C | 3.8°C | 23.2°C | -3.1°C | 46 mm | 79% | 2.4 m/s | — |
| 1981 ❄️ | 10.2°C | 5.7°C | 1.2°C | 17.5°C | -4.1°C | 84 mm | 84% | 2.7 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 13.8°C with lows near 4.2°C (mean 9°C), based on 45 years of NASA POWER data.
October averages 66 mm of rainfall in New Tecumseth, about average for rainfall. The wettest on record was 132 mm in 2006.
The hottest October reached 30.4°C in 2023. The coldest dipped to -5.1°C in 1988.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.7°C. Daytime highs moved from 13.5°C to 16°C and overnight lows from 3.3°C to 6.1°C over the same span.
October is one of the warmer months of the year in New Tecumseth and about average for rainfall, so plan for around 13.8°C daytime highs and 4.2°C at night.
Not quite — October is the 7th coolest month in New Tecumseth, averaging 9°C.
For October in New Tecumseth, pack warm layers and a jacket for chilly mornings, with typical highs of 13.8°C and lows of 4.2°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 79% — quite humid.
Average wind speed in October is 2.7 m/s. The windiest October on record averaged 3.2 m/s (1995).
The wettest October on record was 2006 with 132 mm. On average, October sees 66 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 New Tecumseth 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.
