October is one of the warmer months of the year in Lowell, with average highs near 16.4°C and lows around 6.5°C (mean 11.5°C). It is a relatively wet time of year, averaging 114 mm of rainfall and 78% relative humidity across the period.
October is one of the warmer months of the year in Lowell. Across 45 years of records, the warmest October in Lowell was 2017 — when the month averaged 15.4°C — while the coldest was 1988 at 8.9°C. Typical October days reach 16.4°C with nights near 6.5°C. The long-term trend is warming, about 0.6°C per decade.
October is a relatively wet time of year in Lowell, averaging 114 mm of rainfall. The wettest October on record was 2005 with 331 mm, while the driest was 1994 at 16 mm.
Relative humidity in Lowell during October averages 78%. The most humid October was 2005 at 85%, and the least humid was 2001 at 69%.
October receives about 2.9 kWh/m²/day of solar energy in Lowell. The sunniest Octobers were 1987 and 1994 at 3.4 kWh/m²/day, and the cloudiest were 2005, 2018 and 2019 at 2.4.
Average wind speed in Lowell during October is 0.6 m/s. The windiest Octobers were 2010, 2019 and 2025, among others at 0.7 m/s, while the calmest were 2007 and 2023 at 0.5 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 10.4°C | 10.9°C | 11.2°C | 12.2°C | 13.0°C | +2.6°C |
| Avg High | 15.5°C | 16.0°C | 16.1°C | 16.9°C | 17.8°C | +2.3°C |
| Avg Low | 5.3°C | 5.8°C | 6.3°C | 7.5°C | 8.2°C | +2.9°C |
| Avg Rain | 98 mm | 121 mm | 115 mm | 124 mm | 108 mm | +11 mm |
October temperatures in Lowell have risen by about 2.4°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -5.8°C (2020) to a record high of 30.1°C (2007).
Rainfall in October is a relatively wet time of year, averaging 114 mm, with a wettest year of 331 mm.
A good time to visit Lowell
October is a good time to visit Lowell, with days averaging 16.4°C and nights around 6.5°C (mean 11.5°C, warmer than Lowell's yearly average) and higher 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 | 17.5°C | 12.7°C | 8.0°C | 29.2°C | 1.9°C | 124 mm | 76% | 0.7 m/s | 3.2 |
| 2024 | 18.7°C | 13.1°C | 7.4°C | 26.0°C | 1.6°C | 27 mm | 70% | 0.6 m/s | 3.3 |
| 2023 | 18.2°C | 13.6°C | 9.1°C | 26.3°C | 1.3°C | 79 mm | 84% | 0.5 m/s | 2.9 |
| 2022 | 17.2°C | 12.4°C | 7.7°C | 23.9°C | 1.9°C | 115 mm | 81% | 0.6 m/s | 3 |
| 2021 | 18.1°C | 14.0°C | 9.9°C | 23.9°C | 2.9°C | 170 mm | 84% | 0.6 m/s | 2.7 |
| 2020 | 17.1°C | 12.2°C | 7.2°C | 24.8°C | -5.8°C | 133 mm | 77% | 0.6 m/s | 2.7 |
| 2019 | 16.8°C | 12.5°C | 8.1°C | 25.1°C | 2.9°C | 146 mm | 80% | 0.7 m/s | 2.4 |
| 2018 | 14.9°C | 10.4°C | 5.9°C | 26.3°C | -2.7°C | 120 mm | 83% | 0.6 m/s | 2.4 |
| 2017 🔥 | 20.7°C | 15.4°C | 10.1°C | 26.2°C | 3.4°C | 160 mm | 76% | 0.6 m/s | 3.1 |
| 2016 | 17.0°C | 12.0°C | 6.9°C | 24.9°C | -1.0°C | 146 mm | 79% | 0.6 m/s | 3 |
| 2015 | 15.9°C | 10.8°C | 5.8°C | 23.3°C | -3.0°C | 67 mm | 75% | 0.6 m/s | 3 |
| 2014 | 17.1°C | 12.6°C | 8.2°C | 25.8°C | 1.8°C | 152 mm | 81% | 0.6 m/s | 2.6 |
| 2013 | 17.4°C | 12.3°C | 7.2°C | 25.9°C | -0.4°C | 29 mm | 77% | 0.6 m/s | 2.9 |
| 2012 | 17.5°C | 12.9°C | 8.2°C | 24.2°C | -0.5°C | 99 mm | 81% | 0.6 m/s | 2.5 |
| 2011 | 15.8°C | 11.7°C | 7.6°C | 25.4°C | -2.6°C | 193 mm | 83% | 0.6 m/s | 2.7 |
| 2010 | 15.8°C | 11.2°C | 6.6°C | 25.2°C | 1.2°C | 129 mm | 78% | 0.7 m/s | 2.9 |
| 2009 | 14.5°C | 9.9°C | 5.3°C | 21.2°C | 0.3°C | 146 mm | 81% | 0.6 m/s | 2.5 |
| 2008 | 15.4°C | 10.4°C | 5.3°C | 21.1°C | -1.9°C | 59 mm | 79% | 0.6 m/s | 3.2 |
| 2007 | 19.6°C | 14.4°C | 9.2°C | 30.1°C | -0.2°C | 85 mm | 77% | 0.5 m/s | 2.9 |
| 2006 | 15.9°C | 10.9°C | 5.9°C | 24.7°C | -0.4°C | 143 mm | 78% | 0.7 m/s | 3 |
| 2005 🌧️ | 15.8°C | 11.7°C | 7.7°C | 27.2°C | -0.9°C | 331 mm | 85% | 0.6 m/s | 2.4 |
| 2004 | 15.0°C | 10.9°C | 6.8°C | 22.7°C | 1.5°C | 56 mm | 82% | 0.6 m/s | 2.8 |
| 2003 | 15.1°C | 10.3°C | 5.4°C | 23.4°C | -1.3°C | 140 mm | 79% | 0.6 m/s | 2.9 |
| 2002 | 15.1°C | 10.2°C | 5.3°C | 28.9°C | -2.0°C | 96 mm | 75% | 0.6 m/s | 2.9 |
| 2001 | 18.5°C | 12.4°C | 6.4°C | 26.4°C | -1.5°C | 28 mm | 69% | 0.6 m/s | 3.2 |
| 2000 | 16.4°C | 11.1°C | 5.8°C | 25.5°C | -0.1°C | 67 mm | 75% | 0.6 m/s | 2.9 |
| 1999 | 15.2°C | 10.0°C | 4.8°C | 22.0°C | 0.1°C | 105 mm | 80% | 0.6 m/s | 3.2 |
| 1998 | 15.8°C | 11.1°C | 6.4°C | 23.8°C | 2.2°C | 135 mm | 76% | 0.6 m/s | 3 |
| 1997 | 16.1°C | 10.9°C | 5.6°C | 26.4°C | -1.7°C | 55 mm | 70% | 0.6 m/s | 3 |
| 1996 | 14.7°C | 9.7°C | 4.7°C | 20.6°C | -0.9°C | 253 mm | 80% | 0.7 m/s | 3.1 |
| 1995 | 18.1°C | 12.8°C | 7.6°C | 25.9°C | 1.4°C | 189 mm | 79% | 0.6 m/s | 3 |
| 1994 | 16.3°C | 10.9°C | 5.5°C | 21.8°C | 1.3°C | 16 mm | 76% | 0.6 m/s | 3.4 |
| 1993 | 14.4°C | 9.4°C | 4.5°C | 23.9°C | -1.1°C | 106 mm | 77% | 0.6 m/s | 2.9 |
| 1992 | 14.7°C | 9.5°C | 4.3°C | 23.9°C | -1.2°C | 60 mm | 75% | 0.6 m/s | 2.7 |
| 1991 | 16.4°C | 11.5°C | 6.5°C | 23.5°C | 0.1°C | 98 mm | 82% | 0.6 m/s | 3.1 |
| 1990 | 17.9°C | 12.8°C | 7.7°C | 26.3°C | -1.8°C | 192 mm | 78% | 0.6 m/s | 3 |
| 1989 | 15.8°C | 10.7°C | 5.7°C | 21.8°C | -0.3°C | 174 mm | 82% | 0.6 m/s | 3.1 |
| 1988 ❄️ | 13.8°C | 8.9°C | 4.1°C | 26.4°C | -4.3°C | 74 mm | 74% | 0.6 m/s | 2.8 |
| 1987 | 14.7°C | 9.4°C | 4.2°C | 21.1°C | -1.1°C | 80 mm | 80% | 0.6 m/s | 3.4 |
| 1986 | 15.9°C | 10.5°C | 5.1°C | 23.0°C | -1.4°C | 66 mm | 74% | 0.6 m/s | 3 |
| 1985 | 16.2°C | 11.2°C | 6.1°C | 23.5°C | -0.9°C | 62 mm | 74% | 0.6 m/s | 3 |
| 1984 | 17.0°C | 11.9°C | 6.9°C | 22.4°C | -1.8°C | 115 mm | 79% | 0.6 m/s | 3.1 |
| 1983 | 15.9°C | 11.0°C | 6.0°C | 26.6°C | -2.4°C | 104 mm | 75% | 0.6 m/s | — |
| 1982 | 16.2°C | 10.6°C | 5.1°C | 25.7°C | -2.2°C | 86 mm | 75% | 0.6 m/s | — |
| 1981 | 14.0°C | 9.1°C | 4.2°C | 18.5°C | -0.5°C | 118 mm | 78% | 0.6 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 16.4°C with lows near 6.5°C (mean 11.5°C), based on 45 years of NASA POWER data.
October averages 114 mm of rainfall in Lowell, a relatively wet time of year. The wettest on record was 331 mm in 2005.
The hottest October reached 30.1°C in 2007. The coldest dipped to -5.8°C in 2020.
Comparing the earliest years on record (1981–1985) with the most recent (2021–2025), average October temperatures have risen by about 2.4°C. Daytime highs moved from 15.9°C to 17.9°C and overnight lows from 5.7°C to 8.4°C over the same span.
October is one of the warmer months of the year in Lowell and a relatively wet time of year, so plan for around 16.4°C daytime highs and 6.5°C at night.
Not quite — October is the 7th coolest month in Lowell, averaging 11.5°C.
For October in Lowell, pack warm layers and a jacket for chilly mornings, with typical highs of 16.4°C and lows of 6.5°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 78% — quite humid.
Average wind speed in October is 0.6 m/s. The windiest October on record averaged 0.7 m/s (1996).
The wettest October on record was 2005 with 331 mm. On average, October sees 114 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 Lowell 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.
