October is one of the warmer months of the year in Eastleigh, with average highs near 15.3°C and lows around 8.3°C (mean 11.8°C). It is a relatively wet time of year, averaging 88 mm of rainfall and 87% relative humidity across the period.
October is one of the warmer months of the year in Eastleigh. Across 45 years of records, the warmest October in Eastleigh was 2022 — when the month averaged 14.3°C — while the coldest was 1992 at 8.2°C. Typical October days reach 15.3°C with nights near 8.3°C. The long-term trend is warming, about 0.4°C per decade.
October is a relatively wet time of year in Eastleigh, averaging 88 mm of rainfall. The wettest October on record was 2020 with 172 mm, while the driest was 1985 at 28 mm.
Relative humidity in Eastleigh during October averages 87%. The most humid October was 2024 at 90%, and the least humid was 2003 at 82%.
October receives about 2 kWh/m²/day of solar energy in Eastleigh. The sunniest October was 2018 at 2.3 kWh/m²/day, and the cloudiest were 1998 and 2000 at 1.5.
Average wind speed in Eastleigh during October is 3.8 m/s. The windiest October was 1998 at 5 m/s, while the calmest was 2007 at 2.6 m/s.
Ranked against the other 11 months using 1981–2025 averages.
| Metric | 1980s | 1990s | 2000s | 2010s | 2020s | Change |
|---|---|---|---|---|---|---|
| Avg Temp | 11.3°C | 11.2°C | 12.0°C | 12.0°C | 12.9°C | +1.6°C |
| Avg High | 14.8°C | 14.7°C | 15.5°C | 15.6°C | 16.4°C | +1.6°C |
| Avg Low | 7.9°C | 7.6°C | 8.6°C | 8.5°C | 9.4°C | +1.5°C |
| Avg Rain | 87 mm | 78 mm | 90 mm | 79 mm | 117 mm | +30 mm |
October temperatures in Eastleigh have risen by about 2.4°C between 1981–1985 and 2021–2025.
October has ranged from a record low of -1.9°C (2008) to a record high of 26°C (2011).
Rainfall in October is a relatively wet time of year, averaging 88 mm, with a wettest year of 172 mm.
A good time to visit Eastleigh
October is a good time to visit Eastleigh, with days averaging 15.3°C and nights around 8.3°C (mean 11.8°C, warmer than Eastleigh'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 | 16.1°C | 12.6°C | 9.1°C | 20.4°C | 4.7°C | 77 mm | 86% | 3.8 m/s | 1.9 |
| 2024 | 16.1°C | 12.6°C | 9.1°C | 19.7°C | 3.0°C | 96 mm | 90% | 3 m/s | 2 |
| 2023 | 17.0°C | 13.8°C | 10.5°C | 22.6°C | 4.5°C | 129 mm | 88% | 3.3 m/s | 2.1 |
| 2022 🔥 | 18.2°C | 14.3°C | 10.4°C | 20.3°C | 4.4°C | 88 mm | 85% | 3.7 m/s | 2.2 |
| 2021 | 16.5°C | 12.9°C | 9.3°C | 20.8°C | 4.7°C | 136 mm | 87% | 3.7 m/s | 2.1 |
| 2020 🌧️ | 14.3°C | 11.2°C | 8.2°C | 17.5°C | 5.0°C | 172 mm | 89% | 4.3 m/s | 1.8 |
| 2019 | 14.5°C | 11.3°C | 8.0°C | 18.3°C | 2.4°C | 122 mm | 89% | 3.8 m/s | 1.8 |
| 2018 | 16.1°C | 11.7°C | 7.4°C | 22.7°C | 1.8°C | 52 mm | 85% | 3.5 m/s | 2.3 |
| 2017 | 16.4°C | 12.9°C | 9.3°C | 19.8°C | 2.2°C | 39 mm | 87% | 4 m/s | 1.9 |
| 2016 | 15.4°C | 11.7°C | 7.9°C | 18.6°C | 5.4°C | 37 mm | 85% | 3.2 m/s | 2.2 |
| 2015 | 15.0°C | 11.5°C | 7.9°C | 18.1°C | 3.0°C | 60 mm | 88% | 3.2 m/s | 2 |
| 2014 | 16.5°C | 13.3°C | 10.1°C | 20.6°C | 5.3°C | 94 mm | 88% | 3.8 m/s | 1.9 |
| 2013 | 16.3°C | 13.1°C | 9.9°C | 20.6°C | 4.4°C | 125 mm | 88% | 4.4 m/s | 2 |
| 2012 | 13.8°C | 10.5°C | 7.3°C | 18.3°C | 0.8°C | 129 mm | 90% | 3.7 m/s | 1.7 |
| 2011 | 17.1°C | 13.5°C | 9.9°C | 26.0°C | 2.1°C | 43 mm | 84% | 4 m/s | 2.2 |
| 2010 | 14.6°C | 10.9°C | 7.3°C | 20.5°C | -0.3°C | 92 mm | 88% | 3.8 m/s | 2.1 |
| 2009 | 16.1°C | 12.5°C | 9.0°C | 20.8°C | 4.0°C | 74 mm | 86% | 3.1 m/s | 1.9 |
| 2008 | 14.2°C | 10.1°C | 6.1°C | 20.8°C | -1.9°C | 63 mm | 87% | 3.8 m/s | 2.1 |
| 2007 | 15.5°C | 11.9°C | 8.3°C | 19.5°C | 3.8°C | 46 mm | 87% | 2.6 m/s | 2 |
| 2006 | 17.3°C | 13.8°C | 10.4°C | 20.5°C | 5.5°C | 100 mm | 88% | 4 m/s | 1.9 |
| 2005 | 17.4°C | 14.1°C | 10.8°C | 20.4°C | 6.3°C | 94 mm | 87% | 3.8 m/s | 1.9 |
| 2004 | 14.7°C | 11.5°C | 8.3°C | 17.3°C | 5.5°C | 105 mm | 87% | 4.4 m/s | 1.9 |
| 2003 | 14.3°C | 10.3°C | 6.3°C | 20.4°C | 0.0°C | 63 mm | 82% | 3.9 m/s | 2.2 |
| 2002 | 15.0°C | 11.5°C | 8.0°C | 20.2°C | 2.1°C | 99 mm | 85% | 3.8 m/s | 1.9 |
| 2001 | 16.8°C | 13.8°C | 10.8°C | 22.3°C | 5.9°C | 102 mm | 89% | 4.2 m/s | 1.9 |
| 2000 | 14.0°C | 10.8°C | 7.7°C | 17.2°C | 4.3°C | 155 mm | 89% | 4.2 m/s | 1.5 |
| 1999 | 14.8°C | 11.3°C | 7.7°C | 19.2°C | 3.8°C | 71 mm | 88% | 3.8 m/s | 2.2 |
| 1998 | 14.6°C | 11.1°C | 7.7°C | 18.9°C | 3.6°C | 118 mm | 86% | 5 m/s | 1.5 |
| 1997 | 15.2°C | 11.4°C | 7.5°C | 23.9°C | -0.1°C | 68 mm | 86% | 3.5 m/s | 2.2 |
| 1996 | 15.7°C | 12.4°C | 9.1°C | 18.9°C | 5.5°C | 65 mm | 85% | 4 m/s | 2.1 |
| 1995 | 17.3°C | 13.7°C | 10.0°C | 21.8°C | 5.0°C | 41 mm | 87% | 3.4 m/s | 2.1 |
| 1994 | 15.1°C | 11.2°C | 7.3°C | 19.9°C | 1.7°C | 101 mm | 86% | 3.4 m/s | 2.2 |
| 1993 | 12.3°C | 9.0°C | 5.7°C | 16.2°C | -1.8°C | 111 mm | 88% | 3.8 m/s | 1.9 |
| 1992 ❄️ | 11.4°C | 8.2°C | 5.0°C | 16.6°C | -0.8°C | 73 mm | 88% | 3.9 m/s | 1.9 |
| 1991 | 14.0°C | 10.6°C | 7.2°C | 21.2°C | 1.6°C | 64 mm | 86% | 3.4 m/s | 1.9 |
| 1990 | 16.3°C | 12.7°C | 9.0°C | 22.2°C | 2.3°C | 70 mm | 84% | 4.1 m/s | 1.9 |
| 1989 | 16.5°C | 12.8°C | 9.1°C | 19.7°C | 6.3°C | 77 mm | 83% | 4 m/s | 1.8 |
| 1988 | 15.0°C | 11.7°C | 8.5°C | 18.2°C | 1.6°C | 79 mm | 88% | 3.7 m/s | 1.9 |
| 1987 | 14.4°C | 11.1°C | 7.8°C | 20.3°C | 3.2°C | 139 mm | 87% | 3.7 m/s | 1.8 |
| 1986 | 15.9°C | 12.0°C | 8.1°C | 20.3°C | 3.4°C | 82 mm | 87% | 3.6 m/s | 1.9 |
| 1985 | 15.4°C | 11.8°C | 8.3°C | 22.8°C | 3.0°C | 28 mm | 86% | 3.3 m/s | 2.1 |
| 1984 | 15.5°C | 12.0°C | 8.5°C | 20.7°C | 2.5°C | 84 mm | 86% | 4 m/s | 1.7 |
| 1983 | 14.5°C | 11.0°C | 7.5°C | 21.6°C | -1.3°C | 56 mm | 85% | 4.3 m/s | — |
| 1982 | 13.9°C | 10.6°C | 7.4°C | 17.2°C | 3.4°C | 136 mm | 89% | 3.3 m/s | — |
| 1981 | 11.9°C | 8.7°C | 5.6°C | 18.1°C | 0.4°C | 99 mm | 88% | 4.2 m/s | — |
Actual recorded October data for each year, 1981–2025 — sourced from NASA POWER.
The average high in October is around 15.3°C with lows near 8.3°C (mean 11.8°C), based on 45 years of NASA POWER data.
October averages 88 mm of rainfall in Eastleigh, a relatively wet time of year. The wettest on record was 172 mm in 2020.
The hottest October reached 26°C in 2011. The coldest dipped to -1.9°C in 2008.
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 14.2°C to 16.8°C and overnight lows from 7.5°C to 9.7°C over the same span.
October is one of the warmer months of the year in Eastleigh and a relatively wet time of year, so plan for around 15.3°C daytime highs and 8.3°C at night.
Not quite — October is the 7th coolest month in Eastleigh, averaging 11.8°C.
For October in Eastleigh, pack light layers you can adjust through the day, with typical highs of 15.3°C and lows of 8.3°C. Bring an umbrella or light rain jacket too.
Relative humidity in October averages 87% — quite humid.
Average wind speed in October is 3.8 m/s. The windiest October on record averaged 5 m/s (1998).
The wettest October on record was 2020 with 172 mm. On average, October sees 88 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 Eastleigh 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.
